| Message ID | 08243e0283d6f10f9f289b0963f385cf271bc796.1713212438.git.josef@toxicpanda.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | btrfs: change root->root_key.objectid to btrfs_root_id() | expand |
On Mon, Apr 15, 2024 at 9:21 PM Josef Bacik <josef@toxicpanda.com> wrote: > > A comment from Filipe on one of my previous cleanups brought my > attention to a new helper we have for getting the root id of a root, > which makes it easier to read in the code. > > The changes where made with the following Coccinelle semantic patch: > > // <smpl> > @@ > expression E,E1; > @@ > ( > E->root_key.objectid = E1 > | > - E->root_key.objectid > + btrfs_root_id(E) > ) > // </smpl> > > Signed-off-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Filipe Manana <fdmanana@suse.com> Looks good, thanks. > --- > fs/btrfs/backref.c | 8 +++--- > fs/btrfs/block-rsv.c | 10 +++---- > fs/btrfs/compression.c | 2 +- > fs/btrfs/ctree.c | 36 ++++++++++++------------ > fs/btrfs/defrag.c | 2 +- > fs/btrfs/delayed-inode.c | 2 +- > fs/btrfs/disk-io.c | 36 ++++++++++++------------ > fs/btrfs/export.c | 8 +++--- > fs/btrfs/extent-tree.c | 50 ++++++++++++++++----------------- > fs/btrfs/file-item.c | 10 +++---- > fs/btrfs/file.c | 22 +++++++-------- > fs/btrfs/inode-item.c | 4 +-- > fs/btrfs/inode.c | 58 +++++++++++++++++++------------------- > fs/btrfs/ioctl.c | 20 +++++++------- > fs/btrfs/locking.c | 2 +- > fs/btrfs/ordered-data.c | 2 +- > fs/btrfs/props.c | 2 +- > fs/btrfs/qgroup.c | 26 ++++++++--------- > fs/btrfs/reflink.c | 2 +- > fs/btrfs/relocation.c | 60 ++++++++++++++++++++-------------------- > fs/btrfs/root-tree.c | 2 +- > fs/btrfs/send.c | 28 +++++++++---------- > fs/btrfs/super.c | 10 +++---- > fs/btrfs/transaction.c | 22 +++++++-------- > fs/btrfs/tree-log.c | 10 +++---- > fs/btrfs/tree-mod-log.c | 2 +- > 26 files changed, 218 insertions(+), 218 deletions(-) > > diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c > index 574fb1d515b3..0bc81b340295 100644 > --- a/fs/btrfs/backref.c > +++ b/fs/btrfs/backref.c > @@ -261,7 +261,7 @@ static void update_share_count(struct share_check *sc, int oldcount, > else if (oldcount < 1 && newcount > 0) > sc->share_count++; > > - if (newref->root_id == sc->root->root_key.objectid && > + if (newref->root_id == btrfs_root_id(sc->root) && > newref->wanted_disk_byte == sc->data_bytenr && > newref->key_for_search.objectid == sc->inum) > sc->self_ref_count += newref->count; > @@ -769,7 +769,7 @@ static int resolve_indirect_refs(struct btrfs_backref_walk_ctx *ctx, > continue; > } > > - if (sc && ref->root_id != sc->root->root_key.objectid) { > + if (sc && ref->root_id != btrfs_root_id(sc->root)) { > free_pref(ref); > ret = BACKREF_FOUND_SHARED; > goto out; > @@ -2623,7 +2623,7 @@ static int iterate_inode_refs(u64 inum, struct inode_fs_paths *ipath) > btrfs_debug(fs_root->fs_info, > "following ref at offset %u for inode %llu in tree %llu", > cur, found_key.objectid, > - fs_root->root_key.objectid); > + btrfs_root_id(fs_root)); > ret = inode_to_path(parent, name_len, > (unsigned long)(iref + 1), eb, ipath); > if (ret) > @@ -3361,7 +3361,7 @@ static int handle_indirect_tree_backref(struct btrfs_trans_handle *trans, > if (btrfs_node_blockptr(eb, path->slots[level]) != cur->bytenr) { > btrfs_err(fs_info, > "couldn't find block (%llu) (level %d) in tree (%llu) with key (%llu %u %llu)", > - cur->bytenr, level - 1, root->root_key.objectid, > + cur->bytenr, level - 1, btrfs_root_id(root), > tree_key->objectid, tree_key->type, tree_key->offset); > btrfs_put_root(root); > ret = -ENOENT; > diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c > index 95c174f9fd4f..9cd722da1d86 100644 > --- a/fs/btrfs/block-rsv.c > +++ b/fs/btrfs/block-rsv.c > @@ -341,9 +341,9 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info) > read_lock(&fs_info->global_root_lock); > rbtree_postorder_for_each_entry_safe(root, tmp, &fs_info->global_root_tree, > rb_node) { > - if (root->root_key.objectid == BTRFS_EXTENT_TREE_OBJECTID || > - root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID || > - root->root_key.objectid == BTRFS_FREE_SPACE_TREE_OBJECTID) { > + if (btrfs_root_id(root) == BTRFS_EXTENT_TREE_OBJECTID || > + btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID || > + btrfs_root_id(root) == BTRFS_FREE_SPACE_TREE_OBJECTID) { > num_bytes += btrfs_root_used(&root->root_item); > min_items++; > } > @@ -406,7 +406,7 @@ void btrfs_init_root_block_rsv(struct btrfs_root *root) > { > struct btrfs_fs_info *fs_info = root->fs_info; > > - switch (root->root_key.objectid) { > + switch (btrfs_root_id(root)) { > case BTRFS_CSUM_TREE_OBJECTID: > case BTRFS_EXTENT_TREE_OBJECTID: > case BTRFS_FREE_SPACE_TREE_OBJECTID: > @@ -469,7 +469,7 @@ static struct btrfs_block_rsv *get_block_rsv( > if (test_bit(BTRFS_ROOT_SHAREABLE, &root->state) || > (root == fs_info->uuid_root) || > (trans->adding_csums && > - root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID)) > + btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID)) > block_rsv = trans->block_rsv; > > if (!block_rsv) > diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c > index c981903c8cd7..6441e47d8a5e 100644 > --- a/fs/btrfs/compression.c > +++ b/fs/btrfs/compression.c > @@ -992,7 +992,7 @@ int btrfs_compress_filemap_get_folio(struct address_space *mapping, u64 start, > > btrfs_crit(inode->root->fs_info, > "failed to get page cache, root %lld ino %llu file offset %llu", > - inode->root->root_key.objectid, btrfs_ino(inode), start); > + btrfs_root_id(inode->root), btrfs_ino(inode), start); > return -ENOENT; > } > *in_folio_ret = in_folio; > diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c > index f6a98e7cf006..adcec4d247c5 100644 > --- a/fs/btrfs/ctree.c > +++ b/fs/btrfs/ctree.c > @@ -291,7 +291,7 @@ static void add_root_to_dirty_list(struct btrfs_root *root) > spin_lock(&fs_info->trans_lock); > if (!test_and_set_bit(BTRFS_ROOT_DIRTY, &root->state)) { > /* Want the extent tree to be the last on the list */ > - if (root->root_key.objectid == BTRFS_EXTENT_TREE_OBJECTID) > + if (btrfs_root_id(root) == BTRFS_EXTENT_TREE_OBJECTID) > list_move_tail(&root->dirty_list, > &fs_info->dirty_cowonly_roots); > else > @@ -454,7 +454,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, > } > } else { > refs = 1; > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || > btrfs_header_backref_rev(buf) < BTRFS_MIXED_BACKREF_REV) > flags = BTRFS_BLOCK_FLAG_FULL_BACKREF; > else > @@ -466,14 +466,14 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, > !(flags & BTRFS_BLOCK_FLAG_FULL_BACKREF)); > > if (refs > 1) { > - if ((owner == root->root_key.objectid || > - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) && > + if ((owner == btrfs_root_id(root) || > + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) && > !(flags & BTRFS_BLOCK_FLAG_FULL_BACKREF)) { > ret = btrfs_inc_ref(trans, root, buf, 1); > if (ret) > return ret; > > - if (root->root_key.objectid == > + if (btrfs_root_id(root) == > BTRFS_TREE_RELOC_OBJECTID) { > ret = btrfs_dec_ref(trans, root, buf, 0); > if (ret) > @@ -485,7 +485,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, > new_flags |= BTRFS_BLOCK_FLAG_FULL_BACKREF; > } else { > > - if (root->root_key.objectid == > + if (btrfs_root_id(root) == > BTRFS_TREE_RELOC_OBJECTID) > ret = btrfs_inc_ref(trans, root, cow, 1); > else > @@ -500,7 +500,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, > } > } else { > if (flags & BTRFS_BLOCK_FLAG_FULL_BACKREF) { > - if (root->root_key.objectid == > + if (btrfs_root_id(root) == > BTRFS_TREE_RELOC_OBJECTID) > ret = btrfs_inc_ref(trans, root, cow, 1); > else > @@ -563,13 +563,13 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, > else > btrfs_node_key(buf, &disk_key, 0); > > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) { > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) { > if (parent) > parent_start = parent->start; > reloc_src_root = btrfs_header_owner(buf); > } > cow = btrfs_alloc_tree_block(trans, root, parent_start, > - root->root_key.objectid, &disk_key, level, > + btrfs_root_id(root), &disk_key, level, > search_start, empty_size, reloc_src_root, nest); > if (IS_ERR(cow)) > return PTR_ERR(cow); > @@ -582,10 +582,10 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, > btrfs_set_header_backref_rev(cow, BTRFS_MIXED_BACKREF_REV); > btrfs_clear_header_flag(cow, BTRFS_HEADER_FLAG_WRITTEN | > BTRFS_HEADER_FLAG_RELOC); > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) > btrfs_set_header_flag(cow, BTRFS_HEADER_FLAG_RELOC); > else > - btrfs_set_header_owner(cow, root->root_key.objectid); > + btrfs_set_header_owner(cow, btrfs_root_id(root)); > > write_extent_buffer_fsid(cow, fs_info->fs_devices->metadata_uuid); > > @@ -609,7 +609,7 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, > > if (buf == root->node) { > WARN_ON(parent && parent != buf); > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || > btrfs_header_backref_rev(buf) < BTRFS_MIXED_BACKREF_REV) > parent_start = buf->start; > > @@ -685,7 +685,7 @@ static inline int should_cow_block(struct btrfs_trans_handle *trans, > */ > if (btrfs_header_generation(buf) == trans->transid && > !btrfs_header_flag(buf, BTRFS_HEADER_FLAG_WRITTEN) && > - !(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && > + !(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && > btrfs_header_flag(buf, BTRFS_HEADER_FLAG_RELOC)) && > !test_bit(BTRFS_ROOT_FORCE_COW, &root->state)) > return 0; > @@ -1511,7 +1511,7 @@ read_block_for_search(struct btrfs_root *root, struct btrfs_path *p, > check.has_first_key = true; > check.level = parent_level - 1; > check.transid = gen; > - check.owner_root = root->root_key.objectid; > + check.owner_root = btrfs_root_id(root); > > /* > * If we need to read an extent buffer from disk and we are holding locks > @@ -1556,7 +1556,7 @@ read_block_for_search(struct btrfs_root *root, struct btrfs_path *p, > btrfs_release_path(p); > return -EIO; > } > - if (btrfs_check_eb_owner(tmp, root->root_key.objectid)) { > + if (btrfs_check_eb_owner(tmp, btrfs_root_id(root))) { > free_extent_buffer(tmp); > btrfs_release_path(p); > return -EUCLEAN; > @@ -2865,7 +2865,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans, > else > btrfs_node_key(lower, &lower_key, 0); > > - c = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, > + c = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), > &lower_key, level, root->node->start, 0, > 0, BTRFS_NESTING_NEW_ROOT); > if (IS_ERR(c)) > @@ -3009,7 +3009,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans, > mid = (c_nritems + 1) / 2; > btrfs_node_key(c, &disk_key, mid); > > - split = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, > + split = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), > &disk_key, level, c->start, 0, > 0, BTRFS_NESTING_SPLIT); > if (IS_ERR(split)) > @@ -3761,7 +3761,7 @@ static noinline int split_leaf(struct btrfs_trans_handle *trans, > * BTRFS_NESTING_SPLIT_THE_SPLITTENING if we need to, but for now just > * use BTRFS_NESTING_NEW_ROOT. > */ > - right = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, > + right = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), > &disk_key, 0, l->start, 0, 0, > num_doubles ? BTRFS_NESTING_NEW_ROOT : > BTRFS_NESTING_SPLIT); > diff --git a/fs/btrfs/defrag.c b/fs/btrfs/defrag.c > index f015fa1b6301..407ccec3e57e 100644 > --- a/fs/btrfs/defrag.c > +++ b/fs/btrfs/defrag.c > @@ -147,7 +147,7 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, > > defrag->ino = btrfs_ino(inode); > defrag->transid = transid; > - defrag->root = root->root_key.objectid; > + defrag->root = btrfs_root_id(root); > defrag->extent_thresh = extent_thresh; > > spin_lock(&fs_info->defrag_inodes_lock); > diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c > index 121ab890bd05..95a0497fa866 100644 > --- a/fs/btrfs/delayed-inode.c > +++ b/fs/btrfs/delayed-inode.c > @@ -1651,7 +1651,7 @@ int btrfs_delete_delayed_dir_index(struct btrfs_trans_handle *trans, > if (unlikely(ret)) { > btrfs_err(trans->fs_info, > "err add delayed dir index item(index: %llu) into the deletion tree of the delayed node(root id: %llu, inode id: %llu, errno: %d)", > - index, node->root->root_key.objectid, > + index, btrfs_root_id(node->root), > node->inode_id, ret); > btrfs_delayed_item_release_metadata(dir->root, item); > btrfs_release_delayed_item(item); > diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c > index 0474e9b6d302..22bc34d2f89a 100644 > --- a/fs/btrfs/disk-io.c > +++ b/fs/btrfs/disk-io.c > @@ -776,7 +776,7 @@ int btrfs_global_root_insert(struct btrfs_root *root) > if (tmp) { > ret = -EEXIST; > btrfs_warn(fs_info, "global root %llu %llu already exists", > - root->root_key.objectid, root->root_key.offset); > + btrfs_root_id(root), root->root_key.offset); > } > return ret; > } > @@ -1012,7 +1012,7 @@ int btrfs_add_log_tree(struct btrfs_trans_handle *trans, > } > > log_root->last_trans = trans->transid; > - log_root->root_key.offset = root->root_key.objectid; > + log_root->root_key.offset = btrfs_root_id(root); > > inode_item = &log_root->root_item.inode; > btrfs_set_stack_inode_generation(inode_item, 1); > @@ -1077,14 +1077,14 @@ static struct btrfs_root *read_tree_root_path(struct btrfs_root *tree_root, > * match its root node owner > */ > if (!test_bit(BTRFS_FS_STATE_DUMMY_FS_INFO, &fs_info->fs_state) && > - root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID && > - root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && > - root->root_key.objectid != btrfs_header_owner(root->node)) { > + btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && > + btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && > + btrfs_root_id(root) != btrfs_header_owner(root->node)) { > btrfs_crit(fs_info, > "root=%llu block=%llu, tree root owner mismatch, have %llu expect %llu", > - root->root_key.objectid, root->node->start, > + btrfs_root_id(root), root->node->start, > btrfs_header_owner(root->node), > - root->root_key.objectid); > + btrfs_root_id(root)); > ret = -EUCLEAN; > goto fail; > } > @@ -1121,9 +1121,9 @@ static int btrfs_init_fs_root(struct btrfs_root *root, dev_t anon_dev) > > btrfs_drew_lock_init(&root->snapshot_lock); > > - if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID && > + if (btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && > !btrfs_is_data_reloc_root(root) && > - is_fstree(root->root_key.objectid)) { > + is_fstree(btrfs_root_id(root))) { > set_bit(BTRFS_ROOT_SHAREABLE, &root->state); > btrfs_check_and_init_root_item(&root->root_item); > } > @@ -1132,7 +1132,7 @@ static int btrfs_init_fs_root(struct btrfs_root *root, dev_t anon_dev) > * Don't assign anonymous block device to roots that are not exposed to > * userspace, the id pool is limited to 1M > */ > - if (is_fstree(root->root_key.objectid) && > + if (is_fstree(btrfs_root_id(root)) && > btrfs_root_refs(&root->root_item) > 0) { > if (!anon_dev) { > ret = get_anon_bdev(&root->anon_dev); > @@ -1219,7 +1219,7 @@ int btrfs_insert_fs_root(struct btrfs_fs_info *fs_info, > > spin_lock(&fs_info->fs_roots_radix_lock); > ret = radix_tree_insert(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid, > + (unsigned long) btrfs_root_id(root), > root); > if (ret == 0) { > btrfs_grab_root(root); > @@ -2584,7 +2584,7 @@ static int load_super_root(struct btrfs_root *root, u64 bytenr, u64 gen, int lev > struct btrfs_tree_parent_check check = { > .level = level, > .transid = gen, > - .owner_root = root->root_key.objectid > + .owner_root = btrfs_root_id(root) > }; > int ret = 0; > > @@ -2930,7 +2930,7 @@ static int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info) > spin_unlock(&fs_info->fs_roots_radix_lock); > break; > } > - root_objectid = gang[ret - 1]->root_key.objectid + 1; > + root_objectid = btrfs_root_id(gang[ret - 1]) + 1; > > for (i = 0; i < ret; i++) { > /* Avoid to grab roots in dead_roots. */ > @@ -2946,7 +2946,7 @@ static int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info) > for (i = 0; i < ret; i++) { > if (!gang[i]) > continue; > - root_objectid = gang[i]->root_key.objectid; > + root_objectid = btrfs_root_id(gang[i]); > err = btrfs_orphan_cleanup(gang[i]); > if (err) > goto out; > @@ -4139,7 +4139,7 @@ void btrfs_drop_and_free_fs_root(struct btrfs_fs_info *fs_info, > > spin_lock(&fs_info->fs_roots_radix_lock); > radix_tree_delete(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid); > + (unsigned long) btrfs_root_id(root)); > if (test_and_clear_bit(BTRFS_ROOT_IN_RADIX, &root->state)) > drop_ref = true; > spin_unlock(&fs_info->fs_roots_radix_lock); > @@ -4481,7 +4481,7 @@ static void btrfs_drop_all_logs(struct btrfs_fs_info *fs_info) > for (i = 0; i < ret; i++) { > if (!gang[i]) > continue; > - root_objectid = gang[i]->root_key.objectid; > + root_objectid = btrfs_root_id(gang[i]); > btrfs_free_log(NULL, gang[i]); > btrfs_put_root(gang[i]); > } > @@ -4812,7 +4812,7 @@ static void btrfs_free_all_qgroup_pertrans(struct btrfs_fs_info *fs_info) > > btrfs_qgroup_free_meta_all_pertrans(root); > radix_tree_tag_clear(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid, > + (unsigned long) btrfs_root_id(root), > BTRFS_ROOT_TRANS_TAG); > } > } > @@ -4953,7 +4953,7 @@ int btrfs_get_free_objectid(struct btrfs_root *root, u64 *objectid) > if (unlikely(root->free_objectid >= BTRFS_LAST_FREE_OBJECTID)) { > btrfs_warn(root->fs_info, > "the objectid of root %llu reaches its highest value", > - root->root_key.objectid); > + btrfs_root_id(root)); > ret = -ENOSPC; > goto out; > } > diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c > index 8398d345ec5b..9e81f89e76d8 100644 > --- a/fs/btrfs/export.c > +++ b/fs/btrfs/export.c > @@ -34,7 +34,7 @@ static int btrfs_encode_fh(struct inode *inode, u32 *fh, int *max_len, > type = FILEID_BTRFS_WITHOUT_PARENT; > > fid->objectid = btrfs_ino(BTRFS_I(inode)); > - fid->root_objectid = BTRFS_I(inode)->root->root_key.objectid; > + fid->root_objectid = btrfs_root_id(BTRFS_I(inode)->root); > fid->gen = inode->i_generation; > > if (parent) { > @@ -42,7 +42,7 @@ static int btrfs_encode_fh(struct inode *inode, u32 *fh, int *max_len, > > fid->parent_objectid = BTRFS_I(parent)->location.objectid; > fid->parent_gen = parent->i_generation; > - parent_root_id = BTRFS_I(parent)->root->root_key.objectid; > + parent_root_id = btrfs_root_id(BTRFS_I(parent)->root); > > if (parent_root_id != fid->root_objectid) { > fid->parent_root_objectid = parent_root_id; > @@ -160,7 +160,7 @@ struct dentry *btrfs_get_parent(struct dentry *child) > return ERR_PTR(-ENOMEM); > > if (btrfs_ino(BTRFS_I(dir)) == BTRFS_FIRST_FREE_OBJECTID) { > - key.objectid = root->root_key.objectid; > + key.objectid = btrfs_root_id(root); > key.type = BTRFS_ROOT_BACKREF_KEY; > key.offset = (u64)-1; > root = fs_info->tree_root; > @@ -243,7 +243,7 @@ static int btrfs_get_name(struct dentry *parent, char *name, > return -ENOMEM; > > if (ino == BTRFS_FIRST_FREE_OBJECTID) { > - key.objectid = BTRFS_I(inode)->root->root_key.objectid; > + key.objectid = btrfs_root_id(BTRFS_I(inode)->root); > key.type = BTRFS_ROOT_BACKREF_KEY; > key.offset = (u64)-1; > root = fs_info->tree_root; > diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c > index 87a921b84bab..828d9e61f8a3 100644 > --- a/fs/btrfs/extent-tree.c > +++ b/fs/btrfs/extent-tree.c > @@ -2328,7 +2328,7 @@ static noinline int check_delayed_ref(struct btrfs_root *root, > * If our ref doesn't match the one we're currently looking at > * then we have a cross reference. > */ > - if (ref->ref_root != root->root_key.objectid || > + if (ref->ref_root != btrfs_root_id(root) || > ref_owner != objectid || ref_offset != offset) { > ret = 1; > break; > @@ -2423,7 +2423,7 @@ static noinline int check_committed_ref(struct btrfs_root *root, > if (btrfs_extent_refs(leaf, ei) != > btrfs_extent_data_ref_count(leaf, ref) || > btrfs_extent_data_ref_root(leaf, ref) != > - root->root_key.objectid || > + btrfs_root_id(root) || > btrfs_extent_data_ref_objectid(leaf, ref) != objectid || > btrfs_extent_data_ref_offset(leaf, ref) != offset) > goto out; > @@ -2515,7 +2515,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans, > > key.offset -= btrfs_file_extent_offset(buf, fi); > btrfs_init_data_ref(&ref, key.objectid, key.offset, > - root->root_key.objectid, for_reloc); > + btrfs_root_id(root), for_reloc); > if (inc) > ret = btrfs_inc_extent_ref(trans, &ref); > else > @@ -2528,7 +2528,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans, > ref.num_bytes = fs_info->nodesize; > > btrfs_init_tree_ref(&ref, level - 1, > - root->root_key.objectid, for_reloc); > + btrfs_root_id(root), for_reloc); > if (inc) > ret = btrfs_inc_extent_ref(trans, &ref); > else > @@ -4671,7 +4671,7 @@ int btrfs_reserve_extent(struct btrfs_root *root, u64 ram_bytes, > bool final_tried = num_bytes == min_alloc_size; > u64 flags; > int ret; > - bool for_treelog = (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); > + bool for_treelog = (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID); > bool for_data_reloc = (btrfs_is_data_reloc_root(root) && is_data); > > flags = get_alloc_profile_by_root(root, is_data); > @@ -4936,8 +4936,8 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, > .action = BTRFS_ADD_DELAYED_EXTENT, > .bytenr = ins->objectid, > .num_bytes = ins->offset, > - .owning_root = root->root_key.objectid, > - .ref_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > + .ref_root = btrfs_root_id(root), > }; > > ASSERT(generic_ref.ref_root != BTRFS_TREE_LOG_OBJECTID); > @@ -5083,7 +5083,7 @@ btrfs_init_new_buffer(struct btrfs_trans_handle *trans, struct btrfs_root *root, > btrfs_set_header_owner(buf, owner); > write_extent_buffer_fsid(buf, fs_info->fs_devices->metadata_uuid); > write_extent_buffer_chunk_tree_uuid(buf, fs_info->chunk_tree_uuid); > - if (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID) { > + if (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID) { > buf->log_index = root->log_transid % 2; > /* > * we allow two log transactions at a time, use different > @@ -5189,7 +5189,7 @@ struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans, > extent_op->level = level; > > btrfs_init_tree_ref(&generic_ref, level, > - root->root_key.objectid, false); > + btrfs_root_id(root), false); > btrfs_ref_tree_mod(fs_info, &generic_ref); > ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, extent_op); > if (ret) > @@ -5328,7 +5328,7 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans, > int ret; > > if (wc->stage == UPDATE_BACKREF && > - btrfs_header_owner(eb) != root->root_key.objectid) > + btrfs_header_owner(eb) != btrfs_root_id(root)) > return 1; > > /* > @@ -5402,7 +5402,7 @@ static int check_ref_exists(struct btrfs_trans_handle *trans, > > ret = lookup_extent_backref(trans, path, &iref, bytenr, > root->fs_info->nodesize, parent, > - root->root_key.objectid, level, 0); > + btrfs_root_id(root), level, 0); > btrfs_free_path(path); > if (ret == -ENOENT) > return 0; > @@ -5458,7 +5458,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, > > check.level = level - 1; > check.transid = generation; > - check.owner_root = root->root_key.objectid; > + check.owner_root = btrfs_root_id(root); > check.has_first_key = true; > btrfs_node_key_to_cpu(path->nodes[level], &check.first_key, > path->slots[level]); > @@ -5466,7 +5466,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, > next = find_extent_buffer(fs_info, bytenr); > if (!next) { > next = btrfs_find_create_tree_block(fs_info, bytenr, > - root->root_key.objectid, level - 1); > + btrfs_root_id(root), level - 1); > if (IS_ERR(next)) > return PTR_ERR(next); > reada = 1; > @@ -5556,14 +5556,14 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, > .bytenr = bytenr, > .num_bytes = fs_info->nodesize, > .owning_root = owner_root, > - .ref_root = root->root_key.objectid, > + .ref_root = btrfs_root_id(root), > }; > if (wc->flags[level] & BTRFS_BLOCK_FLAG_FULL_BACKREF) { > ref.parent = path->nodes[level]->start; > } else { > - ASSERT(root->root_key.objectid == > + ASSERT(btrfs_root_id(root) == > btrfs_header_owner(path->nodes[level])); > - if (root->root_key.objectid != > + if (btrfs_root_id(root) != > btrfs_header_owner(path->nodes[level])) { > btrfs_err(root->fs_info, > "mismatched block owner"); > @@ -5594,7 +5594,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, > * already accounted them at merge time (replace_path), > * thus we could skip expensive subtree trace here. > */ > - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && > + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && > need_account) { > ret = btrfs_qgroup_trace_subtree(trans, next, > generation, level - 1); > @@ -5705,7 +5705,7 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, > else > ret = btrfs_dec_ref(trans, root, eb, 0); > BUG_ON(ret); /* -ENOMEM */ > - if (is_fstree(root->root_key.objectid)) { > + if (is_fstree(btrfs_root_id(root))) { > ret = btrfs_qgroup_trace_leaf_items(trans, eb); > if (ret) { > btrfs_err_rl(fs_info, > @@ -5725,12 +5725,12 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, > if (eb == root->node) { > if (wc->flags[level] & BTRFS_BLOCK_FLAG_FULL_BACKREF) > parent = eb->start; > - else if (root->root_key.objectid != btrfs_header_owner(eb)) > + else if (btrfs_root_id(root) != btrfs_header_owner(eb)) > goto owner_mismatch; > } else { > if (wc->flags[level + 1] & BTRFS_BLOCK_FLAG_FULL_BACKREF) > parent = path->nodes[level + 1]->start; > - else if (root->root_key.objectid != > + else if (btrfs_root_id(root) != > btrfs_header_owner(path->nodes[level + 1])) > goto owner_mismatch; > } > @@ -5744,7 +5744,7 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, > > owner_mismatch: > btrfs_err_rl(fs_info, "unexpected tree owner, have %llu expect %llu", > - btrfs_header_owner(eb), root->root_key.objectid); > + btrfs_header_owner(eb), btrfs_root_id(root)); > return -EUCLEAN; > } > > @@ -5830,7 +5830,7 @@ static noinline int walk_up_tree(struct btrfs_trans_handle *trans, > */ > int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) > { > - const bool is_reloc_root = (root->root_key.objectid == > + const bool is_reloc_root = (btrfs_root_id(root) == > BTRFS_TREE_RELOC_OBJECTID); > struct btrfs_fs_info *fs_info = root->fs_info; > struct btrfs_path *path; > @@ -5845,7 +5845,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) > bool root_dropped = false; > bool unfinished_drop = false; > > - btrfs_debug(fs_info, "Drop subvolume %llu", root->root_key.objectid); > + btrfs_debug(fs_info, "Drop subvolume %llu", btrfs_root_id(root)); > > path = btrfs_alloc_path(); > if (!path) { > @@ -6044,7 +6044,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) > * The most common failure here is just -ENOENT. > */ > btrfs_del_orphan_item(trans, tree_root, > - root->root_key.objectid); > + btrfs_root_id(root)); > } > } > > @@ -6108,7 +6108,7 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans, > int ret = 0; > int wret; > > - BUG_ON(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); > + BUG_ON(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID); > > path = btrfs_alloc_path(); > if (!path) > diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c > index 1ea1ed44fe42..872fcee2e099 100644 > --- a/fs/btrfs/file-item.c > +++ b/fs/btrfs/file-item.c > @@ -430,7 +430,7 @@ blk_status_t btrfs_lookup_bio_sums(struct btrfs_bio *bbio) > memset(csum_dst, 0, csum_size); > count = 1; > > - if (inode->root->root_key.objectid == > + if (btrfs_root_id(inode->root) == > BTRFS_DATA_RELOC_TREE_OBJECTID) { > u64 file_offset = bbio->file_offset + bio_offset; > > @@ -885,8 +885,8 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans, > const u32 csum_size = fs_info->csum_size; > u32 blocksize_bits = fs_info->sectorsize_bits; > > - ASSERT(root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID || > - root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); > + ASSERT(btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID || > + btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID); > > path = btrfs_alloc_path(); > if (!path) > @@ -1186,7 +1186,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, > * search, etc, because log trees are temporary anyway and it > * would only save a few bytes of leaf space. > */ > - if (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID) { > + if (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID) { > if (path->slots[0] + 1 >= > btrfs_header_nritems(path->nodes[0])) { > ret = find_next_csum_offset(root, path, &next_offset); > @@ -1328,7 +1328,7 @@ void btrfs_extent_item_to_extent_map(struct btrfs_inode *inode, > btrfs_err(fs_info, > "unknown file extent item type %d, inode %llu, offset %llu, " > "root %llu", type, btrfs_ino(inode), extent_start, > - root->root_key.objectid); > + btrfs_root_id(root)); > } > } > > diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c > index 065658f2c061..0c7c1b42028e 100644 > --- a/fs/btrfs/file.c > +++ b/fs/btrfs/file.c > @@ -245,7 +245,7 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, > if (args->start >= inode->disk_i_size && !args->replace_extent) > modify_tree = 0; > > - update_refs = (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID); > + update_refs = (btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID); > while (1) { > recow = 0; > ret = btrfs_lookup_file_extent(trans, root, path, ino, > @@ -377,8 +377,8 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, > .bytenr = disk_bytenr, > .num_bytes = num_bytes, > .parent = 0, > - .owning_root = root->root_key.objectid, > - .ref_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > + .ref_root = btrfs_root_id(root), > }; > btrfs_init_data_ref(&ref, new_key.objectid, > args->start - extent_offset, > @@ -470,8 +470,8 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, > .bytenr = disk_bytenr, > .num_bytes = num_bytes, > .parent = 0, > - .owning_root = root->root_key.objectid, > - .ref_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > + .ref_root = btrfs_root_id(root), > }; > btrfs_init_data_ref(&ref, key.objectid, > key.offset - extent_offset, > @@ -755,8 +755,8 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, > ref.bytenr = bytenr; > ref.num_bytes = num_bytes; > ref.parent = 0; > - ref.owning_root = root->root_key.objectid; > - ref.ref_root = root->root_key.objectid; > + ref.owning_root = btrfs_root_id(root); > + ref.ref_root = btrfs_root_id(root); > btrfs_init_data_ref(&ref, ino, orig_offset, 0, false); > ret = btrfs_inc_extent_ref(trans, &ref); > if (ret) { > @@ -785,8 +785,8 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, > ref.bytenr = bytenr; > ref.num_bytes = num_bytes; > ref.parent = 0; > - ref.owning_root = root->root_key.objectid; > - ref.ref_root = root->root_key.objectid; > + ref.owning_root = btrfs_root_id(root); > + ref.ref_root = btrfs_root_id(root); > btrfs_init_data_ref(&ref, ino, orig_offset, 0, false); > if (extent_mergeable(leaf, path->slots[0] + 1, > ino, bytenr, orig_offset, > @@ -2493,8 +2493,8 @@ static int btrfs_insert_replace_extent(struct btrfs_trans_handle *trans, > .action = BTRFS_ADD_DELAYED_REF, > .bytenr = extent_info->disk_offset, > .num_bytes = extent_info->disk_len, > - .owning_root = root->root_key.objectid, > - .ref_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > + .ref_root = btrfs_root_id(root), > }; > u64 ref_offset; > > diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c > index 7565ff15a69a..84a94d19b22c 100644 > --- a/fs/btrfs/inode-item.c > +++ b/fs/btrfs/inode-item.c > @@ -674,14 +674,14 @@ int btrfs_truncate_inode_items(struct btrfs_trans_handle *trans, > .action = BTRFS_DROP_DELAYED_REF, > .bytenr = extent_start, > .num_bytes = extent_num_bytes, > - .owning_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > .ref_root = btrfs_header_owner(leaf), > }; > > bytes_deleted += extent_num_bytes; > > btrfs_init_data_ref(&ref, control->ino, extent_offset, > - root->root_key.objectid, false); > + btrfs_root_id(root), false); > ret = btrfs_free_extent(trans, &ref); > if (ret) { > btrfs_abort_transaction(trans, ret); > diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c > index 629706b98e31..30893f12c850 100644 > --- a/fs/btrfs/inode.c > +++ b/fs/btrfs/inode.c > @@ -254,7 +254,7 @@ static void print_data_reloc_error(const struct btrfs_inode *inode, u64 file_off > btrfs_warn_rl(fs_info, "has data reloc tree but no running relocation"); > btrfs_warn_rl(fs_info, > "csum failed root %lld ino %llu off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", > - inode->root->root_key.objectid, btrfs_ino(inode), file_off, > + btrfs_root_id(inode->root), btrfs_ino(inode), file_off, > CSUM_FMT_VALUE(csum_size, csum), > CSUM_FMT_VALUE(csum_size, csum_expected), > mirror_num); > @@ -264,7 +264,7 @@ static void print_data_reloc_error(const struct btrfs_inode *inode, u64 file_off > logical += file_off; > btrfs_warn_rl(fs_info, > "csum failed root %lld ino %llu off %llu logical %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", > - inode->root->root_key.objectid, > + btrfs_root_id(inode->root), > btrfs_ino(inode), file_off, logical, > CSUM_FMT_VALUE(csum_size, csum), > CSUM_FMT_VALUE(csum_size, csum_expected), > @@ -331,15 +331,15 @@ static void __cold btrfs_print_data_csum_error(struct btrfs_inode *inode, > const u32 csum_size = root->fs_info->csum_size; > > /* For data reloc tree, it's better to do a backref lookup instead. */ > - if (root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID) > + if (btrfs_root_id(root) == BTRFS_DATA_RELOC_TREE_OBJECTID) > return print_data_reloc_error(inode, logical_start, csum, > csum_expected, mirror_num); > > /* Output without objectid, which is more meaningful */ > - if (root->root_key.objectid >= BTRFS_LAST_FREE_OBJECTID) { > + if (btrfs_root_id(root) >= BTRFS_LAST_FREE_OBJECTID) { > btrfs_warn_rl(root->fs_info, > "csum failed root %lld ino %lld off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", > - root->root_key.objectid, btrfs_ino(inode), > + btrfs_root_id(root), btrfs_ino(inode), > logical_start, > CSUM_FMT_VALUE(csum_size, csum), > CSUM_FMT_VALUE(csum_size, csum_expected), > @@ -347,7 +347,7 @@ static void __cold btrfs_print_data_csum_error(struct btrfs_inode *inode, > } else { > btrfs_warn_rl(root->fs_info, > "csum failed root %llu ino %llu off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", > - root->root_key.objectid, btrfs_ino(inode), > + btrfs_root_id(root), btrfs_ino(inode), > logical_start, > CSUM_FMT_VALUE(csum_size, csum), > CSUM_FMT_VALUE(csum_size, csum_expected), > @@ -1218,7 +1218,7 @@ static void submit_one_async_extent(struct async_chunk *async_chunk, > kthread_associate_blkcg(NULL); > btrfs_debug(fs_info, > "async extent submission failed root=%lld inode=%llu start=%llu len=%llu ret=%d", > - root->root_key.objectid, btrfs_ino(inode), start, > + btrfs_root_id(root), btrfs_ino(inode), start, > async_extent->ram_size, ret); > kfree(async_extent); > } > @@ -3239,7 +3239,7 @@ int btrfs_finish_one_ordered(struct btrfs_ordered_extent *ordered_extent) > * Actually free the qgroup rsv which was released when > * the ordered extent was created. > */ > - btrfs_qgroup_free_refroot(fs_info, inode->root->root_key.objectid, > + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(inode->root), > ordered_extent->qgroup_rsv, > BTRFS_QGROUP_RSV_DATA); > } > @@ -3906,7 +3906,7 @@ static int btrfs_read_locked_inode(struct inode *inode, > btrfs_err(fs_info, > "error loading props for ino %llu (root %llu): %d", > btrfs_ino(BTRFS_I(inode)), > - root->root_key.objectid, ret); > + btrfs_root_id(root), ret); > } > if (path != in_path) > btrfs_free_path(path); > @@ -4265,7 +4265,7 @@ static int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, > /* This needs to handle no-key deletions later on */ > > if (btrfs_ino(inode) == BTRFS_FIRST_FREE_OBJECTID) { > - objectid = inode->root->root_key.objectid; > + objectid = btrfs_root_id(inode->root); > } else if (btrfs_ino(inode) == BTRFS_EMPTY_SUBVOL_DIR_OBJECTID) { > objectid = inode->location.objectid; > } else { > @@ -4323,7 +4323,7 @@ static int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, > btrfs_release_path(path); > } else { > ret = btrfs_del_root_ref(trans, objectid, > - root->root_key.objectid, dir_ino, > + btrfs_root_id(root), dir_ino, > &index, &fname.disk_name); > if (ret) { > btrfs_abort_transaction(trans, ret); > @@ -4373,7 +4373,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) > dir_id, &name, 0); > if (di && !IS_ERR(di)) { > btrfs_dir_item_key_to_cpu(path->nodes[0], di, &key); > - if (key.objectid == root->root_key.objectid) { > + if (key.objectid == btrfs_root_id(root)) { > ret = -EPERM; > btrfs_err(fs_info, > "deleting default subvolume %llu is not allowed", > @@ -4383,7 +4383,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) > btrfs_release_path(path); > } > > - key.objectid = root->root_key.objectid; > + key.objectid = btrfs_root_id(root); > key.type = BTRFS_ROOT_REF_KEY; > key.offset = (u64)-1; > > @@ -4403,7 +4403,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) > if (path->slots[0] > 0) { > path->slots[0]--; > btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]); > - if (key.objectid == root->root_key.objectid && > + if (key.objectid == btrfs_root_id(root) && > key.type == BTRFS_ROOT_REF_KEY) > ret = -ENOTEMPTY; > } > @@ -4462,7 +4462,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) > spin_unlock(&dest->root_item_lock); > btrfs_warn(fs_info, > "attempt to delete subvolume %llu during send", > - dest->root_key.objectid); > + btrfs_root_id(dest)); > ret = -EPERM; > goto out_up_write; > } > @@ -4470,7 +4470,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) > spin_unlock(&dest->root_item_lock); > btrfs_warn(fs_info, > "attempt to delete subvolume %llu with active swapfile", > - root->root_key.objectid); > + btrfs_root_id(root)); > ret = -EPERM; > goto out_up_write; > } > @@ -4531,7 +4531,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) > if (!test_and_set_bit(BTRFS_ROOT_ORPHAN_ITEM_INSERTED, &dest->state)) { > ret = btrfs_insert_orphan_item(trans, > fs_info->tree_root, > - dest->root_key.objectid); > + btrfs_root_id(dest)); > if (ret) { > btrfs_abort_transaction(trans, ret); > goto out_end_trans; > @@ -4540,7 +4540,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) > > ret = btrfs_uuid_tree_remove(trans, dest->root_item.uuid, > BTRFS_UUID_KEY_SUBVOL, > - dest->root_key.objectid); > + btrfs_root_id(dest)); > if (ret && ret != -ENOENT) { > btrfs_abort_transaction(trans, ret); > goto out_end_trans; > @@ -4549,7 +4549,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) > ret = btrfs_uuid_tree_remove(trans, > dest->root_item.received_uuid, > BTRFS_UUID_KEY_RECEIVED_SUBVOL, > - dest->root_key.objectid); > + btrfs_root_id(dest)); > if (ret && ret != -ENOENT) { > btrfs_abort_transaction(trans, ret); > goto out_end_trans; > @@ -5229,7 +5229,7 @@ void btrfs_evict_inode(struct inode *inode) > > if (inode->i_nlink && > ((btrfs_root_refs(&root->root_item) != 0 && > - root->root_key.objectid != BTRFS_ROOT_TREE_OBJECTID) || > + btrfs_root_id(root) != BTRFS_ROOT_TREE_OBJECTID) || > btrfs_is_free_space_inode(BTRFS_I(inode)))) > goto out; > > @@ -5241,7 +5241,7 @@ void btrfs_evict_inode(struct inode *inode) > > if (inode->i_nlink > 0) { > BUG_ON(btrfs_root_refs(&root->root_item) != 0 && > - root->root_key.objectid != BTRFS_ROOT_TREE_OBJECTID); > + btrfs_root_id(root) != BTRFS_ROOT_TREE_OBJECTID); > goto out; > } > > @@ -5413,7 +5413,7 @@ static int fixup_tree_root_location(struct btrfs_fs_info *fs_info, > } > > err = -ENOENT; > - key.objectid = dir->root->root_key.objectid; > + key.objectid = btrfs_root_id(dir->root); > key.type = BTRFS_ROOT_REF_KEY; > key.offset = location->objectid; > > @@ -6372,7 +6372,7 @@ int btrfs_create_new_inode(struct btrfs_trans_handle *trans, > if (ret) { > btrfs_err(fs_info, > "error inheriting props for ino %llu (root %llu): %d", > - btrfs_ino(BTRFS_I(inode)), root->root_key.objectid, > + btrfs_ino(BTRFS_I(inode)), btrfs_root_id(root), > ret); > } > > @@ -6446,7 +6446,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans, > > if (unlikely(ino == BTRFS_FIRST_FREE_OBJECTID)) { > ret = btrfs_add_root_ref(trans, key.objectid, > - root->root_key.objectid, parent_ino, > + btrfs_root_id(root), parent_ino, > index, name); > } else if (add_backref) { > ret = btrfs_insert_inode_ref(trans, root, name, > @@ -6489,7 +6489,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans, > u64 local_index; > int err; > err = btrfs_del_root_ref(trans, key.objectid, > - root->root_key.objectid, parent_ino, > + btrfs_root_id(root), parent_ino, > &local_index, name); > if (err) > btrfs_abort_transaction(trans, err); > @@ -6587,7 +6587,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir, > int drop_inode = 0; > > /* do not allow sys_link's with other subvols of the same device */ > - if (root->root_key.objectid != BTRFS_I(inode)->root->root_key.objectid) > + if (btrfs_root_id(root) != btrfs_root_id(BTRFS_I(inode)->root)) > return -EXDEV; > > if (inode->i_nlink >= BTRFS_LINK_MAX) > @@ -9433,7 +9433,7 @@ static struct btrfs_trans_handle *insert_prealloc_file_extent( > * or we leak qgroup data reservation. > */ > btrfs_qgroup_free_refroot(inode->root->fs_info, > - inode->root->root_key.objectid, qgroup_released, > + btrfs_root_id(inode->root), qgroup_released, > BTRFS_QGROUP_RSV_DATA); > return ERR_PTR(ret); > } > @@ -10534,7 +10534,7 @@ static int btrfs_swap_activate(struct swap_info_struct *sis, struct file *file, > btrfs_exclop_finish(fs_info); > btrfs_warn(fs_info, > "cannot activate swapfile because subvolume %llu is being deleted", > - root->root_key.objectid); > + btrfs_root_id(root)); > return -EPERM; > } > atomic_inc(&root->nr_swapfiles); > @@ -10760,7 +10760,7 @@ void btrfs_assert_inode_range_clean(struct btrfs_inode *inode, u64 start, u64 en > if (ordered) { > btrfs_err(root->fs_info, > "found unexpected ordered extent in file range [%llu, %llu] for inode %llu root %llu (ordered range [%llu, %llu])", > - start, end, btrfs_ino(inode), root->root_key.objectid, > + start, end, btrfs_ino(inode), btrfs_root_id(root), > ordered->file_offset, > ordered->file_offset + ordered->num_bytes - 1); > btrfs_put_ordered_extent(ordered); > diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c > index 888dc92c6c75..0c977b7cc253 100644 > --- a/fs/btrfs/ioctl.c > +++ b/fs/btrfs/ioctl.c > @@ -668,7 +668,7 @@ static noinline int create_subvol(struct mnt_idmap *idmap, > /* Tree log can't currently deal with an inode which is a new root. */ > btrfs_set_log_full_commit(trans); > > - ret = btrfs_qgroup_inherit(trans, 0, objectid, root->root_key.objectid, inherit); > + ret = btrfs_qgroup_inherit(trans, 0, objectid, btrfs_root_id(root), inherit); > if (ret) > goto out; > > @@ -1510,7 +1510,7 @@ static noinline int btrfs_ioctl_subvol_setflags(struct file *file, > spin_unlock(&root->root_item_lock); > btrfs_warn(fs_info, > "Attempt to set subvolume %llu read-write during send", > - root->root_key.objectid); > + btrfs_root_id(root)); > ret = -EPERM; > goto out_drop_sem; > } > @@ -1919,7 +1919,7 @@ static int btrfs_search_path_in_tree_user(struct mnt_idmap *idmap, > struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; > struct super_block *sb = inode->i_sb; > struct btrfs_key upper_limit = BTRFS_I(inode)->location; > - u64 treeid = BTRFS_I(inode)->root->root_key.objectid; > + u64 treeid = btrfs_root_id(BTRFS_I(inode)->root); > u64 dirid = args->dirid; > unsigned long item_off; > unsigned long item_len; > @@ -2091,7 +2091,7 @@ static noinline int btrfs_ioctl_ino_lookup(struct btrfs_root *root, > * path is reset so it's consistent with btrfs_search_path_in_tree. > */ > if (args->treeid == 0) > - args->treeid = root->root_key.objectid; > + args->treeid = btrfs_root_id(root); > > if (args->objectid == BTRFS_FIRST_FREE_OBJECTID) { > args->name[0] = 0; > @@ -2187,7 +2187,7 @@ static int btrfs_ioctl_get_subvol_info(struct inode *inode, void __user *argp) > fs_info = BTRFS_I(inode)->root->fs_info; > > /* Get root_item of inode's subvolume */ > - key.objectid = BTRFS_I(inode)->root->root_key.objectid; > + key.objectid = btrfs_root_id(BTRFS_I(inode)->root); > root = btrfs_get_fs_root(fs_info, key.objectid, true); > if (IS_ERR(root)) { > ret = PTR_ERR(root); > @@ -2302,7 +2302,7 @@ static int btrfs_ioctl_get_subvol_rootref(struct btrfs_root *root, > return PTR_ERR(rootrefs); > } > > - objectid = root->root_key.objectid; > + objectid = btrfs_root_id(root); > key.objectid = objectid; > key.type = BTRFS_ROOT_REF_KEY; > key.offset = rootrefs->min_treeid; > @@ -2981,7 +2981,7 @@ static long btrfs_ioctl_default_subvol(struct file *file, void __user *argp) > ret = PTR_ERR(new_root); > goto out; > } > - if (!is_fstree(new_root->root_key.objectid)) { > + if (!is_fstree(btrfs_root_id(new_root))) { > ret = -ENOENT; > goto out_free; > } > @@ -3920,7 +3920,7 @@ static long btrfs_ioctl_qgroup_limit(struct file *file, void __user *arg) > qgroupid = sa->qgroupid; > if (!qgroupid) { > /* take the current subvol as qgroup */ > - qgroupid = root->root_key.objectid; > + qgroupid = btrfs_root_id(root); > } > > ret = btrfs_limit_qgroup(trans, qgroupid, &sa->lim); > @@ -4051,7 +4051,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file, > !btrfs_is_empty_uuid(root_item->received_uuid)) { > ret = btrfs_uuid_tree_remove(trans, root_item->received_uuid, > BTRFS_UUID_KEY_RECEIVED_SUBVOL, > - root->root_key.objectid); > + btrfs_root_id(root)); > if (ret && ret != -ENOENT) { > btrfs_abort_transaction(trans, ret); > btrfs_end_transaction(trans); > @@ -4075,7 +4075,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file, > if (received_uuid_changed && !btrfs_is_empty_uuid(sa->uuid)) { > ret = btrfs_uuid_tree_add(trans, sa->uuid, > BTRFS_UUID_KEY_RECEIVED_SUBVOL, > - root->root_key.objectid); > + btrfs_root_id(root)); > if (ret < 0 && ret != -EEXIST) { > btrfs_abort_transaction(trans, ret); > btrfs_end_transaction(trans); > diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c > index 72992e74c479..6a0b7abb5bd9 100644 > --- a/fs/btrfs/locking.c > +++ b/fs/btrfs/locking.c > @@ -97,7 +97,7 @@ void btrfs_set_buffer_lockdep_class(u64 objectid, struct extent_buffer *eb, int > void btrfs_maybe_reset_lockdep_class(struct btrfs_root *root, struct extent_buffer *eb) > { > if (test_bit(BTRFS_ROOT_RESET_LOCKDEP_CLASS, &root->state)) > - btrfs_set_buffer_lockdep_class(root->root_key.objectid, > + btrfs_set_buffer_lockdep_class(btrfs_root_id(root), > eb, btrfs_header_level(eb)); > } > > diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c > index b749ba45da2b..03b2f646b2f9 100644 > --- a/fs/btrfs/ordered-data.c > +++ b/fs/btrfs/ordered-data.c > @@ -332,7 +332,7 @@ static bool can_finish_ordered_extent(struct btrfs_ordered_extent *ordered, > if (WARN_ON_ONCE(len > ordered->bytes_left)) { > btrfs_crit(fs_info, > "bad ordered extent accounting, root=%llu ino=%llu OE offset=%llu OE len=%llu to_dec=%llu left=%llu", > - inode->root->root_key.objectid, btrfs_ino(inode), > + btrfs_root_id(inode->root), btrfs_ino(inode), > ordered->file_offset, ordered->num_bytes, > len, ordered->bytes_left); > ordered->bytes_left = 0; > diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c > index 2a9b7b029eeb..155570e20f45 100644 > --- a/fs/btrfs/props.c > +++ b/fs/btrfs/props.c > @@ -268,7 +268,7 @@ static void inode_prop_iterator(void *ctx, > btrfs_warn(root->fs_info, > "error applying prop %s to ino %llu (root %llu): %d", > handler->xattr_name, btrfs_ino(BTRFS_I(inode)), > - root->root_key.objectid, ret); > + btrfs_root_id(root), ret); > else > set_bit(BTRFS_INODE_HAS_PROPS, &BTRFS_I(inode)->runtime_flags); > } > diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c > index 2cba6451d164..b5a055004fbc 100644 > --- a/fs/btrfs/qgroup.c > +++ b/fs/btrfs/qgroup.c > @@ -3471,7 +3471,7 @@ static int qgroup_reserve(struct btrfs_root *root, u64 num_bytes, bool enforce, > { > struct btrfs_qgroup *qgroup; > struct btrfs_fs_info *fs_info = root->fs_info; > - u64 ref_root = root->root_key.objectid; > + u64 ref_root = btrfs_root_id(root); > int ret = 0; > LIST_HEAD(qgroup_list); > > @@ -4112,7 +4112,7 @@ static int qgroup_reserve_data(struct btrfs_inode *inode, > int ret; > > if (btrfs_qgroup_mode(root->fs_info) == BTRFS_QGROUP_MODE_DISABLED || > - !is_fstree(root->root_key.objectid) || len == 0) > + !is_fstree(btrfs_root_id(root)) || len == 0) > return 0; > > /* @reserved parameter is mandatory for qgroup */ > @@ -4228,7 +4228,7 @@ static int qgroup_free_reserved_data(struct btrfs_inode *inode, > goto out; > freed += changeset.bytes_changed; > } > - btrfs_qgroup_free_refroot(root->fs_info, root->root_key.objectid, freed, > + btrfs_qgroup_free_refroot(root->fs_info, btrfs_root_id(root), freed, > BTRFS_QGROUP_RSV_DATA); > if (freed_ret) > *freed_ret = freed; > @@ -4269,7 +4269,7 @@ static int __btrfs_qgroup_release_data(struct btrfs_inode *inode, > changeset.bytes_changed, trace_op); > if (free) > btrfs_qgroup_free_refroot(inode->root->fs_info, > - inode->root->root_key.objectid, > + btrfs_root_id(inode->root), > changeset.bytes_changed, BTRFS_QGROUP_RSV_DATA); > if (released) > *released = changeset.bytes_changed; > @@ -4364,7 +4364,7 @@ int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, > int ret; > > if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || > - !is_fstree(root->root_key.objectid) || num_bytes == 0) > + !is_fstree(btrfs_root_id(root)) || num_bytes == 0) > return 0; > > BUG_ON(num_bytes != round_down(num_bytes, fs_info->nodesize)); > @@ -4409,13 +4409,13 @@ void btrfs_qgroup_free_meta_all_pertrans(struct btrfs_root *root) > struct btrfs_fs_info *fs_info = root->fs_info; > > if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || > - !is_fstree(root->root_key.objectid)) > + !is_fstree(btrfs_root_id(root))) > return; > > /* TODO: Update trace point to handle such free */ > trace_qgroup_meta_free_all_pertrans(root); > /* Special value -1 means to free all reserved space */ > - btrfs_qgroup_free_refroot(fs_info, root->root_key.objectid, (u64)-1, > + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(root), (u64)-1, > BTRFS_QGROUP_RSV_META_PERTRANS); > } > > @@ -4425,7 +4425,7 @@ void __btrfs_qgroup_free_meta(struct btrfs_root *root, int num_bytes, > struct btrfs_fs_info *fs_info = root->fs_info; > > if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || > - !is_fstree(root->root_key.objectid)) > + !is_fstree(btrfs_root_id(root))) > return; > > /* > @@ -4436,7 +4436,7 @@ void __btrfs_qgroup_free_meta(struct btrfs_root *root, int num_bytes, > num_bytes = sub_root_meta_rsv(root, num_bytes, type); > BUG_ON(num_bytes != round_down(num_bytes, fs_info->nodesize)); > trace_qgroup_meta_reserve(root, -(s64)num_bytes, type); > - btrfs_qgroup_free_refroot(fs_info, root->root_key.objectid, > + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(root), > num_bytes, type); > } > > @@ -4485,13 +4485,13 @@ void btrfs_qgroup_convert_reserved_meta(struct btrfs_root *root, int num_bytes) > struct btrfs_fs_info *fs_info = root->fs_info; > > if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || > - !is_fstree(root->root_key.objectid)) > + !is_fstree(btrfs_root_id(root))) > return; > /* Same as btrfs_qgroup_free_meta_prealloc() */ > num_bytes = sub_root_meta_rsv(root, num_bytes, > BTRFS_QGROUP_RSV_META_PREALLOC); > trace_qgroup_meta_convert(root, num_bytes); > - qgroup_convert_meta(fs_info, root->root_key.objectid, num_bytes); > + qgroup_convert_meta(fs_info, btrfs_root_id(root), num_bytes); > if (!sb_rdonly(fs_info->sb)) > add_root_meta_rsv(root, num_bytes, BTRFS_QGROUP_RSV_META_PERTRANS); > } > @@ -4520,7 +4520,7 @@ void btrfs_qgroup_check_reserved_leak(struct btrfs_inode *inode) > btrfs_ino(inode), unode->val, unode->aux); > } > btrfs_qgroup_free_refroot(inode->root->fs_info, > - inode->root->root_key.objectid, > + btrfs_root_id(inode->root), > changeset.bytes_changed, BTRFS_QGROUP_RSV_DATA); > > } > @@ -4706,7 +4706,7 @@ int btrfs_qgroup_trace_subtree_after_cow(struct btrfs_trans_handle *trans, > > if (!btrfs_qgroup_full_accounting(fs_info)) > return 0; > - if (!is_fstree(root->root_key.objectid) || !root->reloc_root) > + if (!is_fstree(btrfs_root_id(root)) || !root->reloc_root) > return 0; > > spin_lock(&blocks->lock); > diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c > index f12ba2b75141..d0a3fcecc46a 100644 > --- a/fs/btrfs/reflink.c > +++ b/fs/btrfs/reflink.c > @@ -665,7 +665,7 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen, > if (root_dst->send_in_progress) { > btrfs_warn_rl(root_dst->fs_info, > "cannot deduplicate to root %llu while send operations are using it (%d in progress)", > - root_dst->root_key.objectid, > + btrfs_root_id(root_dst), > root_dst->send_in_progress); > spin_unlock(&root_dst->root_item_lock); > return -EAGAIN; > diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c > index 00f33d8c4bf9..4ba1e21ab8a3 100644 > --- a/fs/btrfs/relocation.c > +++ b/fs/btrfs/relocation.c > @@ -754,7 +754,7 @@ static struct btrfs_root *create_reloc_root(struct btrfs_trans_handle *trans, > root_key.type = BTRFS_ROOT_ITEM_KEY; > root_key.offset = objectid; > > - if (root->root_key.objectid == objectid) { > + if (btrfs_root_id(root) == objectid) { > u64 commit_root_gen; > > /* called by btrfs_init_reloc_root */ > @@ -798,7 +798,7 @@ static struct btrfs_root *create_reloc_root(struct btrfs_trans_handle *trans, > btrfs_set_root_level(root_item, btrfs_header_level(eb)); > btrfs_set_root_generation(root_item, trans->transid); > > - if (root->root_key.objectid == objectid) { > + if (btrfs_root_id(root) == objectid) { > btrfs_set_root_refs(root_item, 0); > memset(&root_item->drop_progress, 0, > sizeof(struct btrfs_disk_key)); > @@ -877,7 +877,7 @@ int btrfs_init_reloc_root(struct btrfs_trans_handle *trans, > * reloc trees never need their own reloc tree. > */ > if (!rc->create_reloc_tree || > - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) > + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) > return 0; > > if (!trans->reloc_reserved) { > @@ -885,7 +885,7 @@ int btrfs_init_reloc_root(struct btrfs_trans_handle *trans, > trans->block_rsv = rc->block_rsv; > clear_rsv = 1; > } > - reloc_root = create_reloc_root(trans, root, root->root_key.objectid); > + reloc_root = create_reloc_root(trans, root, btrfs_root_id(root)); > if (clear_rsv) > trans->block_rsv = rsv; > if (IS_ERR(reloc_root)) > @@ -1027,7 +1027,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans, > return 0; > > /* reloc trees always use full backref */ > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) > parent = leaf->start; > else > parent = 0; > @@ -1056,7 +1056,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans, > * if we are modifying block in fs tree, wait for read_folio > * to complete and drop the extent cache > */ > - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) { > + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) { > if (first) { > inode = btrfs_find_first_inode(root, key.objectid); > first = 0; > @@ -1108,10 +1108,10 @@ int replace_file_extents(struct btrfs_trans_handle *trans, > ref.bytenr = new_bytenr; > ref.num_bytes = num_bytes; > ref.parent = parent; > - ref.owning_root = root->root_key.objectid; > + ref.owning_root = btrfs_root_id(root); > ref.ref_root = btrfs_header_owner(leaf); > btrfs_init_data_ref(&ref, key.objectid, key.offset, > - root->root_key.objectid, false); > + btrfs_root_id(root), false); > ret = btrfs_inc_extent_ref(trans, &ref); > if (ret) { > btrfs_abort_transaction(trans, ret); > @@ -1122,10 +1122,10 @@ int replace_file_extents(struct btrfs_trans_handle *trans, > ref.bytenr = bytenr; > ref.num_bytes = num_bytes; > ref.parent = parent; > - ref.owning_root = root->root_key.objectid; > + ref.owning_root = btrfs_root_id(root); > ref.ref_root = btrfs_header_owner(leaf); > btrfs_init_data_ref(&ref, key.objectid, key.offset, > - root->root_key.objectid, false); > + btrfs_root_id(root), false); > ret = btrfs_free_extent(trans, &ref); > if (ret) { > btrfs_abort_transaction(trans, ret); > @@ -1181,8 +1181,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, > int ret; > int slot; > > - ASSERT(src->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID); > - ASSERT(dest->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); > + ASSERT(btrfs_root_id(src) == BTRFS_TREE_RELOC_OBJECTID); > + ASSERT(btrfs_root_id(dest) != BTRFS_TREE_RELOC_OBJECTID); > > last_snapshot = btrfs_root_last_snapshot(&src->root_item); > again: > @@ -1338,8 +1338,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, > ref.bytenr = old_bytenr; > ref.num_bytes = blocksize; > ref.parent = path->nodes[level]->start; > - ref.owning_root = src->root_key.objectid; > - ref.ref_root = src->root_key.objectid; > + ref.owning_root = btrfs_root_id(src); > + ref.ref_root = btrfs_root_id(src); > btrfs_init_tree_ref(&ref, level - 1, 0, true); > ret = btrfs_inc_extent_ref(trans, &ref); > if (ret) { > @@ -1351,8 +1351,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, > ref.bytenr = new_bytenr; > ref.num_bytes = blocksize; > ref.parent = 0; > - ref.owning_root = dest->root_key.objectid; > - ref.ref_root = dest->root_key.objectid; > + ref.owning_root = btrfs_root_id(dest); > + ref.ref_root = btrfs_root_id(dest); > btrfs_init_tree_ref(&ref, level - 1, 0, true); > ret = btrfs_inc_extent_ref(trans, &ref); > if (ret) { > @@ -1366,7 +1366,7 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, > ref.num_bytes = blocksize; > ref.parent = path->nodes[level]->start; > ref.owning_root = 0; > - ref.ref_root = src->root_key.objectid; > + ref.ref_root = btrfs_root_id(src); > btrfs_init_tree_ref(&ref, level - 1, 0, true); > ret = btrfs_free_extent(trans, &ref); > if (ret) { > @@ -1380,7 +1380,7 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, > ref.num_bytes = blocksize; > ref.parent = 0; > ref.owning_root = 0; > - ref.ref_root = dest->root_key.objectid; > + ref.ref_root = btrfs_root_id(dest); > btrfs_init_tree_ref(&ref, level - 1, 0, true); > ret = btrfs_free_extent(trans, &ref); > if (ret) { > @@ -1586,7 +1586,7 @@ static int insert_dirty_subvol(struct btrfs_trans_handle *trans, > int ret; > > /* @root must be a subvolume tree root with a valid reloc tree */ > - ASSERT(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); > + ASSERT(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID); > ASSERT(reloc_root); > > reloc_root_item = &reloc_root->root_item; > @@ -1615,7 +1615,7 @@ static int clean_dirty_subvols(struct reloc_control *rc) > > list_for_each_entry_safe(root, next, &rc->dirty_subvol_roots, > reloc_dirty_list) { > - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) { > + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) { > /* Merged subvolume, cleanup its reloc root */ > struct btrfs_root *reloc_root = root->reloc_root; > > @@ -1890,13 +1890,13 @@ int prepare_to_merge(struct reloc_control *rc, int err) > if (root->reloc_root) { > btrfs_err(fs_info, > "reloc tree mismatch, root %lld has reloc root key (%lld %u %llu) gen %llu, expect reloc root key (%lld %u %llu) gen %llu", > - root->root_key.objectid, > - root->reloc_root->root_key.objectid, > + btrfs_root_id(root), > + btrfs_root_id(root->reloc_root), > root->reloc_root->root_key.type, > root->reloc_root->root_key.offset, > btrfs_root_generation( > &root->reloc_root->root_item), > - reloc_root->root_key.objectid, > + btrfs_root_id(reloc_root), > reloc_root->root_key.type, > reloc_root->root_key.offset, > btrfs_root_generation( > @@ -1904,8 +1904,8 @@ int prepare_to_merge(struct reloc_control *rc, int err) > } else { > btrfs_err(fs_info, > "reloc tree mismatch, root %lld has no reloc root, expect reloc root key (%lld %u %llu) gen %llu", > - root->root_key.objectid, > - reloc_root->root_key.objectid, > + btrfs_root_id(root), > + btrfs_root_id(reloc_root), > reloc_root->root_key.type, > reloc_root->root_key.offset, > btrfs_root_generation( > @@ -2162,7 +2162,7 @@ struct btrfs_root *select_reloc_root(struct btrfs_trans_handle *trans, > return ERR_PTR(-EUCLEAN); > } > > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) { > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) { > ret = record_reloc_root_in_trans(trans, root); > if (ret) > return ERR_PTR(ret); > @@ -2269,7 +2269,7 @@ struct btrfs_root *select_one_root(struct btrfs_backref_node *node) > if (!test_bit(BTRFS_ROOT_SHAREABLE, &root->state)) > return root; > > - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) > + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) > fs_root = root; > > if (next != node) > @@ -2495,7 +2495,7 @@ static int do_relocation(struct btrfs_trans_handle *trans, > btrfs_mark_buffer_dirty(trans, upper->eb); > > btrfs_init_tree_ref(&ref, node->level, > - root->root_key.objectid, false); > + btrfs_root_id(root), false); > ret = btrfs_inc_extent_ref(trans, &ref); > if (!ret) > ret = btrfs_drop_subtree(trans, root, eb, > @@ -4463,7 +4463,7 @@ int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, > btrfs_root_last_snapshot(&root->root_item)) > first_cow = 1; > > - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID && > + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID && > rc->create_reloc_tree) { > WARN_ON(!first_cow && level == 0); > > @@ -4558,7 +4558,7 @@ int btrfs_reloc_post_snapshot(struct btrfs_trans_handle *trans, > > new_root = pending->snap; > reloc_root = create_reloc_root(trans, root->reloc_root, > - new_root->root_key.objectid); > + btrfs_root_id(new_root)); > if (IS_ERR(reloc_root)) > return PTR_ERR(reloc_root); > > diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c > index 7007f9e0c972..39a920efd9bc 100644 > --- a/fs/btrfs/root-tree.c > +++ b/fs/btrfs/root-tree.c > @@ -149,7 +149,7 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root > btrfs_crit(fs_info, > "unable to find root key (%llu %u %llu) in tree %llu", > key->objectid, key->type, key->offset, > - root->root_key.objectid); > + btrfs_root_id(root)); > ret = -EUCLEAN; > btrfs_abort_transaction(trans, ret); > goto out; > diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c > index 342fe5ff0f05..0ff587bf43e0 100644 > --- a/fs/btrfs/send.c > +++ b/fs/btrfs/send.c > @@ -392,9 +392,9 @@ static void inconsistent_snapshot_error(struct send_ctx *sctx, > btrfs_err(sctx->send_root->fs_info, > "Send: inconsistent snapshot, found %s %s for inode %llu without updated inode item, send root is %llu, parent root is %llu", > result_string, what, sctx->cmp_key->objectid, > - sctx->send_root->root_key.objectid, > + btrfs_root_id(sctx->send_root), > (sctx->parent_root ? > - sctx->parent_root->root_key.objectid : 0)); > + btrfs_root_id(sctx->parent_root) : 0)); > } > > __maybe_unused > @@ -1316,9 +1316,9 @@ static int __clone_root_cmp_bsearch(const void *key, const void *elt) > u64 root = (u64)(uintptr_t)key; > const struct clone_root *cr = elt; > > - if (root < cr->root->root_key.objectid) > + if (root < btrfs_root_id(cr->root)) > return -1; > - if (root > cr->root->root_key.objectid) > + if (root > btrfs_root_id(cr->root)) > return 1; > return 0; > } > @@ -1328,9 +1328,9 @@ static int __clone_root_cmp_sort(const void *e1, const void *e2) > const struct clone_root *cr1 = e1; > const struct clone_root *cr2 = e2; > > - if (cr1->root->root_key.objectid < cr2->root->root_key.objectid) > + if (btrfs_root_id(cr1->root) < btrfs_root_id(cr2->root)) > return -1; > - if (cr1->root->root_key.objectid > cr2->root->root_key.objectid) > + if (btrfs_root_id(cr1->root) > btrfs_root_id(cr2->root)) > return 1; > return 0; > } > @@ -1778,7 +1778,7 @@ static int read_symlink(struct btrfs_root *root, > */ > btrfs_err(root->fs_info, > "Found empty symlink inode %llu at root %llu", > - ino, root->root_key.objectid); > + ino, btrfs_root_id(root)); > ret = -EIO; > goto out; > } > @@ -2532,7 +2532,7 @@ static int send_subvol_begin(struct send_ctx *sctx) > return -ENOMEM; > } > > - key.objectid = send_root->root_key.objectid; > + key.objectid = btrfs_root_id(send_root); > key.type = BTRFS_ROOT_BACKREF_KEY; > key.offset = 0; > > @@ -2548,7 +2548,7 @@ static int send_subvol_begin(struct send_ctx *sctx) > leaf = path->nodes[0]; > btrfs_item_key_to_cpu(leaf, &key, path->slots[0]); > if (key.type != BTRFS_ROOT_BACKREF_KEY || > - key.objectid != send_root->root_key.objectid) { > + key.objectid != btrfs_root_id(send_root)) { > ret = -ENOENT; > goto out; > } > @@ -5318,7 +5318,7 @@ static int put_file_data(struct send_ctx *sctx, u64 offset, u32 len) > btrfs_err(fs_info, > "send: IO error at offset %llu for inode %llu root %llu", > folio_pos(folio), sctx->cur_ino, > - sctx->send_root->root_key.objectid); > + btrfs_root_id(sctx->send_root)); > folio_put(folio); > ret = -EIO; > break; > @@ -5389,7 +5389,7 @@ static int send_clone(struct send_ctx *sctx, > > btrfs_debug(sctx->send_root->fs_info, > "send_clone offset=%llu, len=%d, clone_root=%llu, clone_inode=%llu, clone_offset=%llu", > - offset, len, clone_root->root->root_key.objectid, > + offset, len, btrfs_root_id(clone_root->root), > clone_root->ino, clone_root->offset); > > p = fs_path_alloc(); > @@ -7338,7 +7338,7 @@ static int search_key_again(const struct send_ctx *sctx, > "send: key (%llu %u %llu) not found in %s root %llu, lowest_level %d, slot %d", > key->objectid, key->type, key->offset, > (root == sctx->parent_root ? "parent" : "send"), > - root->root_key.objectid, path->lowest_level, > + btrfs_root_id(root), path->lowest_level, > path->slots[path->lowest_level]); > return -EUCLEAN; > } > @@ -8072,7 +8072,7 @@ static void btrfs_root_dec_send_in_progress(struct btrfs_root* root) > if (root->send_in_progress < 0) > btrfs_err(root->fs_info, > "send_in_progress unbalanced %d root %llu", > - root->send_in_progress, root->root_key.objectid); > + root->send_in_progress, btrfs_root_id(root)); > spin_unlock(&root->root_item_lock); > } > > @@ -8080,7 +8080,7 @@ static void dedupe_in_progress_warn(const struct btrfs_root *root) > { > btrfs_warn_rl(root->fs_info, > "cannot use root %llu for send while deduplications on it are in progress (%d in progress)", > - root->root_key.objectid, root->dedupe_in_progress); > + btrfs_root_id(root), root->dedupe_in_progress); > } > > long btrfs_ioctl_send(struct inode *inode, struct btrfs_ioctl_send_args *arg) > diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c > index 7e44ccaf348f..f0ce75df4e48 100644 > --- a/fs/btrfs/super.c > +++ b/fs/btrfs/super.c > @@ -1098,9 +1098,9 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry) > if (btrfs_test_opt(info, REF_VERIFY)) > seq_puts(seq, ",ref_verify"); > seq_printf(seq, ",subvolid=%llu", > - BTRFS_I(d_inode(dentry))->root->root_key.objectid); > + btrfs_root_id(BTRFS_I(d_inode(dentry))->root)); > subvol_name = btrfs_get_subvol_name_from_objectid(info, > - BTRFS_I(d_inode(dentry))->root->root_key.objectid); > + btrfs_root_id(BTRFS_I(d_inode(dentry))->root)); > if (!IS_ERR(subvol_name)) { > seq_puts(seq, ",subvol="); > seq_escape(seq, subvol_name, " \t\n\\"); > @@ -1152,7 +1152,7 @@ static struct dentry *mount_subvol(const char *subvol_name, u64 subvol_objectid, > struct super_block *s = root->d_sb; > struct btrfs_fs_info *fs_info = btrfs_sb(s); > struct inode *root_inode = d_inode(root); > - u64 root_objectid = BTRFS_I(root_inode)->root->root_key.objectid; > + u64 root_objectid = btrfs_root_id(BTRFS_I(root_inode)->root); > > ret = 0; > if (!is_subvolume_inode(root_inode)) { > @@ -1775,9 +1775,9 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf) > buf->f_fsid.val[1] = be32_to_cpu(fsid[1]) ^ be32_to_cpu(fsid[3]); > /* Mask in the root object ID too, to disambiguate subvols */ > buf->f_fsid.val[0] ^= > - BTRFS_I(d_inode(dentry))->root->root_key.objectid >> 32; > + btrfs_root_id(BTRFS_I(d_inode(dentry))->root) >> 32; > buf->f_fsid.val[1] ^= > - BTRFS_I(d_inode(dentry))->root->root_key.objectid; > + btrfs_root_id(BTRFS_I(d_inode(dentry))->root); > > return 0; > } > diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c > index df2e58aa824a..8a82df2f9627 100644 > --- a/fs/btrfs/transaction.c > +++ b/fs/btrfs/transaction.c > @@ -426,7 +426,7 @@ static int record_root_in_trans(struct btrfs_trans_handle *trans, > return 0; > } > radix_tree_tag_set(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid, > + (unsigned long) btrfs_root_id(root), > BTRFS_ROOT_TRANS_TAG); > spin_unlock(&fs_info->fs_roots_radix_lock); > root->last_trans = trans->transid; > @@ -472,7 +472,7 @@ void btrfs_add_dropped_root(struct btrfs_trans_handle *trans, > /* Make sure we don't try to update the root at commit time */ > spin_lock(&fs_info->fs_roots_radix_lock); > radix_tree_tag_clear(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid, > + (unsigned long) btrfs_root_id(root), > BTRFS_ROOT_TRANS_TAG); > spin_unlock(&fs_info->fs_roots_radix_lock); > } > @@ -550,7 +550,7 @@ static inline bool need_reserve_reloc_root(struct btrfs_root *root) > > if (!fs_info->reloc_ctl || > !test_bit(BTRFS_ROOT_SHAREABLE, &root->state) || > - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || > + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || > root->reloc_root) > return false; > > @@ -1229,7 +1229,7 @@ int btrfs_wait_tree_log_extents(struct btrfs_root *log_root, int mark) > bool errors = false; > int err; > > - ASSERT(log_root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); > + ASSERT(btrfs_root_id(log_root) == BTRFS_TREE_LOG_OBJECTID); > > err = __btrfs_wait_marked_extents(fs_info, dirty_pages); > if ((mark & EXTENT_DIRTY) && > @@ -1492,7 +1492,7 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) > ASSERT(atomic_read(&root->log_commit[1]) == 0); > > radix_tree_tag_clear(&fs_info->fs_roots_radix, > - (unsigned long)root->root_key.objectid, > + (unsigned long) btrfs_root_id(root), > BTRFS_ROOT_TRANS_TAG); > btrfs_qgroup_free_meta_all_pertrans(root); > spin_unlock(&fs_info->fs_roots_radix_lock); > @@ -1583,8 +1583,8 @@ static int qgroup_account_snapshot(struct btrfs_trans_handle *trans, > goto out; > > /* Now qgroup are all updated, we can inherit it to new qgroups */ > - ret = btrfs_qgroup_inherit(trans, src->root_key.objectid, dst_objectid, > - parent->root_key.objectid, inherit); > + ret = btrfs_qgroup_inherit(trans, btrfs_root_id(src), dst_objectid, > + btrfs_root_id(parent), inherit); > if (ret < 0) > goto out; > > @@ -1822,7 +1822,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, > * insert root back/forward references > */ > ret = btrfs_add_root_ref(trans, objectid, > - parent_root->root_key.objectid, > + btrfs_root_id(parent_root), > btrfs_ino(BTRFS_I(parent_inode)), index, > &fname.disk_name); > if (ret) { > @@ -1855,8 +1855,8 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, > ret = qgroup_account_snapshot(trans, root, parent_root, > pending->inherit, objectid); > else if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_SIMPLE) > - ret = btrfs_qgroup_inherit(trans, root->root_key.objectid, objectid, > - parent_root->root_key.objectid, pending->inherit); > + ret = btrfs_qgroup_inherit(trans, btrfs_root_id(root), objectid, > + btrfs_root_id(parent_root), pending->inherit); > if (ret < 0) > goto fail; > > @@ -2623,7 +2623,7 @@ int btrfs_clean_one_deleted_snapshot(struct btrfs_fs_info *fs_info) > list_del_init(&root->root_list); > spin_unlock(&fs_info->trans_lock); > > - btrfs_debug(fs_info, "cleaner removing %llu", root->root_key.objectid); > + btrfs_debug(fs_info, "cleaner removing %llu", btrfs_root_id(root)); > > btrfs_kill_all_delayed_nodes(root); > > diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c > index 1c7efb7c2160..a4e73081d477 100644 > --- a/fs/btrfs/tree-log.c > +++ b/fs/btrfs/tree-log.c > @@ -391,7 +391,7 @@ static int overwrite_item(struct btrfs_trans_handle *trans, > * the leaf before writing into the log tree. See the comments at > * copy_items() for more details. > */ > - ASSERT(root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID); > + ASSERT(btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID); > > item_size = btrfs_item_size(eb, slot); > src_ptr = btrfs_item_ptr_offset(eb, slot); > @@ -765,8 +765,8 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, > .action = BTRFS_ADD_DELAYED_REF, > .bytenr = ins.objectid, > .num_bytes = ins.offset, > - .owning_root = root->root_key.objectid, > - .ref_root = root->root_key.objectid, > + .owning_root = btrfs_root_id(root), > + .ref_root = btrfs_root_id(root), > }; > btrfs_init_data_ref(&ref, key->objectid, offset, > 0, false); > @@ -779,7 +779,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, > * allocation tree > */ > ret = btrfs_alloc_logged_file_extent(trans, > - root->root_key.objectid, > + btrfs_root_id(root), > key->objectid, offset, &ins); > if (ret) > goto out; > @@ -3047,7 +3047,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, > if (ret != -ENOSPC) > btrfs_err(fs_info, > "failed to update log for root %llu ret %d", > - root->root_key.objectid, ret); > + btrfs_root_id(root), ret); > btrfs_wait_tree_log_extents(log, mark); > mutex_unlock(&log_root_tree->log_mutex); > goto out; > diff --git a/fs/btrfs/tree-mod-log.c b/fs/btrfs/tree-mod-log.c > index 43b3accbed7a..fa45b5fb9683 100644 > --- a/fs/btrfs/tree-mod-log.c > +++ b/fs/btrfs/tree-mod-log.c > @@ -1004,7 +1004,7 @@ struct extent_buffer *btrfs_get_old_root(struct btrfs_root *root, u64 time_seq) > free_extent_buffer(eb_root); > > check.level = level; > - check.owner_root = root->root_key.objectid; > + check.owner_root = btrfs_root_id(root); > > old = read_tree_block(fs_info, logical, &check); > if (WARN_ON(IS_ERR(old) || !extent_buffer_uptodate(old))) { > -- > 2.43.0 > >
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 574fb1d515b3..0bc81b340295 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -261,7 +261,7 @@ static void update_share_count(struct share_check *sc, int oldcount, else if (oldcount < 1 && newcount > 0) sc->share_count++; - if (newref->root_id == sc->root->root_key.objectid && + if (newref->root_id == btrfs_root_id(sc->root) && newref->wanted_disk_byte == sc->data_bytenr && newref->key_for_search.objectid == sc->inum) sc->self_ref_count += newref->count; @@ -769,7 +769,7 @@ static int resolve_indirect_refs(struct btrfs_backref_walk_ctx *ctx, continue; } - if (sc && ref->root_id != sc->root->root_key.objectid) { + if (sc && ref->root_id != btrfs_root_id(sc->root)) { free_pref(ref); ret = BACKREF_FOUND_SHARED; goto out; @@ -2623,7 +2623,7 @@ static int iterate_inode_refs(u64 inum, struct inode_fs_paths *ipath) btrfs_debug(fs_root->fs_info, "following ref at offset %u for inode %llu in tree %llu", cur, found_key.objectid, - fs_root->root_key.objectid); + btrfs_root_id(fs_root)); ret = inode_to_path(parent, name_len, (unsigned long)(iref + 1), eb, ipath); if (ret) @@ -3361,7 +3361,7 @@ static int handle_indirect_tree_backref(struct btrfs_trans_handle *trans, if (btrfs_node_blockptr(eb, path->slots[level]) != cur->bytenr) { btrfs_err(fs_info, "couldn't find block (%llu) (level %d) in tree (%llu) with key (%llu %u %llu)", - cur->bytenr, level - 1, root->root_key.objectid, + cur->bytenr, level - 1, btrfs_root_id(root), tree_key->objectid, tree_key->type, tree_key->offset); btrfs_put_root(root); ret = -ENOENT; diff --git a/fs/btrfs/block-rsv.c b/fs/btrfs/block-rsv.c index 95c174f9fd4f..9cd722da1d86 100644 --- a/fs/btrfs/block-rsv.c +++ b/fs/btrfs/block-rsv.c @@ -341,9 +341,9 @@ void btrfs_update_global_block_rsv(struct btrfs_fs_info *fs_info) read_lock(&fs_info->global_root_lock); rbtree_postorder_for_each_entry_safe(root, tmp, &fs_info->global_root_tree, rb_node) { - if (root->root_key.objectid == BTRFS_EXTENT_TREE_OBJECTID || - root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID || - root->root_key.objectid == BTRFS_FREE_SPACE_TREE_OBJECTID) { + if (btrfs_root_id(root) == BTRFS_EXTENT_TREE_OBJECTID || + btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID || + btrfs_root_id(root) == BTRFS_FREE_SPACE_TREE_OBJECTID) { num_bytes += btrfs_root_used(&root->root_item); min_items++; } @@ -406,7 +406,7 @@ void btrfs_init_root_block_rsv(struct btrfs_root *root) { struct btrfs_fs_info *fs_info = root->fs_info; - switch (root->root_key.objectid) { + switch (btrfs_root_id(root)) { case BTRFS_CSUM_TREE_OBJECTID: case BTRFS_EXTENT_TREE_OBJECTID: case BTRFS_FREE_SPACE_TREE_OBJECTID: @@ -469,7 +469,7 @@ static struct btrfs_block_rsv *get_block_rsv( if (test_bit(BTRFS_ROOT_SHAREABLE, &root->state) || (root == fs_info->uuid_root) || (trans->adding_csums && - root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID)) + btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID)) block_rsv = trans->block_rsv; if (!block_rsv) diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index c981903c8cd7..6441e47d8a5e 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -992,7 +992,7 @@ int btrfs_compress_filemap_get_folio(struct address_space *mapping, u64 start, btrfs_crit(inode->root->fs_info, "failed to get page cache, root %lld ino %llu file offset %llu", - inode->root->root_key.objectid, btrfs_ino(inode), start); + btrfs_root_id(inode->root), btrfs_ino(inode), start); return -ENOENT; } *in_folio_ret = in_folio; diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index f6a98e7cf006..adcec4d247c5 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -291,7 +291,7 @@ static void add_root_to_dirty_list(struct btrfs_root *root) spin_lock(&fs_info->trans_lock); if (!test_and_set_bit(BTRFS_ROOT_DIRTY, &root->state)) { /* Want the extent tree to be the last on the list */ - if (root->root_key.objectid == BTRFS_EXTENT_TREE_OBJECTID) + if (btrfs_root_id(root) == BTRFS_EXTENT_TREE_OBJECTID) list_move_tail(&root->dirty_list, &fs_info->dirty_cowonly_roots); else @@ -454,7 +454,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, } } else { refs = 1; - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || btrfs_header_backref_rev(buf) < BTRFS_MIXED_BACKREF_REV) flags = BTRFS_BLOCK_FLAG_FULL_BACKREF; else @@ -466,14 +466,14 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, !(flags & BTRFS_BLOCK_FLAG_FULL_BACKREF)); if (refs > 1) { - if ((owner == root->root_key.objectid || - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) && + if ((owner == btrfs_root_id(root) || + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) && !(flags & BTRFS_BLOCK_FLAG_FULL_BACKREF)) { ret = btrfs_inc_ref(trans, root, buf, 1); if (ret) return ret; - if (root->root_key.objectid == + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) { ret = btrfs_dec_ref(trans, root, buf, 0); if (ret) @@ -485,7 +485,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, new_flags |= BTRFS_BLOCK_FLAG_FULL_BACKREF; } else { - if (root->root_key.objectid == + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) ret = btrfs_inc_ref(trans, root, cow, 1); else @@ -500,7 +500,7 @@ static noinline int update_ref_for_cow(struct btrfs_trans_handle *trans, } } else { if (flags & BTRFS_BLOCK_FLAG_FULL_BACKREF) { - if (root->root_key.objectid == + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) ret = btrfs_inc_ref(trans, root, cow, 1); else @@ -563,13 +563,13 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, else btrfs_node_key(buf, &disk_key, 0); - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) { + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) { if (parent) parent_start = parent->start; reloc_src_root = btrfs_header_owner(buf); } cow = btrfs_alloc_tree_block(trans, root, parent_start, - root->root_key.objectid, &disk_key, level, + btrfs_root_id(root), &disk_key, level, search_start, empty_size, reloc_src_root, nest); if (IS_ERR(cow)) return PTR_ERR(cow); @@ -582,10 +582,10 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, btrfs_set_header_backref_rev(cow, BTRFS_MIXED_BACKREF_REV); btrfs_clear_header_flag(cow, BTRFS_HEADER_FLAG_WRITTEN | BTRFS_HEADER_FLAG_RELOC); - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) btrfs_set_header_flag(cow, BTRFS_HEADER_FLAG_RELOC); else - btrfs_set_header_owner(cow, root->root_key.objectid); + btrfs_set_header_owner(cow, btrfs_root_id(root)); write_extent_buffer_fsid(cow, fs_info->fs_devices->metadata_uuid); @@ -609,7 +609,7 @@ int btrfs_force_cow_block(struct btrfs_trans_handle *trans, if (buf == root->node) { WARN_ON(parent && parent != buf); - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || btrfs_header_backref_rev(buf) < BTRFS_MIXED_BACKREF_REV) parent_start = buf->start; @@ -685,7 +685,7 @@ static inline int should_cow_block(struct btrfs_trans_handle *trans, */ if (btrfs_header_generation(buf) == trans->transid && !btrfs_header_flag(buf, BTRFS_HEADER_FLAG_WRITTEN) && - !(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && + !(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && btrfs_header_flag(buf, BTRFS_HEADER_FLAG_RELOC)) && !test_bit(BTRFS_ROOT_FORCE_COW, &root->state)) return 0; @@ -1511,7 +1511,7 @@ read_block_for_search(struct btrfs_root *root, struct btrfs_path *p, check.has_first_key = true; check.level = parent_level - 1; check.transid = gen; - check.owner_root = root->root_key.objectid; + check.owner_root = btrfs_root_id(root); /* * If we need to read an extent buffer from disk and we are holding locks @@ -1556,7 +1556,7 @@ read_block_for_search(struct btrfs_root *root, struct btrfs_path *p, btrfs_release_path(p); return -EIO; } - if (btrfs_check_eb_owner(tmp, root->root_key.objectid)) { + if (btrfs_check_eb_owner(tmp, btrfs_root_id(root))) { free_extent_buffer(tmp); btrfs_release_path(p); return -EUCLEAN; @@ -2865,7 +2865,7 @@ static noinline int insert_new_root(struct btrfs_trans_handle *trans, else btrfs_node_key(lower, &lower_key, 0); - c = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, + c = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), &lower_key, level, root->node->start, 0, 0, BTRFS_NESTING_NEW_ROOT); if (IS_ERR(c)) @@ -3009,7 +3009,7 @@ static noinline int split_node(struct btrfs_trans_handle *trans, mid = (c_nritems + 1) / 2; btrfs_node_key(c, &disk_key, mid); - split = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, + split = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), &disk_key, level, c->start, 0, 0, BTRFS_NESTING_SPLIT); if (IS_ERR(split)) @@ -3761,7 +3761,7 @@ static noinline int split_leaf(struct btrfs_trans_handle *trans, * BTRFS_NESTING_SPLIT_THE_SPLITTENING if we need to, but for now just * use BTRFS_NESTING_NEW_ROOT. */ - right = btrfs_alloc_tree_block(trans, root, 0, root->root_key.objectid, + right = btrfs_alloc_tree_block(trans, root, 0, btrfs_root_id(root), &disk_key, 0, l->start, 0, 0, num_doubles ? BTRFS_NESTING_NEW_ROOT : BTRFS_NESTING_SPLIT); diff --git a/fs/btrfs/defrag.c b/fs/btrfs/defrag.c index f015fa1b6301..407ccec3e57e 100644 --- a/fs/btrfs/defrag.c +++ b/fs/btrfs/defrag.c @@ -147,7 +147,7 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, defrag->ino = btrfs_ino(inode); defrag->transid = transid; - defrag->root = root->root_key.objectid; + defrag->root = btrfs_root_id(root); defrag->extent_thresh = extent_thresh; spin_lock(&fs_info->defrag_inodes_lock); diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 121ab890bd05..95a0497fa866 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -1651,7 +1651,7 @@ int btrfs_delete_delayed_dir_index(struct btrfs_trans_handle *trans, if (unlikely(ret)) { btrfs_err(trans->fs_info, "err add delayed dir index item(index: %llu) into the deletion tree of the delayed node(root id: %llu, inode id: %llu, errno: %d)", - index, node->root->root_key.objectid, + index, btrfs_root_id(node->root), node->inode_id, ret); btrfs_delayed_item_release_metadata(dir->root, item); btrfs_release_delayed_item(item); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 0474e9b6d302..22bc34d2f89a 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -776,7 +776,7 @@ int btrfs_global_root_insert(struct btrfs_root *root) if (tmp) { ret = -EEXIST; btrfs_warn(fs_info, "global root %llu %llu already exists", - root->root_key.objectid, root->root_key.offset); + btrfs_root_id(root), root->root_key.offset); } return ret; } @@ -1012,7 +1012,7 @@ int btrfs_add_log_tree(struct btrfs_trans_handle *trans, } log_root->last_trans = trans->transid; - log_root->root_key.offset = root->root_key.objectid; + log_root->root_key.offset = btrfs_root_id(root); inode_item = &log_root->root_item.inode; btrfs_set_stack_inode_generation(inode_item, 1); @@ -1077,14 +1077,14 @@ static struct btrfs_root *read_tree_root_path(struct btrfs_root *tree_root, * match its root node owner */ if (!test_bit(BTRFS_FS_STATE_DUMMY_FS_INFO, &fs_info->fs_state) && - root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID && - root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && - root->root_key.objectid != btrfs_header_owner(root->node)) { + btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && + btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && + btrfs_root_id(root) != btrfs_header_owner(root->node)) { btrfs_crit(fs_info, "root=%llu block=%llu, tree root owner mismatch, have %llu expect %llu", - root->root_key.objectid, root->node->start, + btrfs_root_id(root), root->node->start, btrfs_header_owner(root->node), - root->root_key.objectid); + btrfs_root_id(root)); ret = -EUCLEAN; goto fail; } @@ -1121,9 +1121,9 @@ static int btrfs_init_fs_root(struct btrfs_root *root, dev_t anon_dev) btrfs_drew_lock_init(&root->snapshot_lock); - if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID && + if (btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID && !btrfs_is_data_reloc_root(root) && - is_fstree(root->root_key.objectid)) { + is_fstree(btrfs_root_id(root))) { set_bit(BTRFS_ROOT_SHAREABLE, &root->state); btrfs_check_and_init_root_item(&root->root_item); } @@ -1132,7 +1132,7 @@ static int btrfs_init_fs_root(struct btrfs_root *root, dev_t anon_dev) * Don't assign anonymous block device to roots that are not exposed to * userspace, the id pool is limited to 1M */ - if (is_fstree(root->root_key.objectid) && + if (is_fstree(btrfs_root_id(root)) && btrfs_root_refs(&root->root_item) > 0) { if (!anon_dev) { ret = get_anon_bdev(&root->anon_dev); @@ -1219,7 +1219,7 @@ int btrfs_insert_fs_root(struct btrfs_fs_info *fs_info, spin_lock(&fs_info->fs_roots_radix_lock); ret = radix_tree_insert(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid, + (unsigned long) btrfs_root_id(root), root); if (ret == 0) { btrfs_grab_root(root); @@ -2584,7 +2584,7 @@ static int load_super_root(struct btrfs_root *root, u64 bytenr, u64 gen, int lev struct btrfs_tree_parent_check check = { .level = level, .transid = gen, - .owner_root = root->root_key.objectid + .owner_root = btrfs_root_id(root) }; int ret = 0; @@ -2930,7 +2930,7 @@ static int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info) spin_unlock(&fs_info->fs_roots_radix_lock); break; } - root_objectid = gang[ret - 1]->root_key.objectid + 1; + root_objectid = btrfs_root_id(gang[ret - 1]) + 1; for (i = 0; i < ret; i++) { /* Avoid to grab roots in dead_roots. */ @@ -2946,7 +2946,7 @@ static int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info) for (i = 0; i < ret; i++) { if (!gang[i]) continue; - root_objectid = gang[i]->root_key.objectid; + root_objectid = btrfs_root_id(gang[i]); err = btrfs_orphan_cleanup(gang[i]); if (err) goto out; @@ -4139,7 +4139,7 @@ void btrfs_drop_and_free_fs_root(struct btrfs_fs_info *fs_info, spin_lock(&fs_info->fs_roots_radix_lock); radix_tree_delete(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid); + (unsigned long) btrfs_root_id(root)); if (test_and_clear_bit(BTRFS_ROOT_IN_RADIX, &root->state)) drop_ref = true; spin_unlock(&fs_info->fs_roots_radix_lock); @@ -4481,7 +4481,7 @@ static void btrfs_drop_all_logs(struct btrfs_fs_info *fs_info) for (i = 0; i < ret; i++) { if (!gang[i]) continue; - root_objectid = gang[i]->root_key.objectid; + root_objectid = btrfs_root_id(gang[i]); btrfs_free_log(NULL, gang[i]); btrfs_put_root(gang[i]); } @@ -4812,7 +4812,7 @@ static void btrfs_free_all_qgroup_pertrans(struct btrfs_fs_info *fs_info) btrfs_qgroup_free_meta_all_pertrans(root); radix_tree_tag_clear(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid, + (unsigned long) btrfs_root_id(root), BTRFS_ROOT_TRANS_TAG); } } @@ -4953,7 +4953,7 @@ int btrfs_get_free_objectid(struct btrfs_root *root, u64 *objectid) if (unlikely(root->free_objectid >= BTRFS_LAST_FREE_OBJECTID)) { btrfs_warn(root->fs_info, "the objectid of root %llu reaches its highest value", - root->root_key.objectid); + btrfs_root_id(root)); ret = -ENOSPC; goto out; } diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c index 8398d345ec5b..9e81f89e76d8 100644 --- a/fs/btrfs/export.c +++ b/fs/btrfs/export.c @@ -34,7 +34,7 @@ static int btrfs_encode_fh(struct inode *inode, u32 *fh, int *max_len, type = FILEID_BTRFS_WITHOUT_PARENT; fid->objectid = btrfs_ino(BTRFS_I(inode)); - fid->root_objectid = BTRFS_I(inode)->root->root_key.objectid; + fid->root_objectid = btrfs_root_id(BTRFS_I(inode)->root); fid->gen = inode->i_generation; if (parent) { @@ -42,7 +42,7 @@ static int btrfs_encode_fh(struct inode *inode, u32 *fh, int *max_len, fid->parent_objectid = BTRFS_I(parent)->location.objectid; fid->parent_gen = parent->i_generation; - parent_root_id = BTRFS_I(parent)->root->root_key.objectid; + parent_root_id = btrfs_root_id(BTRFS_I(parent)->root); if (parent_root_id != fid->root_objectid) { fid->parent_root_objectid = parent_root_id; @@ -160,7 +160,7 @@ struct dentry *btrfs_get_parent(struct dentry *child) return ERR_PTR(-ENOMEM); if (btrfs_ino(BTRFS_I(dir)) == BTRFS_FIRST_FREE_OBJECTID) { - key.objectid = root->root_key.objectid; + key.objectid = btrfs_root_id(root); key.type = BTRFS_ROOT_BACKREF_KEY; key.offset = (u64)-1; root = fs_info->tree_root; @@ -243,7 +243,7 @@ static int btrfs_get_name(struct dentry *parent, char *name, return -ENOMEM; if (ino == BTRFS_FIRST_FREE_OBJECTID) { - key.objectid = BTRFS_I(inode)->root->root_key.objectid; + key.objectid = btrfs_root_id(BTRFS_I(inode)->root); key.type = BTRFS_ROOT_BACKREF_KEY; key.offset = (u64)-1; root = fs_info->tree_root; diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 87a921b84bab..828d9e61f8a3 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2328,7 +2328,7 @@ static noinline int check_delayed_ref(struct btrfs_root *root, * If our ref doesn't match the one we're currently looking at * then we have a cross reference. */ - if (ref->ref_root != root->root_key.objectid || + if (ref->ref_root != btrfs_root_id(root) || ref_owner != objectid || ref_offset != offset) { ret = 1; break; @@ -2423,7 +2423,7 @@ static noinline int check_committed_ref(struct btrfs_root *root, if (btrfs_extent_refs(leaf, ei) != btrfs_extent_data_ref_count(leaf, ref) || btrfs_extent_data_ref_root(leaf, ref) != - root->root_key.objectid || + btrfs_root_id(root) || btrfs_extent_data_ref_objectid(leaf, ref) != objectid || btrfs_extent_data_ref_offset(leaf, ref) != offset) goto out; @@ -2515,7 +2515,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans, key.offset -= btrfs_file_extent_offset(buf, fi); btrfs_init_data_ref(&ref, key.objectid, key.offset, - root->root_key.objectid, for_reloc); + btrfs_root_id(root), for_reloc); if (inc) ret = btrfs_inc_extent_ref(trans, &ref); else @@ -2528,7 +2528,7 @@ static int __btrfs_mod_ref(struct btrfs_trans_handle *trans, ref.num_bytes = fs_info->nodesize; btrfs_init_tree_ref(&ref, level - 1, - root->root_key.objectid, for_reloc); + btrfs_root_id(root), for_reloc); if (inc) ret = btrfs_inc_extent_ref(trans, &ref); else @@ -4671,7 +4671,7 @@ int btrfs_reserve_extent(struct btrfs_root *root, u64 ram_bytes, bool final_tried = num_bytes == min_alloc_size; u64 flags; int ret; - bool for_treelog = (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); + bool for_treelog = (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID); bool for_data_reloc = (btrfs_is_data_reloc_root(root) && is_data); flags = get_alloc_profile_by_root(root, is_data); @@ -4936,8 +4936,8 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, .action = BTRFS_ADD_DELAYED_EXTENT, .bytenr = ins->objectid, .num_bytes = ins->offset, - .owning_root = root->root_key.objectid, - .ref_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), + .ref_root = btrfs_root_id(root), }; ASSERT(generic_ref.ref_root != BTRFS_TREE_LOG_OBJECTID); @@ -5083,7 +5083,7 @@ btrfs_init_new_buffer(struct btrfs_trans_handle *trans, struct btrfs_root *root, btrfs_set_header_owner(buf, owner); write_extent_buffer_fsid(buf, fs_info->fs_devices->metadata_uuid); write_extent_buffer_chunk_tree_uuid(buf, fs_info->chunk_tree_uuid); - if (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID) { + if (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID) { buf->log_index = root->log_transid % 2; /* * we allow two log transactions at a time, use different @@ -5189,7 +5189,7 @@ struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans, extent_op->level = level; btrfs_init_tree_ref(&generic_ref, level, - root->root_key.objectid, false); + btrfs_root_id(root), false); btrfs_ref_tree_mod(fs_info, &generic_ref); ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, extent_op); if (ret) @@ -5328,7 +5328,7 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans, int ret; if (wc->stage == UPDATE_BACKREF && - btrfs_header_owner(eb) != root->root_key.objectid) + btrfs_header_owner(eb) != btrfs_root_id(root)) return 1; /* @@ -5402,7 +5402,7 @@ static int check_ref_exists(struct btrfs_trans_handle *trans, ret = lookup_extent_backref(trans, path, &iref, bytenr, root->fs_info->nodesize, parent, - root->root_key.objectid, level, 0); + btrfs_root_id(root), level, 0); btrfs_free_path(path); if (ret == -ENOENT) return 0; @@ -5458,7 +5458,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, check.level = level - 1; check.transid = generation; - check.owner_root = root->root_key.objectid; + check.owner_root = btrfs_root_id(root); check.has_first_key = true; btrfs_node_key_to_cpu(path->nodes[level], &check.first_key, path->slots[level]); @@ -5466,7 +5466,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, next = find_extent_buffer(fs_info, bytenr); if (!next) { next = btrfs_find_create_tree_block(fs_info, bytenr, - root->root_key.objectid, level - 1); + btrfs_root_id(root), level - 1); if (IS_ERR(next)) return PTR_ERR(next); reada = 1; @@ -5556,14 +5556,14 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, .bytenr = bytenr, .num_bytes = fs_info->nodesize, .owning_root = owner_root, - .ref_root = root->root_key.objectid, + .ref_root = btrfs_root_id(root), }; if (wc->flags[level] & BTRFS_BLOCK_FLAG_FULL_BACKREF) { ref.parent = path->nodes[level]->start; } else { - ASSERT(root->root_key.objectid == + ASSERT(btrfs_root_id(root) == btrfs_header_owner(path->nodes[level])); - if (root->root_key.objectid != + if (btrfs_root_id(root) != btrfs_header_owner(path->nodes[level])) { btrfs_err(root->fs_info, "mismatched block owner"); @@ -5594,7 +5594,7 @@ static noinline int do_walk_down(struct btrfs_trans_handle *trans, * already accounted them at merge time (replace_path), * thus we could skip expensive subtree trace here. */ - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID && + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID && need_account) { ret = btrfs_qgroup_trace_subtree(trans, next, generation, level - 1); @@ -5705,7 +5705,7 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, else ret = btrfs_dec_ref(trans, root, eb, 0); BUG_ON(ret); /* -ENOMEM */ - if (is_fstree(root->root_key.objectid)) { + if (is_fstree(btrfs_root_id(root))) { ret = btrfs_qgroup_trace_leaf_items(trans, eb); if (ret) { btrfs_err_rl(fs_info, @@ -5725,12 +5725,12 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, if (eb == root->node) { if (wc->flags[level] & BTRFS_BLOCK_FLAG_FULL_BACKREF) parent = eb->start; - else if (root->root_key.objectid != btrfs_header_owner(eb)) + else if (btrfs_root_id(root) != btrfs_header_owner(eb)) goto owner_mismatch; } else { if (wc->flags[level + 1] & BTRFS_BLOCK_FLAG_FULL_BACKREF) parent = path->nodes[level + 1]->start; - else if (root->root_key.objectid != + else if (btrfs_root_id(root) != btrfs_header_owner(path->nodes[level + 1])) goto owner_mismatch; } @@ -5744,7 +5744,7 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans, owner_mismatch: btrfs_err_rl(fs_info, "unexpected tree owner, have %llu expect %llu", - btrfs_header_owner(eb), root->root_key.objectid); + btrfs_header_owner(eb), btrfs_root_id(root)); return -EUCLEAN; } @@ -5830,7 +5830,7 @@ static noinline int walk_up_tree(struct btrfs_trans_handle *trans, */ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) { - const bool is_reloc_root = (root->root_key.objectid == + const bool is_reloc_root = (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID); struct btrfs_fs_info *fs_info = root->fs_info; struct btrfs_path *path; @@ -5845,7 +5845,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) bool root_dropped = false; bool unfinished_drop = false; - btrfs_debug(fs_info, "Drop subvolume %llu", root->root_key.objectid); + btrfs_debug(fs_info, "Drop subvolume %llu", btrfs_root_id(root)); path = btrfs_alloc_path(); if (!path) { @@ -6044,7 +6044,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) * The most common failure here is just -ENOENT. */ btrfs_del_orphan_item(trans, tree_root, - root->root_key.objectid); + btrfs_root_id(root)); } } @@ -6108,7 +6108,7 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans, int ret = 0; int wret; - BUG_ON(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); + BUG_ON(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID); path = btrfs_alloc_path(); if (!path) diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 1ea1ed44fe42..872fcee2e099 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -430,7 +430,7 @@ blk_status_t btrfs_lookup_bio_sums(struct btrfs_bio *bbio) memset(csum_dst, 0, csum_size); count = 1; - if (inode->root->root_key.objectid == + if (btrfs_root_id(inode->root) == BTRFS_DATA_RELOC_TREE_OBJECTID) { u64 file_offset = bbio->file_offset + bio_offset; @@ -885,8 +885,8 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans, const u32 csum_size = fs_info->csum_size; u32 blocksize_bits = fs_info->sectorsize_bits; - ASSERT(root->root_key.objectid == BTRFS_CSUM_TREE_OBJECTID || - root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); + ASSERT(btrfs_root_id(root) == BTRFS_CSUM_TREE_OBJECTID || + btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID); path = btrfs_alloc_path(); if (!path) @@ -1186,7 +1186,7 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans, * search, etc, because log trees are temporary anyway and it * would only save a few bytes of leaf space. */ - if (root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID) { + if (btrfs_root_id(root) == BTRFS_TREE_LOG_OBJECTID) { if (path->slots[0] + 1 >= btrfs_header_nritems(path->nodes[0])) { ret = find_next_csum_offset(root, path, &next_offset); @@ -1328,7 +1328,7 @@ void btrfs_extent_item_to_extent_map(struct btrfs_inode *inode, btrfs_err(fs_info, "unknown file extent item type %d, inode %llu, offset %llu, " "root %llu", type, btrfs_ino(inode), extent_start, - root->root_key.objectid); + btrfs_root_id(root)); } } diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 065658f2c061..0c7c1b42028e 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -245,7 +245,7 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, if (args->start >= inode->disk_i_size && !args->replace_extent) modify_tree = 0; - update_refs = (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID); + update_refs = (btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID); while (1) { recow = 0; ret = btrfs_lookup_file_extent(trans, root, path, ino, @@ -377,8 +377,8 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, .bytenr = disk_bytenr, .num_bytes = num_bytes, .parent = 0, - .owning_root = root->root_key.objectid, - .ref_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), + .ref_root = btrfs_root_id(root), }; btrfs_init_data_ref(&ref, new_key.objectid, args->start - extent_offset, @@ -470,8 +470,8 @@ int btrfs_drop_extents(struct btrfs_trans_handle *trans, .bytenr = disk_bytenr, .num_bytes = num_bytes, .parent = 0, - .owning_root = root->root_key.objectid, - .ref_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), + .ref_root = btrfs_root_id(root), }; btrfs_init_data_ref(&ref, key.objectid, key.offset - extent_offset, @@ -755,8 +755,8 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, ref.bytenr = bytenr; ref.num_bytes = num_bytes; ref.parent = 0; - ref.owning_root = root->root_key.objectid; - ref.ref_root = root->root_key.objectid; + ref.owning_root = btrfs_root_id(root); + ref.ref_root = btrfs_root_id(root); btrfs_init_data_ref(&ref, ino, orig_offset, 0, false); ret = btrfs_inc_extent_ref(trans, &ref); if (ret) { @@ -785,8 +785,8 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, ref.bytenr = bytenr; ref.num_bytes = num_bytes; ref.parent = 0; - ref.owning_root = root->root_key.objectid; - ref.ref_root = root->root_key.objectid; + ref.owning_root = btrfs_root_id(root); + ref.ref_root = btrfs_root_id(root); btrfs_init_data_ref(&ref, ino, orig_offset, 0, false); if (extent_mergeable(leaf, path->slots[0] + 1, ino, bytenr, orig_offset, @@ -2493,8 +2493,8 @@ static int btrfs_insert_replace_extent(struct btrfs_trans_handle *trans, .action = BTRFS_ADD_DELAYED_REF, .bytenr = extent_info->disk_offset, .num_bytes = extent_info->disk_len, - .owning_root = root->root_key.objectid, - .ref_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), + .ref_root = btrfs_root_id(root), }; u64 ref_offset; diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c index 7565ff15a69a..84a94d19b22c 100644 --- a/fs/btrfs/inode-item.c +++ b/fs/btrfs/inode-item.c @@ -674,14 +674,14 @@ int btrfs_truncate_inode_items(struct btrfs_trans_handle *trans, .action = BTRFS_DROP_DELAYED_REF, .bytenr = extent_start, .num_bytes = extent_num_bytes, - .owning_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), .ref_root = btrfs_header_owner(leaf), }; bytes_deleted += extent_num_bytes; btrfs_init_data_ref(&ref, control->ino, extent_offset, - root->root_key.objectid, false); + btrfs_root_id(root), false); ret = btrfs_free_extent(trans, &ref); if (ret) { btrfs_abort_transaction(trans, ret); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 629706b98e31..30893f12c850 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -254,7 +254,7 @@ static void print_data_reloc_error(const struct btrfs_inode *inode, u64 file_off btrfs_warn_rl(fs_info, "has data reloc tree but no running relocation"); btrfs_warn_rl(fs_info, "csum failed root %lld ino %llu off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", - inode->root->root_key.objectid, btrfs_ino(inode), file_off, + btrfs_root_id(inode->root), btrfs_ino(inode), file_off, CSUM_FMT_VALUE(csum_size, csum), CSUM_FMT_VALUE(csum_size, csum_expected), mirror_num); @@ -264,7 +264,7 @@ static void print_data_reloc_error(const struct btrfs_inode *inode, u64 file_off logical += file_off; btrfs_warn_rl(fs_info, "csum failed root %lld ino %llu off %llu logical %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", - inode->root->root_key.objectid, + btrfs_root_id(inode->root), btrfs_ino(inode), file_off, logical, CSUM_FMT_VALUE(csum_size, csum), CSUM_FMT_VALUE(csum_size, csum_expected), @@ -331,15 +331,15 @@ static void __cold btrfs_print_data_csum_error(struct btrfs_inode *inode, const u32 csum_size = root->fs_info->csum_size; /* For data reloc tree, it's better to do a backref lookup instead. */ - if (root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID) + if (btrfs_root_id(root) == BTRFS_DATA_RELOC_TREE_OBJECTID) return print_data_reloc_error(inode, logical_start, csum, csum_expected, mirror_num); /* Output without objectid, which is more meaningful */ - if (root->root_key.objectid >= BTRFS_LAST_FREE_OBJECTID) { + if (btrfs_root_id(root) >= BTRFS_LAST_FREE_OBJECTID) { btrfs_warn_rl(root->fs_info, "csum failed root %lld ino %lld off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", - root->root_key.objectid, btrfs_ino(inode), + btrfs_root_id(root), btrfs_ino(inode), logical_start, CSUM_FMT_VALUE(csum_size, csum), CSUM_FMT_VALUE(csum_size, csum_expected), @@ -347,7 +347,7 @@ static void __cold btrfs_print_data_csum_error(struct btrfs_inode *inode, } else { btrfs_warn_rl(root->fs_info, "csum failed root %llu ino %llu off %llu csum " CSUM_FMT " expected csum " CSUM_FMT " mirror %d", - root->root_key.objectid, btrfs_ino(inode), + btrfs_root_id(root), btrfs_ino(inode), logical_start, CSUM_FMT_VALUE(csum_size, csum), CSUM_FMT_VALUE(csum_size, csum_expected), @@ -1218,7 +1218,7 @@ static void submit_one_async_extent(struct async_chunk *async_chunk, kthread_associate_blkcg(NULL); btrfs_debug(fs_info, "async extent submission failed root=%lld inode=%llu start=%llu len=%llu ret=%d", - root->root_key.objectid, btrfs_ino(inode), start, + btrfs_root_id(root), btrfs_ino(inode), start, async_extent->ram_size, ret); kfree(async_extent); } @@ -3239,7 +3239,7 @@ int btrfs_finish_one_ordered(struct btrfs_ordered_extent *ordered_extent) * Actually free the qgroup rsv which was released when * the ordered extent was created. */ - btrfs_qgroup_free_refroot(fs_info, inode->root->root_key.objectid, + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(inode->root), ordered_extent->qgroup_rsv, BTRFS_QGROUP_RSV_DATA); } @@ -3906,7 +3906,7 @@ static int btrfs_read_locked_inode(struct inode *inode, btrfs_err(fs_info, "error loading props for ino %llu (root %llu): %d", btrfs_ino(BTRFS_I(inode)), - root->root_key.objectid, ret); + btrfs_root_id(root), ret); } if (path != in_path) btrfs_free_path(path); @@ -4265,7 +4265,7 @@ static int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, /* This needs to handle no-key deletions later on */ if (btrfs_ino(inode) == BTRFS_FIRST_FREE_OBJECTID) { - objectid = inode->root->root_key.objectid; + objectid = btrfs_root_id(inode->root); } else if (btrfs_ino(inode) == BTRFS_EMPTY_SUBVOL_DIR_OBJECTID) { objectid = inode->location.objectid; } else { @@ -4323,7 +4323,7 @@ static int btrfs_unlink_subvol(struct btrfs_trans_handle *trans, btrfs_release_path(path); } else { ret = btrfs_del_root_ref(trans, objectid, - root->root_key.objectid, dir_ino, + btrfs_root_id(root), dir_ino, &index, &fname.disk_name); if (ret) { btrfs_abort_transaction(trans, ret); @@ -4373,7 +4373,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) dir_id, &name, 0); if (di && !IS_ERR(di)) { btrfs_dir_item_key_to_cpu(path->nodes[0], di, &key); - if (key.objectid == root->root_key.objectid) { + if (key.objectid == btrfs_root_id(root)) { ret = -EPERM; btrfs_err(fs_info, "deleting default subvolume %llu is not allowed", @@ -4383,7 +4383,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) btrfs_release_path(path); } - key.objectid = root->root_key.objectid; + key.objectid = btrfs_root_id(root); key.type = BTRFS_ROOT_REF_KEY; key.offset = (u64)-1; @@ -4403,7 +4403,7 @@ static noinline int may_destroy_subvol(struct btrfs_root *root) if (path->slots[0] > 0) { path->slots[0]--; btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]); - if (key.objectid == root->root_key.objectid && + if (key.objectid == btrfs_root_id(root) && key.type == BTRFS_ROOT_REF_KEY) ret = -ENOTEMPTY; } @@ -4462,7 +4462,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) spin_unlock(&dest->root_item_lock); btrfs_warn(fs_info, "attempt to delete subvolume %llu during send", - dest->root_key.objectid); + btrfs_root_id(dest)); ret = -EPERM; goto out_up_write; } @@ -4470,7 +4470,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) spin_unlock(&dest->root_item_lock); btrfs_warn(fs_info, "attempt to delete subvolume %llu with active swapfile", - root->root_key.objectid); + btrfs_root_id(root)); ret = -EPERM; goto out_up_write; } @@ -4531,7 +4531,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) if (!test_and_set_bit(BTRFS_ROOT_ORPHAN_ITEM_INSERTED, &dest->state)) { ret = btrfs_insert_orphan_item(trans, fs_info->tree_root, - dest->root_key.objectid); + btrfs_root_id(dest)); if (ret) { btrfs_abort_transaction(trans, ret); goto out_end_trans; @@ -4540,7 +4540,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) ret = btrfs_uuid_tree_remove(trans, dest->root_item.uuid, BTRFS_UUID_KEY_SUBVOL, - dest->root_key.objectid); + btrfs_root_id(dest)); if (ret && ret != -ENOENT) { btrfs_abort_transaction(trans, ret); goto out_end_trans; @@ -4549,7 +4549,7 @@ int btrfs_delete_subvolume(struct btrfs_inode *dir, struct dentry *dentry) ret = btrfs_uuid_tree_remove(trans, dest->root_item.received_uuid, BTRFS_UUID_KEY_RECEIVED_SUBVOL, - dest->root_key.objectid); + btrfs_root_id(dest)); if (ret && ret != -ENOENT) { btrfs_abort_transaction(trans, ret); goto out_end_trans; @@ -5229,7 +5229,7 @@ void btrfs_evict_inode(struct inode *inode) if (inode->i_nlink && ((btrfs_root_refs(&root->root_item) != 0 && - root->root_key.objectid != BTRFS_ROOT_TREE_OBJECTID) || + btrfs_root_id(root) != BTRFS_ROOT_TREE_OBJECTID) || btrfs_is_free_space_inode(BTRFS_I(inode)))) goto out; @@ -5241,7 +5241,7 @@ void btrfs_evict_inode(struct inode *inode) if (inode->i_nlink > 0) { BUG_ON(btrfs_root_refs(&root->root_item) != 0 && - root->root_key.objectid != BTRFS_ROOT_TREE_OBJECTID); + btrfs_root_id(root) != BTRFS_ROOT_TREE_OBJECTID); goto out; } @@ -5413,7 +5413,7 @@ static int fixup_tree_root_location(struct btrfs_fs_info *fs_info, } err = -ENOENT; - key.objectid = dir->root->root_key.objectid; + key.objectid = btrfs_root_id(dir->root); key.type = BTRFS_ROOT_REF_KEY; key.offset = location->objectid; @@ -6372,7 +6372,7 @@ int btrfs_create_new_inode(struct btrfs_trans_handle *trans, if (ret) { btrfs_err(fs_info, "error inheriting props for ino %llu (root %llu): %d", - btrfs_ino(BTRFS_I(inode)), root->root_key.objectid, + btrfs_ino(BTRFS_I(inode)), btrfs_root_id(root), ret); } @@ -6446,7 +6446,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans, if (unlikely(ino == BTRFS_FIRST_FREE_OBJECTID)) { ret = btrfs_add_root_ref(trans, key.objectid, - root->root_key.objectid, parent_ino, + btrfs_root_id(root), parent_ino, index, name); } else if (add_backref) { ret = btrfs_insert_inode_ref(trans, root, name, @@ -6489,7 +6489,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans, u64 local_index; int err; err = btrfs_del_root_ref(trans, key.objectid, - root->root_key.objectid, parent_ino, + btrfs_root_id(root), parent_ino, &local_index, name); if (err) btrfs_abort_transaction(trans, err); @@ -6587,7 +6587,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir, int drop_inode = 0; /* do not allow sys_link's with other subvols of the same device */ - if (root->root_key.objectid != BTRFS_I(inode)->root->root_key.objectid) + if (btrfs_root_id(root) != btrfs_root_id(BTRFS_I(inode)->root)) return -EXDEV; if (inode->i_nlink >= BTRFS_LINK_MAX) @@ -9433,7 +9433,7 @@ static struct btrfs_trans_handle *insert_prealloc_file_extent( * or we leak qgroup data reservation. */ btrfs_qgroup_free_refroot(inode->root->fs_info, - inode->root->root_key.objectid, qgroup_released, + btrfs_root_id(inode->root), qgroup_released, BTRFS_QGROUP_RSV_DATA); return ERR_PTR(ret); } @@ -10534,7 +10534,7 @@ static int btrfs_swap_activate(struct swap_info_struct *sis, struct file *file, btrfs_exclop_finish(fs_info); btrfs_warn(fs_info, "cannot activate swapfile because subvolume %llu is being deleted", - root->root_key.objectid); + btrfs_root_id(root)); return -EPERM; } atomic_inc(&root->nr_swapfiles); @@ -10760,7 +10760,7 @@ void btrfs_assert_inode_range_clean(struct btrfs_inode *inode, u64 start, u64 en if (ordered) { btrfs_err(root->fs_info, "found unexpected ordered extent in file range [%llu, %llu] for inode %llu root %llu (ordered range [%llu, %llu])", - start, end, btrfs_ino(inode), root->root_key.objectid, + start, end, btrfs_ino(inode), btrfs_root_id(root), ordered->file_offset, ordered->file_offset + ordered->num_bytes - 1); btrfs_put_ordered_extent(ordered); diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 888dc92c6c75..0c977b7cc253 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -668,7 +668,7 @@ static noinline int create_subvol(struct mnt_idmap *idmap, /* Tree log can't currently deal with an inode which is a new root. */ btrfs_set_log_full_commit(trans); - ret = btrfs_qgroup_inherit(trans, 0, objectid, root->root_key.objectid, inherit); + ret = btrfs_qgroup_inherit(trans, 0, objectid, btrfs_root_id(root), inherit); if (ret) goto out; @@ -1510,7 +1510,7 @@ static noinline int btrfs_ioctl_subvol_setflags(struct file *file, spin_unlock(&root->root_item_lock); btrfs_warn(fs_info, "Attempt to set subvolume %llu read-write during send", - root->root_key.objectid); + btrfs_root_id(root)); ret = -EPERM; goto out_drop_sem; } @@ -1919,7 +1919,7 @@ static int btrfs_search_path_in_tree_user(struct mnt_idmap *idmap, struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; struct super_block *sb = inode->i_sb; struct btrfs_key upper_limit = BTRFS_I(inode)->location; - u64 treeid = BTRFS_I(inode)->root->root_key.objectid; + u64 treeid = btrfs_root_id(BTRFS_I(inode)->root); u64 dirid = args->dirid; unsigned long item_off; unsigned long item_len; @@ -2091,7 +2091,7 @@ static noinline int btrfs_ioctl_ino_lookup(struct btrfs_root *root, * path is reset so it's consistent with btrfs_search_path_in_tree. */ if (args->treeid == 0) - args->treeid = root->root_key.objectid; + args->treeid = btrfs_root_id(root); if (args->objectid == BTRFS_FIRST_FREE_OBJECTID) { args->name[0] = 0; @@ -2187,7 +2187,7 @@ static int btrfs_ioctl_get_subvol_info(struct inode *inode, void __user *argp) fs_info = BTRFS_I(inode)->root->fs_info; /* Get root_item of inode's subvolume */ - key.objectid = BTRFS_I(inode)->root->root_key.objectid; + key.objectid = btrfs_root_id(BTRFS_I(inode)->root); root = btrfs_get_fs_root(fs_info, key.objectid, true); if (IS_ERR(root)) { ret = PTR_ERR(root); @@ -2302,7 +2302,7 @@ static int btrfs_ioctl_get_subvol_rootref(struct btrfs_root *root, return PTR_ERR(rootrefs); } - objectid = root->root_key.objectid; + objectid = btrfs_root_id(root); key.objectid = objectid; key.type = BTRFS_ROOT_REF_KEY; key.offset = rootrefs->min_treeid; @@ -2981,7 +2981,7 @@ static long btrfs_ioctl_default_subvol(struct file *file, void __user *argp) ret = PTR_ERR(new_root); goto out; } - if (!is_fstree(new_root->root_key.objectid)) { + if (!is_fstree(btrfs_root_id(new_root))) { ret = -ENOENT; goto out_free; } @@ -3920,7 +3920,7 @@ static long btrfs_ioctl_qgroup_limit(struct file *file, void __user *arg) qgroupid = sa->qgroupid; if (!qgroupid) { /* take the current subvol as qgroup */ - qgroupid = root->root_key.objectid; + qgroupid = btrfs_root_id(root); } ret = btrfs_limit_qgroup(trans, qgroupid, &sa->lim); @@ -4051,7 +4051,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file, !btrfs_is_empty_uuid(root_item->received_uuid)) { ret = btrfs_uuid_tree_remove(trans, root_item->received_uuid, BTRFS_UUID_KEY_RECEIVED_SUBVOL, - root->root_key.objectid); + btrfs_root_id(root)); if (ret && ret != -ENOENT) { btrfs_abort_transaction(trans, ret); btrfs_end_transaction(trans); @@ -4075,7 +4075,7 @@ static long _btrfs_ioctl_set_received_subvol(struct file *file, if (received_uuid_changed && !btrfs_is_empty_uuid(sa->uuid)) { ret = btrfs_uuid_tree_add(trans, sa->uuid, BTRFS_UUID_KEY_RECEIVED_SUBVOL, - root->root_key.objectid); + btrfs_root_id(root)); if (ret < 0 && ret != -EEXIST) { btrfs_abort_transaction(trans, ret); btrfs_end_transaction(trans); diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c index 72992e74c479..6a0b7abb5bd9 100644 --- a/fs/btrfs/locking.c +++ b/fs/btrfs/locking.c @@ -97,7 +97,7 @@ void btrfs_set_buffer_lockdep_class(u64 objectid, struct extent_buffer *eb, int void btrfs_maybe_reset_lockdep_class(struct btrfs_root *root, struct extent_buffer *eb) { if (test_bit(BTRFS_ROOT_RESET_LOCKDEP_CLASS, &root->state)) - btrfs_set_buffer_lockdep_class(root->root_key.objectid, + btrfs_set_buffer_lockdep_class(btrfs_root_id(root), eb, btrfs_header_level(eb)); } diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c index b749ba45da2b..03b2f646b2f9 100644 --- a/fs/btrfs/ordered-data.c +++ b/fs/btrfs/ordered-data.c @@ -332,7 +332,7 @@ static bool can_finish_ordered_extent(struct btrfs_ordered_extent *ordered, if (WARN_ON_ONCE(len > ordered->bytes_left)) { btrfs_crit(fs_info, "bad ordered extent accounting, root=%llu ino=%llu OE offset=%llu OE len=%llu to_dec=%llu left=%llu", - inode->root->root_key.objectid, btrfs_ino(inode), + btrfs_root_id(inode->root), btrfs_ino(inode), ordered->file_offset, ordered->num_bytes, len, ordered->bytes_left); ordered->bytes_left = 0; diff --git a/fs/btrfs/props.c b/fs/btrfs/props.c index 2a9b7b029eeb..155570e20f45 100644 --- a/fs/btrfs/props.c +++ b/fs/btrfs/props.c @@ -268,7 +268,7 @@ static void inode_prop_iterator(void *ctx, btrfs_warn(root->fs_info, "error applying prop %s to ino %llu (root %llu): %d", handler->xattr_name, btrfs_ino(BTRFS_I(inode)), - root->root_key.objectid, ret); + btrfs_root_id(root), ret); else set_bit(BTRFS_INODE_HAS_PROPS, &BTRFS_I(inode)->runtime_flags); } diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index 2cba6451d164..b5a055004fbc 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -3471,7 +3471,7 @@ static int qgroup_reserve(struct btrfs_root *root, u64 num_bytes, bool enforce, { struct btrfs_qgroup *qgroup; struct btrfs_fs_info *fs_info = root->fs_info; - u64 ref_root = root->root_key.objectid; + u64 ref_root = btrfs_root_id(root); int ret = 0; LIST_HEAD(qgroup_list); @@ -4112,7 +4112,7 @@ static int qgroup_reserve_data(struct btrfs_inode *inode, int ret; if (btrfs_qgroup_mode(root->fs_info) == BTRFS_QGROUP_MODE_DISABLED || - !is_fstree(root->root_key.objectid) || len == 0) + !is_fstree(btrfs_root_id(root)) || len == 0) return 0; /* @reserved parameter is mandatory for qgroup */ @@ -4228,7 +4228,7 @@ static int qgroup_free_reserved_data(struct btrfs_inode *inode, goto out; freed += changeset.bytes_changed; } - btrfs_qgroup_free_refroot(root->fs_info, root->root_key.objectid, freed, + btrfs_qgroup_free_refroot(root->fs_info, btrfs_root_id(root), freed, BTRFS_QGROUP_RSV_DATA); if (freed_ret) *freed_ret = freed; @@ -4269,7 +4269,7 @@ static int __btrfs_qgroup_release_data(struct btrfs_inode *inode, changeset.bytes_changed, trace_op); if (free) btrfs_qgroup_free_refroot(inode->root->fs_info, - inode->root->root_key.objectid, + btrfs_root_id(inode->root), changeset.bytes_changed, BTRFS_QGROUP_RSV_DATA); if (released) *released = changeset.bytes_changed; @@ -4364,7 +4364,7 @@ int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, int ret; if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || - !is_fstree(root->root_key.objectid) || num_bytes == 0) + !is_fstree(btrfs_root_id(root)) || num_bytes == 0) return 0; BUG_ON(num_bytes != round_down(num_bytes, fs_info->nodesize)); @@ -4409,13 +4409,13 @@ void btrfs_qgroup_free_meta_all_pertrans(struct btrfs_root *root) struct btrfs_fs_info *fs_info = root->fs_info; if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || - !is_fstree(root->root_key.objectid)) + !is_fstree(btrfs_root_id(root))) return; /* TODO: Update trace point to handle such free */ trace_qgroup_meta_free_all_pertrans(root); /* Special value -1 means to free all reserved space */ - btrfs_qgroup_free_refroot(fs_info, root->root_key.objectid, (u64)-1, + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(root), (u64)-1, BTRFS_QGROUP_RSV_META_PERTRANS); } @@ -4425,7 +4425,7 @@ void __btrfs_qgroup_free_meta(struct btrfs_root *root, int num_bytes, struct btrfs_fs_info *fs_info = root->fs_info; if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || - !is_fstree(root->root_key.objectid)) + !is_fstree(btrfs_root_id(root))) return; /* @@ -4436,7 +4436,7 @@ void __btrfs_qgroup_free_meta(struct btrfs_root *root, int num_bytes, num_bytes = sub_root_meta_rsv(root, num_bytes, type); BUG_ON(num_bytes != round_down(num_bytes, fs_info->nodesize)); trace_qgroup_meta_reserve(root, -(s64)num_bytes, type); - btrfs_qgroup_free_refroot(fs_info, root->root_key.objectid, + btrfs_qgroup_free_refroot(fs_info, btrfs_root_id(root), num_bytes, type); } @@ -4485,13 +4485,13 @@ void btrfs_qgroup_convert_reserved_meta(struct btrfs_root *root, int num_bytes) struct btrfs_fs_info *fs_info = root->fs_info; if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_DISABLED || - !is_fstree(root->root_key.objectid)) + !is_fstree(btrfs_root_id(root))) return; /* Same as btrfs_qgroup_free_meta_prealloc() */ num_bytes = sub_root_meta_rsv(root, num_bytes, BTRFS_QGROUP_RSV_META_PREALLOC); trace_qgroup_meta_convert(root, num_bytes); - qgroup_convert_meta(fs_info, root->root_key.objectid, num_bytes); + qgroup_convert_meta(fs_info, btrfs_root_id(root), num_bytes); if (!sb_rdonly(fs_info->sb)) add_root_meta_rsv(root, num_bytes, BTRFS_QGROUP_RSV_META_PERTRANS); } @@ -4520,7 +4520,7 @@ void btrfs_qgroup_check_reserved_leak(struct btrfs_inode *inode) btrfs_ino(inode), unode->val, unode->aux); } btrfs_qgroup_free_refroot(inode->root->fs_info, - inode->root->root_key.objectid, + btrfs_root_id(inode->root), changeset.bytes_changed, BTRFS_QGROUP_RSV_DATA); } @@ -4706,7 +4706,7 @@ int btrfs_qgroup_trace_subtree_after_cow(struct btrfs_trans_handle *trans, if (!btrfs_qgroup_full_accounting(fs_info)) return 0; - if (!is_fstree(root->root_key.objectid) || !root->reloc_root) + if (!is_fstree(btrfs_root_id(root)) || !root->reloc_root) return 0; spin_lock(&blocks->lock); diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c index f12ba2b75141..d0a3fcecc46a 100644 --- a/fs/btrfs/reflink.c +++ b/fs/btrfs/reflink.c @@ -665,7 +665,7 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen, if (root_dst->send_in_progress) { btrfs_warn_rl(root_dst->fs_info, "cannot deduplicate to root %llu while send operations are using it (%d in progress)", - root_dst->root_key.objectid, + btrfs_root_id(root_dst), root_dst->send_in_progress); spin_unlock(&root_dst->root_item_lock); return -EAGAIN; diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 00f33d8c4bf9..4ba1e21ab8a3 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -754,7 +754,7 @@ static struct btrfs_root *create_reloc_root(struct btrfs_trans_handle *trans, root_key.type = BTRFS_ROOT_ITEM_KEY; root_key.offset = objectid; - if (root->root_key.objectid == objectid) { + if (btrfs_root_id(root) == objectid) { u64 commit_root_gen; /* called by btrfs_init_reloc_root */ @@ -798,7 +798,7 @@ static struct btrfs_root *create_reloc_root(struct btrfs_trans_handle *trans, btrfs_set_root_level(root_item, btrfs_header_level(eb)); btrfs_set_root_generation(root_item, trans->transid); - if (root->root_key.objectid == objectid) { + if (btrfs_root_id(root) == objectid) { btrfs_set_root_refs(root_item, 0); memset(&root_item->drop_progress, 0, sizeof(struct btrfs_disk_key)); @@ -877,7 +877,7 @@ int btrfs_init_reloc_root(struct btrfs_trans_handle *trans, * reloc trees never need their own reloc tree. */ if (!rc->create_reloc_tree || - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) return 0; if (!trans->reloc_reserved) { @@ -885,7 +885,7 @@ int btrfs_init_reloc_root(struct btrfs_trans_handle *trans, trans->block_rsv = rc->block_rsv; clear_rsv = 1; } - reloc_root = create_reloc_root(trans, root, root->root_key.objectid); + reloc_root = create_reloc_root(trans, root, btrfs_root_id(root)); if (clear_rsv) trans->block_rsv = rsv; if (IS_ERR(reloc_root)) @@ -1027,7 +1027,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans, return 0; /* reloc trees always use full backref */ - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) parent = leaf->start; else parent = 0; @@ -1056,7 +1056,7 @@ int replace_file_extents(struct btrfs_trans_handle *trans, * if we are modifying block in fs tree, wait for read_folio * to complete and drop the extent cache */ - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) { + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) { if (first) { inode = btrfs_find_first_inode(root, key.objectid); first = 0; @@ -1108,10 +1108,10 @@ int replace_file_extents(struct btrfs_trans_handle *trans, ref.bytenr = new_bytenr; ref.num_bytes = num_bytes; ref.parent = parent; - ref.owning_root = root->root_key.objectid; + ref.owning_root = btrfs_root_id(root); ref.ref_root = btrfs_header_owner(leaf); btrfs_init_data_ref(&ref, key.objectid, key.offset, - root->root_key.objectid, false); + btrfs_root_id(root), false); ret = btrfs_inc_extent_ref(trans, &ref); if (ret) { btrfs_abort_transaction(trans, ret); @@ -1122,10 +1122,10 @@ int replace_file_extents(struct btrfs_trans_handle *trans, ref.bytenr = bytenr; ref.num_bytes = num_bytes; ref.parent = parent; - ref.owning_root = root->root_key.objectid; + ref.owning_root = btrfs_root_id(root); ref.ref_root = btrfs_header_owner(leaf); btrfs_init_data_ref(&ref, key.objectid, key.offset, - root->root_key.objectid, false); + btrfs_root_id(root), false); ret = btrfs_free_extent(trans, &ref); if (ret) { btrfs_abort_transaction(trans, ret); @@ -1181,8 +1181,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, int ret; int slot; - ASSERT(src->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID); - ASSERT(dest->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); + ASSERT(btrfs_root_id(src) == BTRFS_TREE_RELOC_OBJECTID); + ASSERT(btrfs_root_id(dest) != BTRFS_TREE_RELOC_OBJECTID); last_snapshot = btrfs_root_last_snapshot(&src->root_item); again: @@ -1338,8 +1338,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, ref.bytenr = old_bytenr; ref.num_bytes = blocksize; ref.parent = path->nodes[level]->start; - ref.owning_root = src->root_key.objectid; - ref.ref_root = src->root_key.objectid; + ref.owning_root = btrfs_root_id(src); + ref.ref_root = btrfs_root_id(src); btrfs_init_tree_ref(&ref, level - 1, 0, true); ret = btrfs_inc_extent_ref(trans, &ref); if (ret) { @@ -1351,8 +1351,8 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, ref.bytenr = new_bytenr; ref.num_bytes = blocksize; ref.parent = 0; - ref.owning_root = dest->root_key.objectid; - ref.ref_root = dest->root_key.objectid; + ref.owning_root = btrfs_root_id(dest); + ref.ref_root = btrfs_root_id(dest); btrfs_init_tree_ref(&ref, level - 1, 0, true); ret = btrfs_inc_extent_ref(trans, &ref); if (ret) { @@ -1366,7 +1366,7 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, ref.num_bytes = blocksize; ref.parent = path->nodes[level]->start; ref.owning_root = 0; - ref.ref_root = src->root_key.objectid; + ref.ref_root = btrfs_root_id(src); btrfs_init_tree_ref(&ref, level - 1, 0, true); ret = btrfs_free_extent(trans, &ref); if (ret) { @@ -1380,7 +1380,7 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc, ref.num_bytes = blocksize; ref.parent = 0; ref.owning_root = 0; - ref.ref_root = dest->root_key.objectid; + ref.ref_root = btrfs_root_id(dest); btrfs_init_tree_ref(&ref, level - 1, 0, true); ret = btrfs_free_extent(trans, &ref); if (ret) { @@ -1586,7 +1586,7 @@ static int insert_dirty_subvol(struct btrfs_trans_handle *trans, int ret; /* @root must be a subvolume tree root with a valid reloc tree */ - ASSERT(root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID); + ASSERT(btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID); ASSERT(reloc_root); reloc_root_item = &reloc_root->root_item; @@ -1615,7 +1615,7 @@ static int clean_dirty_subvols(struct reloc_control *rc) list_for_each_entry_safe(root, next, &rc->dirty_subvol_roots, reloc_dirty_list) { - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) { + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) { /* Merged subvolume, cleanup its reloc root */ struct btrfs_root *reloc_root = root->reloc_root; @@ -1890,13 +1890,13 @@ int prepare_to_merge(struct reloc_control *rc, int err) if (root->reloc_root) { btrfs_err(fs_info, "reloc tree mismatch, root %lld has reloc root key (%lld %u %llu) gen %llu, expect reloc root key (%lld %u %llu) gen %llu", - root->root_key.objectid, - root->reloc_root->root_key.objectid, + btrfs_root_id(root), + btrfs_root_id(root->reloc_root), root->reloc_root->root_key.type, root->reloc_root->root_key.offset, btrfs_root_generation( &root->reloc_root->root_item), - reloc_root->root_key.objectid, + btrfs_root_id(reloc_root), reloc_root->root_key.type, reloc_root->root_key.offset, btrfs_root_generation( @@ -1904,8 +1904,8 @@ int prepare_to_merge(struct reloc_control *rc, int err) } else { btrfs_err(fs_info, "reloc tree mismatch, root %lld has no reloc root, expect reloc root key (%lld %u %llu) gen %llu", - root->root_key.objectid, - reloc_root->root_key.objectid, + btrfs_root_id(root), + btrfs_root_id(reloc_root), reloc_root->root_key.type, reloc_root->root_key.offset, btrfs_root_generation( @@ -2162,7 +2162,7 @@ struct btrfs_root *select_reloc_root(struct btrfs_trans_handle *trans, return ERR_PTR(-EUCLEAN); } - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID) { + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID) { ret = record_reloc_root_in_trans(trans, root); if (ret) return ERR_PTR(ret); @@ -2269,7 +2269,7 @@ struct btrfs_root *select_one_root(struct btrfs_backref_node *node) if (!test_bit(BTRFS_ROOT_SHAREABLE, &root->state)) return root; - if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) + if (btrfs_root_id(root) != BTRFS_TREE_RELOC_OBJECTID) fs_root = root; if (next != node) @@ -2495,7 +2495,7 @@ static int do_relocation(struct btrfs_trans_handle *trans, btrfs_mark_buffer_dirty(trans, upper->eb); btrfs_init_tree_ref(&ref, node->level, - root->root_key.objectid, false); + btrfs_root_id(root), false); ret = btrfs_inc_extent_ref(trans, &ref); if (!ret) ret = btrfs_drop_subtree(trans, root, eb, @@ -4463,7 +4463,7 @@ int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, btrfs_root_last_snapshot(&root->root_item)) first_cow = 1; - if (root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID && + if (btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID && rc->create_reloc_tree) { WARN_ON(!first_cow && level == 0); @@ -4558,7 +4558,7 @@ int btrfs_reloc_post_snapshot(struct btrfs_trans_handle *trans, new_root = pending->snap; reloc_root = create_reloc_root(trans, root->reloc_root, - new_root->root_key.objectid); + btrfs_root_id(new_root)); if (IS_ERR(reloc_root)) return PTR_ERR(reloc_root); diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c index 7007f9e0c972..39a920efd9bc 100644 --- a/fs/btrfs/root-tree.c +++ b/fs/btrfs/root-tree.c @@ -149,7 +149,7 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root btrfs_crit(fs_info, "unable to find root key (%llu %u %llu) in tree %llu", key->objectid, key->type, key->offset, - root->root_key.objectid); + btrfs_root_id(root)); ret = -EUCLEAN; btrfs_abort_transaction(trans, ret); goto out; diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index 342fe5ff0f05..0ff587bf43e0 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -392,9 +392,9 @@ static void inconsistent_snapshot_error(struct send_ctx *sctx, btrfs_err(sctx->send_root->fs_info, "Send: inconsistent snapshot, found %s %s for inode %llu without updated inode item, send root is %llu, parent root is %llu", result_string, what, sctx->cmp_key->objectid, - sctx->send_root->root_key.objectid, + btrfs_root_id(sctx->send_root), (sctx->parent_root ? - sctx->parent_root->root_key.objectid : 0)); + btrfs_root_id(sctx->parent_root) : 0)); } __maybe_unused @@ -1316,9 +1316,9 @@ static int __clone_root_cmp_bsearch(const void *key, const void *elt) u64 root = (u64)(uintptr_t)key; const struct clone_root *cr = elt; - if (root < cr->root->root_key.objectid) + if (root < btrfs_root_id(cr->root)) return -1; - if (root > cr->root->root_key.objectid) + if (root > btrfs_root_id(cr->root)) return 1; return 0; } @@ -1328,9 +1328,9 @@ static int __clone_root_cmp_sort(const void *e1, const void *e2) const struct clone_root *cr1 = e1; const struct clone_root *cr2 = e2; - if (cr1->root->root_key.objectid < cr2->root->root_key.objectid) + if (btrfs_root_id(cr1->root) < btrfs_root_id(cr2->root)) return -1; - if (cr1->root->root_key.objectid > cr2->root->root_key.objectid) + if (btrfs_root_id(cr1->root) > btrfs_root_id(cr2->root)) return 1; return 0; } @@ -1778,7 +1778,7 @@ static int read_symlink(struct btrfs_root *root, */ btrfs_err(root->fs_info, "Found empty symlink inode %llu at root %llu", - ino, root->root_key.objectid); + ino, btrfs_root_id(root)); ret = -EIO; goto out; } @@ -2532,7 +2532,7 @@ static int send_subvol_begin(struct send_ctx *sctx) return -ENOMEM; } - key.objectid = send_root->root_key.objectid; + key.objectid = btrfs_root_id(send_root); key.type = BTRFS_ROOT_BACKREF_KEY; key.offset = 0; @@ -2548,7 +2548,7 @@ static int send_subvol_begin(struct send_ctx *sctx) leaf = path->nodes[0]; btrfs_item_key_to_cpu(leaf, &key, path->slots[0]); if (key.type != BTRFS_ROOT_BACKREF_KEY || - key.objectid != send_root->root_key.objectid) { + key.objectid != btrfs_root_id(send_root)) { ret = -ENOENT; goto out; } @@ -5318,7 +5318,7 @@ static int put_file_data(struct send_ctx *sctx, u64 offset, u32 len) btrfs_err(fs_info, "send: IO error at offset %llu for inode %llu root %llu", folio_pos(folio), sctx->cur_ino, - sctx->send_root->root_key.objectid); + btrfs_root_id(sctx->send_root)); folio_put(folio); ret = -EIO; break; @@ -5389,7 +5389,7 @@ static int send_clone(struct send_ctx *sctx, btrfs_debug(sctx->send_root->fs_info, "send_clone offset=%llu, len=%d, clone_root=%llu, clone_inode=%llu, clone_offset=%llu", - offset, len, clone_root->root->root_key.objectid, + offset, len, btrfs_root_id(clone_root->root), clone_root->ino, clone_root->offset); p = fs_path_alloc(); @@ -7338,7 +7338,7 @@ static int search_key_again(const struct send_ctx *sctx, "send: key (%llu %u %llu) not found in %s root %llu, lowest_level %d, slot %d", key->objectid, key->type, key->offset, (root == sctx->parent_root ? "parent" : "send"), - root->root_key.objectid, path->lowest_level, + btrfs_root_id(root), path->lowest_level, path->slots[path->lowest_level]); return -EUCLEAN; } @@ -8072,7 +8072,7 @@ static void btrfs_root_dec_send_in_progress(struct btrfs_root* root) if (root->send_in_progress < 0) btrfs_err(root->fs_info, "send_in_progress unbalanced %d root %llu", - root->send_in_progress, root->root_key.objectid); + root->send_in_progress, btrfs_root_id(root)); spin_unlock(&root->root_item_lock); } @@ -8080,7 +8080,7 @@ static void dedupe_in_progress_warn(const struct btrfs_root *root) { btrfs_warn_rl(root->fs_info, "cannot use root %llu for send while deduplications on it are in progress (%d in progress)", - root->root_key.objectid, root->dedupe_in_progress); + btrfs_root_id(root), root->dedupe_in_progress); } long btrfs_ioctl_send(struct inode *inode, struct btrfs_ioctl_send_args *arg) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 7e44ccaf348f..f0ce75df4e48 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1098,9 +1098,9 @@ static int btrfs_show_options(struct seq_file *seq, struct dentry *dentry) if (btrfs_test_opt(info, REF_VERIFY)) seq_puts(seq, ",ref_verify"); seq_printf(seq, ",subvolid=%llu", - BTRFS_I(d_inode(dentry))->root->root_key.objectid); + btrfs_root_id(BTRFS_I(d_inode(dentry))->root)); subvol_name = btrfs_get_subvol_name_from_objectid(info, - BTRFS_I(d_inode(dentry))->root->root_key.objectid); + btrfs_root_id(BTRFS_I(d_inode(dentry))->root)); if (!IS_ERR(subvol_name)) { seq_puts(seq, ",subvol="); seq_escape(seq, subvol_name, " \t\n\\"); @@ -1152,7 +1152,7 @@ static struct dentry *mount_subvol(const char *subvol_name, u64 subvol_objectid, struct super_block *s = root->d_sb; struct btrfs_fs_info *fs_info = btrfs_sb(s); struct inode *root_inode = d_inode(root); - u64 root_objectid = BTRFS_I(root_inode)->root->root_key.objectid; + u64 root_objectid = btrfs_root_id(BTRFS_I(root_inode)->root); ret = 0; if (!is_subvolume_inode(root_inode)) { @@ -1775,9 +1775,9 @@ static int btrfs_statfs(struct dentry *dentry, struct kstatfs *buf) buf->f_fsid.val[1] = be32_to_cpu(fsid[1]) ^ be32_to_cpu(fsid[3]); /* Mask in the root object ID too, to disambiguate subvols */ buf->f_fsid.val[0] ^= - BTRFS_I(d_inode(dentry))->root->root_key.objectid >> 32; + btrfs_root_id(BTRFS_I(d_inode(dentry))->root) >> 32; buf->f_fsid.val[1] ^= - BTRFS_I(d_inode(dentry))->root->root_key.objectid; + btrfs_root_id(BTRFS_I(d_inode(dentry))->root); return 0; } diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index df2e58aa824a..8a82df2f9627 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -426,7 +426,7 @@ static int record_root_in_trans(struct btrfs_trans_handle *trans, return 0; } radix_tree_tag_set(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid, + (unsigned long) btrfs_root_id(root), BTRFS_ROOT_TRANS_TAG); spin_unlock(&fs_info->fs_roots_radix_lock); root->last_trans = trans->transid; @@ -472,7 +472,7 @@ void btrfs_add_dropped_root(struct btrfs_trans_handle *trans, /* Make sure we don't try to update the root at commit time */ spin_lock(&fs_info->fs_roots_radix_lock); radix_tree_tag_clear(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid, + (unsigned long) btrfs_root_id(root), BTRFS_ROOT_TRANS_TAG); spin_unlock(&fs_info->fs_roots_radix_lock); } @@ -550,7 +550,7 @@ static inline bool need_reserve_reloc_root(struct btrfs_root *root) if (!fs_info->reloc_ctl || !test_bit(BTRFS_ROOT_SHAREABLE, &root->state) || - root->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID || + btrfs_root_id(root) == BTRFS_TREE_RELOC_OBJECTID || root->reloc_root) return false; @@ -1229,7 +1229,7 @@ int btrfs_wait_tree_log_extents(struct btrfs_root *log_root, int mark) bool errors = false; int err; - ASSERT(log_root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); + ASSERT(btrfs_root_id(log_root) == BTRFS_TREE_LOG_OBJECTID); err = __btrfs_wait_marked_extents(fs_info, dirty_pages); if ((mark & EXTENT_DIRTY) && @@ -1492,7 +1492,7 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) ASSERT(atomic_read(&root->log_commit[1]) == 0); radix_tree_tag_clear(&fs_info->fs_roots_radix, - (unsigned long)root->root_key.objectid, + (unsigned long) btrfs_root_id(root), BTRFS_ROOT_TRANS_TAG); btrfs_qgroup_free_meta_all_pertrans(root); spin_unlock(&fs_info->fs_roots_radix_lock); @@ -1583,8 +1583,8 @@ static int qgroup_account_snapshot(struct btrfs_trans_handle *trans, goto out; /* Now qgroup are all updated, we can inherit it to new qgroups */ - ret = btrfs_qgroup_inherit(trans, src->root_key.objectid, dst_objectid, - parent->root_key.objectid, inherit); + ret = btrfs_qgroup_inherit(trans, btrfs_root_id(src), dst_objectid, + btrfs_root_id(parent), inherit); if (ret < 0) goto out; @@ -1822,7 +1822,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, * insert root back/forward references */ ret = btrfs_add_root_ref(trans, objectid, - parent_root->root_key.objectid, + btrfs_root_id(parent_root), btrfs_ino(BTRFS_I(parent_inode)), index, &fname.disk_name); if (ret) { @@ -1855,8 +1855,8 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, ret = qgroup_account_snapshot(trans, root, parent_root, pending->inherit, objectid); else if (btrfs_qgroup_mode(fs_info) == BTRFS_QGROUP_MODE_SIMPLE) - ret = btrfs_qgroup_inherit(trans, root->root_key.objectid, objectid, - parent_root->root_key.objectid, pending->inherit); + ret = btrfs_qgroup_inherit(trans, btrfs_root_id(root), objectid, + btrfs_root_id(parent_root), pending->inherit); if (ret < 0) goto fail; @@ -2623,7 +2623,7 @@ int btrfs_clean_one_deleted_snapshot(struct btrfs_fs_info *fs_info) list_del_init(&root->root_list); spin_unlock(&fs_info->trans_lock); - btrfs_debug(fs_info, "cleaner removing %llu", root->root_key.objectid); + btrfs_debug(fs_info, "cleaner removing %llu", btrfs_root_id(root)); btrfs_kill_all_delayed_nodes(root); diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 1c7efb7c2160..a4e73081d477 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -391,7 +391,7 @@ static int overwrite_item(struct btrfs_trans_handle *trans, * the leaf before writing into the log tree. See the comments at * copy_items() for more details. */ - ASSERT(root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID); + ASSERT(btrfs_root_id(root) != BTRFS_TREE_LOG_OBJECTID); item_size = btrfs_item_size(eb, slot); src_ptr = btrfs_item_ptr_offset(eb, slot); @@ -765,8 +765,8 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, .action = BTRFS_ADD_DELAYED_REF, .bytenr = ins.objectid, .num_bytes = ins.offset, - .owning_root = root->root_key.objectid, - .ref_root = root->root_key.objectid, + .owning_root = btrfs_root_id(root), + .ref_root = btrfs_root_id(root), }; btrfs_init_data_ref(&ref, key->objectid, offset, 0, false); @@ -779,7 +779,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans, * allocation tree */ ret = btrfs_alloc_logged_file_extent(trans, - root->root_key.objectid, + btrfs_root_id(root), key->objectid, offset, &ins); if (ret) goto out; @@ -3047,7 +3047,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, if (ret != -ENOSPC) btrfs_err(fs_info, "failed to update log for root %llu ret %d", - root->root_key.objectid, ret); + btrfs_root_id(root), ret); btrfs_wait_tree_log_extents(log, mark); mutex_unlock(&log_root_tree->log_mutex); goto out; diff --git a/fs/btrfs/tree-mod-log.c b/fs/btrfs/tree-mod-log.c index 43b3accbed7a..fa45b5fb9683 100644 --- a/fs/btrfs/tree-mod-log.c +++ b/fs/btrfs/tree-mod-log.c @@ -1004,7 +1004,7 @@ struct extent_buffer *btrfs_get_old_root(struct btrfs_root *root, u64 time_seq) free_extent_buffer(eb_root); check.level = level; - check.owner_root = root->root_key.objectid; + check.owner_root = btrfs_root_id(root); old = read_tree_block(fs_info, logical, &check); if (WARN_ON(IS_ERR(old) || !extent_buffer_uptodate(old))) {
A comment from Filipe on one of my previous cleanups brought my attention to a new helper we have for getting the root id of a root, which makes it easier to read in the code. The changes where made with the following Coccinelle semantic patch: // <smpl> @@ expression E,E1; @@ ( E->root_key.objectid = E1 | - E->root_key.objectid + btrfs_root_id(E) ) // </smpl> Signed-off-by: Josef Bacik <josef@toxicpanda.com> --- fs/btrfs/backref.c | 8 +++--- fs/btrfs/block-rsv.c | 10 +++---- fs/btrfs/compression.c | 2 +- fs/btrfs/ctree.c | 36 ++++++++++++------------ fs/btrfs/defrag.c | 2 +- fs/btrfs/delayed-inode.c | 2 +- fs/btrfs/disk-io.c | 36 ++++++++++++------------ fs/btrfs/export.c | 8 +++--- fs/btrfs/extent-tree.c | 50 ++++++++++++++++----------------- fs/btrfs/file-item.c | 10 +++---- fs/btrfs/file.c | 22 +++++++-------- fs/btrfs/inode-item.c | 4 +-- fs/btrfs/inode.c | 58 +++++++++++++++++++------------------- fs/btrfs/ioctl.c | 20 +++++++------- fs/btrfs/locking.c | 2 +- fs/btrfs/ordered-data.c | 2 +- fs/btrfs/props.c | 2 +- fs/btrfs/qgroup.c | 26 ++++++++--------- fs/btrfs/reflink.c | 2 +- fs/btrfs/relocation.c | 60 ++++++++++++++++++++-------------------- fs/btrfs/root-tree.c | 2 +- fs/btrfs/send.c | 28 +++++++++---------- fs/btrfs/super.c | 10 +++---- fs/btrfs/transaction.c | 22 +++++++-------- fs/btrfs/tree-log.c | 10 +++---- fs/btrfs/tree-mod-log.c | 2 +- 26 files changed, 218 insertions(+), 218 deletions(-)