@@ -5345,7 +5345,7 @@ int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
if (root->fs_info->quota_enabled) {
/* One for parent inode, two for dir entries */
num_bytes = 3 * root->nodesize;
- ret = btrfs_qgroup_reserve(root, num_bytes);
+ ret = btrfs_qgroup_reserve_meta(root, num_bytes);
if (ret)
return ret;
} else {
@@ -5363,10 +5363,8 @@ int btrfs_subvolume_reserve_metadata(struct btrfs_root *root,
if (ret == -ENOSPC && use_global_rsv)
ret = btrfs_block_rsv_migrate(global_rsv, rsv, num_bytes);
- if (ret) {
- if (*qgroup_reserved)
- btrfs_qgroup_free(root, *qgroup_reserved);
- }
+ if (ret && *qgroup_reserved)
+ btrfs_qgroup_free_meta(root, *qgroup_reserved);
return ret;
}
@@ -5527,15 +5525,15 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes)
spin_unlock(&BTRFS_I(inode)->lock);
if (root->fs_info->quota_enabled) {
- ret = btrfs_qgroup_reserve(root, nr_extents * root->nodesize);
+ ret = btrfs_qgroup_reserve_meta(root,
+ nr_extents * root->nodesize);
if (ret)
goto out_fail;
}
ret = reserve_metadata_bytes(root, block_rsv, to_reserve, flush);
if (unlikely(ret)) {
- if (root->fs_info->quota_enabled)
- btrfs_qgroup_free(root, nr_extents * root->nodesize);
+ btrfs_qgroup_free_meta(root, nr_extents * root->nodesize);
goto out_fail;
}
@@ -478,13 +478,10 @@ start_transaction(struct btrfs_root *root, u64 num_items, unsigned int type,
* the appropriate flushing if need be.
*/
if (num_items > 0 && root != root->fs_info->chunk_root) {
- if (root->fs_info->quota_enabled &&
- is_fstree(root->root_key.objectid)) {
- qgroup_reserved = num_items * root->nodesize;
- ret = btrfs_qgroup_reserve(root, qgroup_reserved);
- if (ret)
- return ERR_PTR(ret);
- }
+ qgroup_reserved = num_items * root->nodesize;
+ ret = btrfs_qgroup_reserve_meta(root, qgroup_reserved);
+ if (ret)
+ return ERR_PTR(ret);
num_bytes = btrfs_calc_trans_metadata_size(root, num_items);
/*
@@ -553,7 +550,6 @@ again:
h->block_rsv = NULL;
h->orig_rsv = NULL;
h->aborted = 0;
- h->qgroup_reserved = 0;
h->delayed_ref_elem.seq = 0;
h->type = type;
h->allocating_chunk = false;
@@ -579,7 +575,6 @@ again:
h->bytes_reserved = num_bytes;
h->reloc_reserved = reloc_reserved;
}
- h->qgroup_reserved = qgroup_reserved;
got_it:
btrfs_record_root_in_trans(h, root);
@@ -597,8 +592,7 @@ alloc_fail:
btrfs_block_rsv_release(root, &root->fs_info->trans_block_rsv,
num_bytes);
reserve_fail:
- if (qgroup_reserved)
- btrfs_qgroup_free(root, qgroup_reserved);
+ btrfs_qgroup_free_meta(root, qgroup_reserved);
return ERR_PTR(ret);
}
@@ -815,15 +809,6 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
must_run_delayed_refs = 2;
}
- if (trans->qgroup_reserved) {
- /*
- * the same root has to be passed here between start_transaction
- * and end_transaction. Subvolume quota depends on this.
- */
- btrfs_qgroup_free(trans->root, trans->qgroup_reserved);
- trans->qgroup_reserved = 0;
- }
-
btrfs_trans_release_metadata(trans, root);
trans->block_rsv = NULL;
@@ -1238,6 +1223,7 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans,
spin_lock(&fs_info->fs_roots_radix_lock);
if (err)
break;
+ btrfs_qgroup_free_meta_all(root);
}
}
spin_unlock(&fs_info->fs_roots_radix_lock);
@@ -1846,10 +1832,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
btrfs_trans_release_metadata(trans, root);
trans->block_rsv = NULL;
- if (trans->qgroup_reserved) {
- btrfs_qgroup_free(root, trans->qgroup_reserved);
- trans->qgroup_reserved = 0;
- }
cur_trans = trans->transaction;
@@ -2202,10 +2184,6 @@ cleanup_transaction:
btrfs_trans_release_metadata(trans, root);
btrfs_trans_release_chunk_metadata(trans);
trans->block_rsv = NULL;
- if (trans->qgroup_reserved) {
- btrfs_qgroup_free(root, trans->qgroup_reserved);
- trans->qgroup_reserved = 0;
- }
btrfs_warn(root->fs_info, "Skipping commit of aborted transaction.");
if (current->journal_info == trans)
current->journal_info = NULL;
@@ -107,7 +107,6 @@ struct btrfs_trans_handle {
u64 transid;
u64 bytes_reserved;
u64 chunk_bytes_reserved;
- u64 qgroup_reserved;
unsigned long use_count;
unsigned long blocks_reserved;
unsigned long blocks_used;
As we have the new metadata reservation functions, use them to replace the old btrfs_qgroup_reserve() call for metadata. Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com> --- v2: None v3: None --- fs/btrfs/extent-tree.c | 14 ++++++-------- fs/btrfs/transaction.c | 34 ++++++---------------------------- fs/btrfs/transaction.h | 1 - 3 files changed, 12 insertions(+), 37 deletions(-)