[28/31] btrfs: root->fs_info cleanup, access fs_info->delayed_root directly
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Message ID 1466806524-27508-29-git-send-email-jeffm@suse.com
State Superseded
Headers show

Commit Message

Jeff Mahoney June 24, 2016, 10:15 p.m. UTC
From: Jeff Mahoney <jeffm@suse.com>

This results in btrfs_assert_delayed_root_empty and
btrfs_destroy_delayed_inode taking an fs_info instead of a root.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
---
 fs/btrfs/delayed-inode.c | 23 ++++++-----------------
 fs/btrfs/delayed-inode.h |  4 ++--
 fs/btrfs/disk-io.c       |  8 ++++----
 fs/btrfs/transaction.c   |  2 +-
 4 files changed, 13 insertions(+), 24 deletions(-)

Patch
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diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c
index 370f398..733d7bc 100644
--- a/fs/btrfs/delayed-inode.c
+++ b/fs/btrfs/delayed-inode.c
@@ -72,12 +72,6 @@  static inline int btrfs_is_continuous_delayed_item(
 	return 0;
 }
 
-static inline struct btrfs_delayed_root *btrfs_get_delayed_root(
-							struct btrfs_root *root)
-{
-	return root->fs_info->delayed_root;
-}
-
 static struct btrfs_delayed_node *btrfs_get_delayed_node(struct inode *inode)
 {
 	struct btrfs_inode *btrfs_inode = BTRFS_I(inode);
@@ -1184,7 +1178,7 @@  static int __btrfs_run_delayed_items(struct btrfs_trans_handle *trans,
 	block_rsv = trans->block_rsv;
 	trans->block_rsv = &fs_info->delayed_block_rsv;
 
-	delayed_root = btrfs_get_delayed_root(root);
+	delayed_root = fs_info->delayed_root;
 
 	curr_node = btrfs_first_delayed_node(delayed_root);
 	while (curr_node && (!count || (count && nr--))) {
@@ -1411,11 +1405,9 @@  static int btrfs_wq_run_delayed_node(struct btrfs_delayed_root *delayed_root,
 	return 0;
 }
 
-void btrfs_assert_delayed_root_empty(struct btrfs_root *root)
+void btrfs_assert_delayed_root_empty(struct btrfs_fs_info *fs_info)
 {
-	struct btrfs_delayed_root *delayed_root;
-	delayed_root = btrfs_get_delayed_root(root);
-	WARN_ON(btrfs_first_delayed_node(delayed_root));
+	WARN_ON(btrfs_first_delayed_node(fs_info->delayed_root));
 }
 
 static int could_end_wait(struct btrfs_delayed_root *delayed_root, int seq)
@@ -1436,7 +1428,7 @@  void btrfs_balance_delayed_items(struct btrfs_root *root)
 	struct btrfs_delayed_root *delayed_root;
 	struct btrfs_fs_info *fs_info = root->fs_info;
 
-	delayed_root = btrfs_get_delayed_root(root);
+	delayed_root = fs_info->delayed_root;
 
 	if (atomic_read(&delayed_root->items) < BTRFS_DELAYED_BACKGROUND)
 		return;
@@ -1990,14 +1982,11 @@  void btrfs_kill_all_delayed_nodes(struct btrfs_root *root)
 	}
 }
 
-void btrfs_destroy_delayed_inodes(struct btrfs_root *root)
+void btrfs_destroy_delayed_inodes(struct btrfs_fs_info *fs_info)
 {
-	struct btrfs_delayed_root *delayed_root;
 	struct btrfs_delayed_node *curr_node, *prev_node;
 
-	delayed_root = btrfs_get_delayed_root(root);
-
-	curr_node = btrfs_first_delayed_node(delayed_root);
+	curr_node = btrfs_first_delayed_node(fs_info->delayed_root);
 	while (curr_node) {
 		__btrfs_kill_delayed_node(curr_node);
 
diff --git a/fs/btrfs/delayed-inode.h b/fs/btrfs/delayed-inode.h
index 0167853..67b2153 100644
--- a/fs/btrfs/delayed-inode.h
+++ b/fs/btrfs/delayed-inode.h
@@ -134,7 +134,7 @@  int btrfs_delayed_delete_inode_ref(struct inode *inode);
 void btrfs_kill_all_delayed_nodes(struct btrfs_root *root);
 
 /* Used for clean the transaction */
-void btrfs_destroy_delayed_inodes(struct btrfs_root *root);
+void btrfs_destroy_delayed_inodes(struct btrfs_fs_info *fs_info);
 
 /* Used for readdir() */
 void btrfs_get_delayed_items(struct inode *inode, struct list_head *ins_list,
@@ -151,6 +151,6 @@  int __init btrfs_delayed_inode_init(void);
 void btrfs_delayed_inode_exit(void);
 
 /* for debugging */
-void btrfs_assert_delayed_root_empty(struct btrfs_root *root);
+void btrfs_assert_delayed_root_empty(struct btrfs_fs_info *fs_info);
 
 #endif
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 867a69d..a428e4e3 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4466,8 +4466,8 @@  void btrfs_cleanup_one_transaction(struct btrfs_transaction *cur_trans,
 	cur_trans->state = TRANS_STATE_UNBLOCKED;
 	wake_up(&fs_info->transaction_wait);
 
-	btrfs_destroy_delayed_inodes(root);
-	btrfs_assert_delayed_root_empty(root);
+	btrfs_destroy_delayed_inodes(fs_info);
+	btrfs_assert_delayed_root_empty(fs_info);
 
 	btrfs_destroy_marked_extents(root, &cur_trans->dirty_pages,
 				     EXTENT_DIRTY);
@@ -4528,8 +4528,8 @@  static int btrfs_cleanup_transaction(struct btrfs_root *root)
 	}
 	spin_unlock(&fs_info->trans_lock);
 	btrfs_destroy_all_ordered_extents(fs_info);
-	btrfs_destroy_delayed_inodes(root);
-	btrfs_assert_delayed_root_empty(root);
+	btrfs_destroy_delayed_inodes(fs_info);
+	btrfs_assert_delayed_root_empty(fs_info);
 	btrfs_destroy_pinned_extent(root, fs_info->pinned_extents);
 	btrfs_destroy_all_delalloc_inodes(fs_info);
 	mutex_unlock(&fs_info->transaction_kthread_mutex);
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index ede1bea..a976373 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -2140,7 +2140,7 @@  int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	 * make sure none of the code above managed to slip in a
 	 * delayed item
 	 */
-	btrfs_assert_delayed_root_empty(root);
+	btrfs_assert_delayed_root_empty(fs_info);
 
 	WARN_ON(cur_trans != trans->transaction);