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authorJosef Bacik <jbacik@fusionio.com>2013-03-26 15:26:55 -0400
committerJosef Bacik <jbacik@fusionio.com>2013-03-28 09:51:27 -0400
commit6e137ed3f30574f314733d4b7a86ea6523232b14 (patch)
treeb3ecd59c91104f4f236a92dbe98236d42dc70ce2 /fs
parentf4881bc7a83eff263789dd524b7c269d138d4af5 (diff)
downloadvexpress-lsk-6e137ed3f30574f314733d4b7a86ea6523232b14.tar.gz
Btrfs: fix space accounting for unlink and rename
We are way over-reserving for unlink and rename. Rename is just some random huge number and unlink accounts for tree log operations that don't actually happen during unlink, not to mention the tree log doesn't take from the trans block rsv anyway so it's completely useless. Thanks, Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/inode.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 6a6e13c5308..8cab424c75f 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -3693,11 +3693,9 @@ static struct btrfs_trans_handle *__unlink_start_trans(struct inode *dir,
* 1 for the dir item
* 1 for the dir index
* 1 for the inode ref
- * 1 for the inode ref in the tree log
- * 2 for the dir entries in the log
* 1 for the inode
*/
- trans = btrfs_start_transaction(root, 8);
+ trans = btrfs_start_transaction(root, 5);
if (!IS_ERR(trans) || PTR_ERR(trans) != -ENOSPC)
return trans;
@@ -8141,7 +8139,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
* inodes. So 5 * 2 is 10, plus 1 for the new link, so 11 total items
* should cover the worst case number of items we'll modify.
*/
- trans = btrfs_start_transaction(root, 20);
+ trans = btrfs_start_transaction(root, 11);
if (IS_ERR(trans)) {
ret = PTR_ERR(trans);
goto out_notrans;