A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-29 03:01:39 -04:00
Code Issues Projects Releases Packages Wiki Activity

Btrfs: make sure we cleanup all reloc roots if error happens

Browse source 
I hit an oops when merging reloc roots fails, the reason is that
new reloc roots may be added and we should make sure we cleanup
all reloc roots.

Signed-off-by: Wang Shilong <[email protected]>
Signed-off-by: Chris Mason <[email protected]>
This commit is contained in:
Wang Shilong 2013-12-11 19:29:52 +08:00 • committed by Chris Mason
commit 467bb1d27c
1 changed files with 7 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

7
fs/btrfs/relocation.c
View file

@ -2409,6 +2409,13 @@ out:
btrfs_std_error(root->fs_info, ret);
if (!list_empty(&reloc_roots))
free_reloc_roots(&reloc_roots);
/* new reloc root may be added */
mutex_lock(&root->fs_info->reloc_mutex);
list_splice_init(&rc->reloc_roots, &reloc_roots);
mutex_unlock(&root->fs_info->reloc_mutex);
if (!list_empty(&reloc_roots))
free_reloc_roots(&reloc_roots);
}
BUG_ON(!RB_EMPTY_ROOT(&rc->reloc_root_tree.rb_root));