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-rw-r--r--fs/btrfs/file-item.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index b910694f61ed..a1cb7821becd 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -183,8 +183,10 @@ static int __btrfs_lookup_bio_sums(struct btrfs_root *root,
* read from the commit root and sidestep a nasty deadlock
* between reading the free space cache and updating the csum tree.
*/
- if (btrfs_is_free_space_inode(root, inode))
+ if (btrfs_is_free_space_inode(root, inode)) {
path->search_commit_root = 1;
+ path->skip_locking = 1;
+ }
disk_bytenr = (u64)bio->bi_sector << 9;
if (dio)