[PATCH 05/12] btrfs: remove useless mutex lock/unlock sequences

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Signed-off-by: David Sterba <dsterba@xxxxxxx>
---
 fs/btrfs/extent-tree.c |    6 ------
 1 files changed, 0 insertions(+), 6 deletions(-)

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 31f33ba..c97ceab 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -756,8 +756,6 @@ again:
 
 			btrfs_release_path(root->fs_info->extent_root, path);
 
-			mutex_lock(&head->mutex);
-			mutex_unlock(&head->mutex);
 			btrfs_put_delayed_ref(&head->node);
 			goto again;
 		}
@@ -2297,8 +2295,6 @@ again:
 				atomic_inc(&ref->refs);
 
 				spin_unlock(&delayed_refs->lock);
-				mutex_lock(&head->mutex);
-				mutex_unlock(&head->mutex);
 
 				btrfs_put_delayed_ref(ref);
 				cond_resched();
@@ -2363,8 +2359,6 @@ static noinline int check_delayed_ref(struct btrfs_trans_handle *trans,
 
 		btrfs_release_path(root->fs_info->extent_root, path);
 
-		mutex_lock(&head->mutex);
-		mutex_unlock(&head->mutex);
 		btrfs_put_delayed_ref(&head->node);
 		return -EAGAIN;
 	}
-- 
1.7.5.rc3

--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Filesystem Development]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux