summary refs log tree commit diff
path: root/fs
diff options
context:
space:
mode:
authorIlya Dryomov <idryomov@gmail.com>2013-11-03 19:06:40 +0200
committerChris Mason <chris.mason@fusionio.com>2013-11-20 20:42:11 -0500
commitba69994a40b242bef26ab2683ea84aa29e2e429f (patch)
tree9a2b0597ce5668821472606355f41cee8fd10f05 /fs
parent908960c6c0fb3b3ce3971dc0ca47b581d256b968 (diff)
downloadlinux-ba69994a40b242bef26ab2683ea84aa29e2e429f.tar.gz
Btrfs: fix __btrfs_start_workers retval
__btrfs_start_workers returns 0 in case it raced with
btrfs_stop_workers and lost the race.  This is wrong because worker in
this case is not allowed to start and is in fact destroyed.  Return
-EINVAL instead.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/btrfs/async-thread.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index 8aec751fa464..c1e0b0caf9cc 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -495,6 +495,7 @@ static int __btrfs_start_workers(struct btrfs_workers *workers)
 	spin_lock_irq(&workers->lock);
 	if (workers->stopping) {
 		spin_unlock_irq(&workers->lock);
+		ret = -EINVAL;
 		goto fail_kthread;
 	}
 	list_add_tail(&worker->worker_list, &workers->idle_list);