btrfs: remove lock protection for BLOCK_GROUP_FLAG_RELOCATING_REPAIR

Before when this was modifying the bit field we had to protect it with
the bg->lock, however now we're using bit helpers so we can stop
using the bg->lock.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 4d03d2f47dc381576e0384405d974c06d61f612b..fb195a0a87da2c56fc3b6f2388a8e36094040f39 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -8279,13 +8279,10 @@ bool btrfs_repair_one_zone(struct btrfs_fs_info *fs_info, u64 logical)
        if (!cache)
                return true;
 
-       spin_lock(&cache->lock);
        if (test_and_set_bit(BLOCK_GROUP_FLAG_RELOCATING_REPAIR, &cache->runtime_flags)) {
-               spin_unlock(&cache->lock);
                btrfs_put_block_group(cache);
                return true;
        }
-       spin_unlock(&cache->lock);
 
        kthread_run(relocating_repair_kthread, cache,
                    "btrfs-relocating-repair");