btrfs: raid56: add new helper for starting async work

Add helper that schedules a given function to run on the rmw workqueue. This will replace several standalone helpers. Signed-off-by: David Sterba <[email protected]>
olifre · Aug 6, 2018 · ac63885 · ac63885
1 parent ebcc326
commit ac63885
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c
@@ -174,6 +174,12 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio,
 					 int need_check);
 static void async_scrub_parity(struct btrfs_raid_bio *rbio);
 
+static void start_async_work(struct btrfs_raid_bio *rbio, btrfs_func_t work_func)
+{
+	btrfs_init_work(&rbio->work, btrfs_rmw_helper, work_func, NULL, NULL);
+	btrfs_queue_work(rbio->fs_info->rmw_workers, &rbio->work);
+}
+
 /*
  * the stripe hash table is used for locking, and to collect
  * bios in hopes of making a full stripe