diff options
Diffstat (limited to 'drivers/md/bcache/super.c')
| -rw-r--r-- | drivers/md/bcache/super.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 40d857e690f9..8a12a8313367 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1231,8 +1231,6 @@ static void cached_dev_free(struct closure *cl) { struct cached_dev *dc = container_of(cl, struct cached_dev, disk.cl); - mutex_lock(&bch_register_lock); - if (test_and_clear_bit(BCACHE_DEV_WB_RUNNING, &dc->disk.flags)) cancel_writeback_rate_update_dwork(dc); @@ -1243,6 +1241,8 @@ static void cached_dev_free(struct closure *cl) if (!IS_ERR_OR_NULL(dc->status_update_thread)) kthread_stop(dc->status_update_thread); + mutex_lock(&bch_register_lock); + if (atomic_read(&dc->running)) bd_unlink_disk_holder(dc->bdev, dc->disk.disk); bcache_device_free(&dc->disk); |