diff options
| -rw-r--r-- | block/blk-core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index d768a8ddc17..37fba001bdc 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -436,6 +436,14 @@ void blk_put_queue(struct request_queue *q) void blk_cleanup_queue(struct request_queue *q) { + /* + * We know we have process context here, so we can be a little + * cautious and ensure that pending block actions on this device + * are done before moving on. Going into this function, we should + * not have processes doing IO to this device. + */ + blk_sync_queue(q); + mutex_lock(&q->sysfs_lock); queue_flag_set_unlocked(QUEUE_FLAG_DEAD, q); mutex_unlock(&q->sysfs_lock); |