diff options
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/null_blk.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c index 77087a29b127..a3b042c4d448 100644 --- a/drivers/block/null_blk.c +++ b/drivers/block/null_blk.c @@ -79,7 +79,7 @@ MODULE_PARM_DESC(home_node, "Home node for the device"); static int queue_mode = NULL_Q_MQ; module_param(queue_mode, int, S_IRUGO); -MODULE_PARM_DESC(use_mq, "Use blk-mq interface (0=bio,1=rq,2=multiqueue)"); +MODULE_PARM_DESC(queue_mode, "Block interface to use (0=bio,1=rq,2=multiqueue)"); static int gb = 250; module_param(gb, int, S_IRUGO); @@ -227,7 +227,10 @@ static void null_cmd_end_timer(struct nullb_cmd *cmd) static void null_softirq_done_fn(struct request *rq) { - end_cmd(blk_mq_rq_to_pdu(rq)); + if (queue_mode == NULL_Q_MQ) + end_cmd(blk_mq_rq_to_pdu(rq)); + else + end_cmd(rq->special); } static inline void null_handle_cmd(struct nullb_cmd *cmd) |