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path: root/drivers/block/null_blk.c
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Diffstat (limited to 'drivers/block/null_blk.c')
-rw-r--r--drivers/block/null_blk.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index 8162475d96b5..09e3c0d87ecc 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -219,6 +219,9 @@ static void end_cmd(struct nullb_cmd *cmd)
{
struct request_queue *q = NULL;
+ if (cmd->rq)
+ q = cmd->rq->q;
+
switch (queue_mode) {
case NULL_Q_MQ:
blk_mq_end_request(cmd->rq, 0);
@@ -229,23 +232,19 @@ static void end_cmd(struct nullb_cmd *cmd)
break;
case NULL_Q_BIO:
bio_endio(cmd->bio);
- goto free_cmd;
+ break;
}
- if (cmd->rq)
- q = cmd->rq->q;
+ free_cmd(cmd);
/* Restart queue if needed, as we are freeing a tag */
- if (q && !q->mq_ops && blk_queue_stopped(q)) {
+ if (queue_mode == NULL_Q_RQ && blk_queue_stopped(q)) {
unsigned long flags;
spin_lock_irqsave(q->queue_lock, flags);
- if (blk_queue_stopped(q))
- blk_start_queue(q);
+ blk_start_queue_async(q);
spin_unlock_irqrestore(q->queue_lock, flags);
}
-free_cmd:
- free_cmd(cmd);
}
static enum hrtimer_restart null_cmd_timer_expired(struct hrtimer *timer)