diff options
Diffstat (limited to 'block/mq-deadline-main.c')
| -rw-r--r-- | block/mq-deadline-main.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/block/mq-deadline-main.c b/block/mq-deadline-main.c index 4815e536091f..9db6da9ef4c6 100644 --- a/block/mq-deadline-main.c +++ b/block/mq-deadline-main.c @@ -719,6 +719,7 @@ static void dd_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq, struct dd_per_prio *per_prio; enum dd_prio prio; struct dd_blkcg *blkcg; + LIST_HEAD(free); lockdep_assert_held(&dd->lock); @@ -742,8 +743,10 @@ static void dd_insert_request(struct blk_mq_hw_ctx *hctx, struct request *rq, WARN_ON_ONCE(rq->elv.priv[0]); rq->elv.priv[0] = blkcg; - if (blk_mq_sched_try_insert_merge(q, rq)) + if (blk_mq_sched_try_insert_merge(q, rq, &free)) { + blk_mq_free_requests(&free); return; + } trace_block_rq_insert(rq); |