[PATCH 1/2] blk-mq-sched: Allocate sched reserved tags as specified in the original queue tagset
From: Sagi Grimberg <sagi@grimberg.me>
Date: 2017-02-27 15:36:20
Also in:
linux-nvme
Subsystem:
block layer, the rest · Maintainers:
Jens Axboe, Linus Torvalds
Signed-off-by: Sagi Grimberg <sagi@grimberg.me> --- block/blk-mq-sched.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
index 98c7b061781e..46ca965fff5c 100644
--- a/block/blk-mq-sched.c
+++ b/block/blk-mq-sched.c@@ -454,7 +454,8 @@ int blk_mq_sched_setup(struct request_queue *q) */ ret = 0; queue_for_each_hw_ctx(q, hctx, i) { - hctx->sched_tags = blk_mq_alloc_rq_map(set, i, q->nr_requests, 0); + hctx->sched_tags = blk_mq_alloc_rq_map(set, i, + q->nr_requests, set->reserved_tags); if (!hctx->sched_tags) { ret = -ENOMEM; break;
--
2.7.4