From: Israel Rukshin Date: Wed, 18 Oct 2017 12:38:25 +0000 (+0000) Subject: nvme-fc: Add BLK_MQ_F_NO_SCHED flag to admin tag set X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5a22e2bf44fb311e5a6bfec6ed5680199d6e162a;p=linux.git nvme-fc: Add BLK_MQ_F_NO_SCHED flag to admin tag set Since commit b86dd81 "block: get rid of blk-mq default scheduler choice Kconfig entries", when setting nr_hw_queues to 1 the admin tag set uses mq-deadline scheduler. This flag is useful for admin queues that aren't used for normal IO. Signed-off-by: Israel Rukshin Reviewed-by: Max Gurtovoy Reviewed-by: Sagi Grimberg Reviewed-by: James Smart Signed-off-by: Christoph Hellwig --- diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 372a0685b12a6..0d0e898912add 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2853,6 +2853,7 @@ nvme_fc_init_ctrl(struct device *dev, struct nvmf_ctrl_options *opts, ctrl->admin_tag_set.driver_data = ctrl; ctrl->admin_tag_set.nr_hw_queues = 1; ctrl->admin_tag_set.timeout = ADMIN_TIMEOUT; + ctrl->admin_tag_set.flags = BLK_MQ_F_NO_SCHED; ret = blk_mq_alloc_tag_set(&ctrl->admin_tag_set); if (ret)