From: Israel Rukshin <israelr@mellanox.com>
Date: Wed, 18 Oct 2017 12:38:26 +0000
Subject: nvme-loop: Add BLK_MQ_F_NO_SCHED flag to admin tag set
Patch-mainline: v4.15-rc1
Git-commit: 86f36b9c6c6cda28c86ead09323f55018e5e64df
References: FATE#323952, FATE#322506

This flag is useful for admin queues that aren't used for normal IO.

Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
 drivers/nvme/target/loop.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/nvme/target/loop.c
+++ b/drivers/nvme/target/loop.c
@@ -365,6 +365,7 @@ static int nvme_loop_configure_admin_que
 	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;
 
 	ctrl->queues[0].ctrl = ctrl;
 	error = nvmet_sq_init(&ctrl->queues[0].nvme_sq);