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nvme-fc: restart admin queue if the caller needs to restart queue 

Without restarting admin queue in __nvme_fc_abort_outstanding_ios(),
it leaves controller not capable of handling admin pt request, and
causes io hang.

Fixes it by restarting admin queue if the caller of __nvme_fc_abort_outstanding_ios
requires to restart queue.

Signed-off-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: James Smart <jsmart2021@gmail.com>
Tested-by: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Ming Lei 2022-07-21 08:33:58 +08:00 committed by Christoph Hellwig
parent fa9db655d0
commit 6fb271f1bc
1 changed files with 2 additions and 0 deletions
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2
drivers/nvme/host/fc.c
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@ -2533,6 +2533,8 @@ __nvme_fc_abort_outstanding_ios(struct nvme_fc_ctrl *ctrl, bool start_queues)
blk_mq_tagset_busy_iter(&ctrl->admin_tag_set,
nvme_fc_terminate_exchange, &ctrl->ctrl);
blk_mq_tagset_wait_completed_request(&ctrl->admin_tag_set);
if (start_queues)
nvme_start_admin_queue(&ctrl->ctrl);
}
static void