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nvme-fc: release io queues to allow fast fail

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Rather than leaving io queues quiesced after tearing down an association,
restart them. This allows ios to be replayed, with fastfail ios terminating
and non-fastfail getting into loops of retry.

This follows rdma's lead.

Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Sagi Grimberg <sagi@grimber.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
James Smart 2018-06-20 07:44:12 -07:00 committed by Christoph Hellwig
parent d68a90e148
commit 02d62a8bc4
1 changed files with 3 additions and 3 deletions
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6
drivers/nvme/host/fc.c
View file

@ -2790,6 +2790,9 @@ nvme_fc_delete_association(struct nvme_fc_ctrl *ctrl)
/* re-enable the admin_q so anything new can fast fail */
blk_mq_unquiesce_queue(ctrl->ctrl.admin_q);
/* resume the io queues so that things will fast fail */
nvme_start_queues(&ctrl->ctrl);
nvme_fc_ctlr_inactive_on_rport(ctrl);
}
@ -2804,9 +2807,6 @@ nvme_fc_delete_ctrl(struct nvme_ctrl *nctrl)
* waiting for io to terminate
*/
nvme_fc_delete_association(ctrl);
/* resume the io queues so that things will fast fail */
nvme_start_queues(nctrl);
}
static void