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From: James Smart <jsmart2021@gmail.com>
Date: Wed, 13 Jun 2018 14:07:36 -0700
Subject: [PATCH] nvme-fc: remove reinit_request routine
References: bsc#1098706
Git-commit: 587331f71e2748371526597cafc72e5732c67e88
Patch-mainline: v4.18-rc1

The reinit_request routine is not necessary. Remove support for the
op callback.

As all that nvme_reinit_tagset() does is itterate and call the
reinit routine, it too has no purpose. Remove the call.

Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
 drivers/nvme/host/fc.c | 20 --------------------
 1 file changed, 20 deletions(-)

diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index 0794f2707a9a..921011676b0f 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -1475,21 +1475,6 @@ nvme_fc_xmt_disconnect_assoc(struct nvme_fc_ctrl *ctrl)
 
 static void nvme_fc_error_recovery(struct nvme_fc_ctrl *ctrl, char *errmsg);
 
-static int
-nvme_fc_reinit_request(void *data, struct request *rq)
-{
-	struct nvme_fc_fcp_op *op = blk_mq_rq_to_pdu(rq);
-	struct nvme_fc_cmd_iu *cmdiu = &op->cmd_iu;
-
-	memset(cmdiu, 0, sizeof(*cmdiu));
-	cmdiu->scsi_id = NVME_CMD_SCSI_ID;
-	cmdiu->fc_id = NVME_CMD_FC_ID;
-	cmdiu->iu_len = cpu_to_be16(sizeof(*cmdiu) / sizeof(u32));
-	memset(&op->rsp_iu, 0, sizeof(op->rsp_iu));
-
-	return 0;
-}
-
 static void
 __nvme_fc_exit_request(struct nvme_fc_ctrl *ctrl,
 		struct nvme_fc_fcp_op *op)
@@ -2515,10 +2500,6 @@ nvme_fc_reinit_io_queues(struct nvme_fc_ctrl *ctrl)
 
 	nvme_fc_init_io_queues(ctrl);
 
-	ret = nvme_reinit_tagset(&ctrl->ctrl, ctrl->ctrl.tagset);
-	if (ret)
-		goto out_free_io_queues;
-
 	ret = nvme_fc_create_hw_io_queues(ctrl, ctrl->ctrl.sqsize + 1);
 	if (ret)
 		goto out_free_io_queues;
@@ -2929,7 +2910,6 @@ static const struct nvme_ctrl_ops nvme_fc_ctrl_ops = {
 	.submit_async_event	= nvme_fc_submit_async_event,
 	.delete_ctrl		= nvme_fc_delete_ctrl,
 	.get_address		= nvmf_get_address,
-	.reinit_request		= nvme_fc_reinit_request,
 };
 
 static void
-- 
2.12.3