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nvme: remove handling of multiple AEN requests

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The driver can handle tracking only one AEN request, so this patch
removes handling for multiple ones.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: James Smart  <james.smart@broadcom.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Keith Busch
2017-11-07 15:13:12 -07:00
committed by Jens Axboe
parent 08e1507544
commit ad22c355b7
6 changed files with 11 additions and 40 deletions
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9
drivers/nvme/host/fc.c
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@@ -2382,7 +2382,7 @@ nvme_fc_poll(struct blk_mq_hw_ctx *hctx, unsigned int tag)
}
static void
nvme_fc_submit_async_event(struct nvme_ctrl *arg, int aer_idx)
nvme_fc_submit_async_event(struct nvme_ctrl *arg)
{
struct nvme_fc_ctrl *ctrl = to_fc_ctrl(arg);
struct nvme_fc_fcp_op *aen_op;
@@ -2390,9 +2390,6 @@ nvme_fc_submit_async_event(struct nvme_ctrl *arg, int aer_idx)
bool terminating = false;
blk_status_t ret;
if (aer_idx > NVME_NR_AEN_COMMANDS)
return;
spin_lock_irqsave(&ctrl->lock, flags);
if (ctrl->flags & FCCTRL_TERMIO)
terminating = true;
@@ -2401,13 +2398,13 @@ nvme_fc_submit_async_event(struct nvme_ctrl *arg, int aer_idx)
if (terminating)
return;
aen_op = &ctrl->aen_ops[aer_idx];
aen_op = &ctrl->aen_ops[0];
ret = nvme_fc_start_fcp_op(ctrl, aen_op->queue, aen_op, 0,
NVMEFC_FCP_NODATA);
if (ret)
dev_err(ctrl->ctrl.device,
"failed async event work [%d]\n", aer_idx);
"failed async event work\n");
}
static void