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mtip32xx: add a status field to struct mtip_cmd

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Instead of using req->errors, which will go away.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig 2017-04-20 16:03:07 +02:00 committed by Jens Axboe
parent 1e388ae0b9
commit 4dda4735c5
2 changed files with 10 additions and 7 deletions
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16
drivers/block/mtip32xx/mtip32xx.c
View File

@ -241,7 +241,8 @@ static void mtip_async_complete(struct mtip_port *port,
rq = mtip_rq_from_tag(dd, tag);
blk_mq_complete_request(rq, status);
cmd->status = status;
blk_mq_complete_request(rq, 0);
}
/*
@ -2910,18 +2911,19 @@ static void mtip_softirq_done_fn(struct request *rq)
if (unlikely(cmd->unaligned))
up(&dd->port->cmd_slot_unal);
blk_mq_end_request(rq, rq->errors);
blk_mq_end_request(rq, cmd->status);
}
static void mtip_abort_cmd(struct request *req, void *data,
bool reserved)
{
struct mtip_cmd *cmd = blk_mq_rq_to_pdu(req);
struct driver_data *dd = data;
dbg_printk(MTIP_DRV_NAME " Aborting request, tag = %d\n", req->tag);
clear_bit(req->tag, dd->port->cmds_to_issue);
req->errors = -EIO;
cmd->status = -EIO;
mtip_softirq_done_fn(req);
}
@ -3816,7 +3818,6 @@ static int mtip_queue_rq(struct blk_mq_hw_ctx *hctx,
if (likely(!ret))
return BLK_MQ_RQ_QUEUE_OK;
rq->errors = ret;
return BLK_MQ_RQ_QUEUE_ERROR;
}
@ -4106,9 +4107,10 @@ static void mtip_no_dev_cleanup(struct request *rq, void *data, bool reserv)
struct driver_data *dd = (struct driver_data *)data;
struct mtip_cmd *cmd;
if (likely(!reserv))
blk_mq_complete_request(rq, -ENODEV);
else if (test_bit(MTIP_PF_IC_ACTIVE_BIT, &dd->port->flags)) {
if (likely(!reserv)) {
cmd->status = -ENODEV;
blk_mq_complete_request(rq, 0);
} else if (test_bit(MTIP_PF_IC_ACTIVE_BIT, &dd->port->flags)) {
cmd = mtip_cmd_from_tag(dd, MTIP_TAG_INTERNAL);
if (cmd->comp_func)

1
drivers/block/mtip32xx/mtip32xx.h
View File

@ -352,6 +352,7 @@ struct mtip_cmd {
int retries; /* The number of retries left for this command. */
int direction; /* Data transfer direction */
int status;
};
/* Structure used to describe a port. */