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authorChristoph Hellwig <hch@lst.de>2017-04-20 16:03:07 +0200
committerJens Axboe <axboe@fb.com>2017-04-20 08:20:23 -0600
commit41c82b68324288cce2b78fd6ff58354cd3ab59e8 (patch)
tree441cc7d803209b3da6777a2b3ccfdd384badd7a9
parentbe94899f6382f5e30f1665894b038cf24de05166 (diff)
mtip32xx: add a status field to struct mtip_cmd
Instead of using req->errors, which will go away. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@fb.com>
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c16
-rw-r--r--drivers/block/mtip32xx/mtip32xx.h1
2 files changed, 10 insertions, 7 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 05e3e664ea1b..7406de29db58 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -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)
diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h
index 7617888f7944..57b41528a824 100644
--- a/drivers/block/mtip32xx/mtip32xx.h
+++ b/drivers/block/mtip32xx/mtip32xx.h
@@ -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. */