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authorChristoph Hellwig2018-11-10 09:30:46 +0100
committerJens Axboe2018-11-10 08:03:47 -0700
commit1bee42438f32de405987b4a41b93624b184ae481 (patch)
tree949782b3b4160e29606401d04b33b8d2bf28f3c3 /drivers/block
parent49f6613632f9504ae59ccbbb92a5b07f474d75b2 (diff)
skd_main: don't use req->special
Add a retries field to the internal request structure instead, which gets set to zero on the first submission. Reviewed-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
-rw-r--r--drivers/block/skd_main.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index a0196477165f..a10d5736d8f7 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -181,6 +181,7 @@ struct skd_request_context {
struct fit_completion_entry_v1 completion;
struct fit_comp_error_info err_info;
+ int retries;
blk_status_t status;
};
@@ -495,6 +496,11 @@ static blk_status_t skd_mq_queue_rq(struct blk_mq_hw_ctx *hctx,
if (unlikely(skdev->state != SKD_DRVR_STATE_ONLINE))
return skd_fail_all(q) ? BLK_STS_IOERR : BLK_STS_RESOURCE;
+ if (!(req->rq_flags & RQF_DONTPREP)) {
+ skreq->retries = 0;
+ req->rq_flags |= RQF_DONTPREP;
+ }
+
blk_mq_start_request(req);
WARN_ONCE(tag >= skd_max_queue_depth, "%#x > %#x (nr_requests = %lu)\n",
@@ -1426,7 +1432,7 @@ static void skd_resolve_req_exception(struct skd_device *skdev,
break;
case SKD_CHECK_STATUS_REQUEUE_REQUEST:
- if ((unsigned long) ++req->special < SKD_MAX_RETRIES) {
+ if (++skreq->retries < SKD_MAX_RETRIES) {
skd_log_skreq(skdev, skreq, "retry");
blk_mq_requeue_request(req, true);
break;