NVMe: Rate limit nvme IO warnings

We don't need to spam the kernel logs with thousands of IO cancelling
messages. We can infer all IO's are being cancelled with fewer, or
even none at all. This patch rate limits the message and uses the debug
log level as it is mainly used for testing purposes.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Keith Busch 2016-02-11 13:05:47 -07:00 committed by Jens Axboe
parent ff23a2a15a
commit f8e68a7c9a

View File

@ -1004,7 +1004,7 @@ static void nvme_cancel_queue_ios(struct request *req, void *data, bool reserved
if (!blk_mq_request_started(req))
return;
dev_warn(nvmeq->q_dmadev,
dev_dbg_ratelimited(nvmeq->q_dmadev,
"Cancelling I/O %d QID %d\n", req->tag, nvmeq->qid);
status = NVME_SC_ABORT_REQ;