Re: [PATCH] blk-mq-debugfs: Also show requests that have not yet been started

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On 10/4/18 7:35 PM, Bart Van Assche wrote:
When debugging e.g. the SCSI timeout handler it is important that
requests that have not yet been started or that already have
completed are also reported through debugfs.

Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxx>
Cc: Ming Lei <ming.lei@xxxxxxxxxx>
Cc: Hannes Reinecke <hare@xxxxxxxx>
Cc: Johannes Thumshirn <jthumshirn@xxxxxxx>
Cc: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
---
  block/blk-mq-debugfs.c | 3 +--
  1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index a5ea86835fcb..41b86f50d126 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -431,8 +431,7 @@ static void hctx_show_busy_rq(struct request *rq, void *data, bool reserved)
  {
  	const struct show_busy_params *params = data;
- if (blk_mq_map_queue(rq->q, rq->mq_ctx->cpu) == params->hctx &&
-	    blk_mq_rq_state(rq) != MQ_RQ_IDLE)
+	if (blk_mq_map_queue(rq->q, rq->mq_ctx->cpu) == params->hctx)
  		__blk_mq_debugfs_rq_show(params->m,
  					 list_entry_rq(&rq->queuelist));
  }

Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes
--
Dr. Hannes Reinecke		   Teamlead Storage & Networking
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
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