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[11/11] scsi: scsi_debug: Add poll mode deferred completions to statistics

Message ID 20230307105555.3745277-12-john.g.garry@oracle.com
State Superseded
Headers show
Series scsi_debug: Some minor improvements | expand

Commit Message

John Garry March 7, 2023, 10:55 a.m. UTC 
Currently commands completed via poll mode are not included in the
statistics gathering for deferred completions and missed CPUs.

Poll mode completions should be treated the same as other deferred
completion types, so add poll mode completions to the statistics.

Signed-off-by: John Garry <john.g.garry@oracle.com>
---
 drivers/scsi/scsi_debug.c | 7 +++++++
 1 file changed, 7 insertions(+)
diff mbox series

Patch

diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 6cf30fceab78..76ff8ca6070d 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -7537,6 +7537,13 @@  static int sdebug_blk_mq_poll(struct Scsi_Host *shost, unsigned int queue_num)
 		}
 		WRITE_ONCE(sd_dp->defer_t, SDEB_DEFER_NONE);
 		spin_unlock_irqrestore(&sqp->qc_lock, iflags);
+
+		if (sdebug_statistics) {
+			atomic_inc(&sdebug_completions);
+			if (raw_smp_processor_id() != sd_dp->issuing_cpu)
+				atomic_inc(&sdebug_miss_cpus);
+		}
+
 		scsi_done(scp); /* callback to mid level */
 		num_entries++;
 		spin_lock_irqsave(&sqp->qc_lock, iflags);