linux-kernel - [PATCH] scsi: increase scsi device's iodone_cnt in scsi

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Date:   Tue, 16 Aug 2022 00:43:25 +0800
From:   Wenchao Hao <haowenchao22@...il.com>
To:     "James E . J . Bottomley" <jejb@...ux.ibm.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wenchao Hao <haowenchao@...wei.com>
Subject: [PATCH] scsi: increase scsi device's iodone_cnt in scsi_timeout()

The iodone_cnt might be less than iorequest_cnt because
we did not increase the iodone_cnt when a command is done
from timeout.

Signed-off-by: Wenchao Hao <haowenchao@...wei.com>
---
 drivers/scsi/scsi_error.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 448748e3fba5..d21ae0090166 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -355,6 +355,7 @@ enum blk_eh_timer_return scsi_timeout(struct request *req)
 		 */
 		if (test_and_set_bit(SCMD_STATE_COMPLETE, &scmd->state))
 			return BLK_EH_RESET_TIMER;
+		atomic_inc(&scmd->device->iodone_cnt);
 		if (scsi_abort_command(scmd) != SUCCESS) {
 			set_host_byte(scmd, DID_TIME_OUT);
 			scsi_eh_scmd_add(scmd);
-- 
2.35.3