On 2025/5/7 23:54, Steven Rostedt wrote:
On Wed, 7 May 2025 15:07:14 +0800
Kassey Li <quic_yinga...@quicinc.com> wrote:


This patch is fine with me, but it needs to go through the scsi maintainers.

I don't see them Cc'd.
hi, Steve:
    Thanks for the comment.
    add linux-s...@vger.kernel.org to cc with the review history info.

if you want to me to re-send again with more cc (scsi) , please let me know.

BR
Kassey  



-- Steve


In default it showed rtn in decimal.

kworker/3:1H-183 [003] ....  51.035474: scsi_dispatch_cmd_error: host_no=0 
channel=0 id=0 lun=4 data_sgl=1  prot_sgl=0 prot_op=SCSI_PROT_NORMAL 
cmnd=(READ_10 lba=3907214  txlen=1 protect=0 raw=28 00 00 3b 9e 8e 00 00 01 00) 
rtn=4181

In source code we define these possible value as hexadecimal:

include/scsi/scsi.h

SCSI_MLQUEUE_HOST_BUSY   0x1055
SCSI_MLQUEUE_DEVICE_BUSY 0x1056
SCSI_MLQUEUE_EH_RETRY    0x1057
SCSI_MLQUEUE_TARGET_BUSY 0x1058

This change converts the rtn in hexadecimal.

Signed-off-by: Kassey Li <quic_yinga...@quicinc.com>
---
  include/trace/events/scsi.h | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/trace/events/scsi.h b/include/trace/events/scsi.h
index bf6cc98d9122..a4c089ac834c 100644
--- a/include/trace/events/scsi.h
+++ b/include/trace/events/scsi.h
@@ -240,7 +240,7 @@ TRACE_EVENT(scsi_dispatch_cmd_error,
TP_printk("host_no=%u channel=%u id=%u lun=%u data_sgl=%u prot_sgl=%u" \
                  " prot_op=%s driver_tag=%d scheduler_tag=%d cmnd=(%s %s 
raw=%s)" \
-                 " rtn=%d",
+                 " rtn=0x%x",
                  __entry->host_no, __entry->channel, __entry->id,
                  __entry->lun, __entry->data_sglen, __entry->prot_sglen,
                  show_prot_op_name(__entry->prot_op), __entry->driver_tag,



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