* [PATCH] qla2xxx: Fix ql_dump_buffer
@ 2017-03-03 1:14 Joe Perches
2017-03-03 19:23 ` Madhani, Himanshu
2017-03-07 3:24 ` Martin K. Petersen
0 siblings, 2 replies; 3+ messages in thread
From: Joe Perches @ 2017-03-03 1:14 UTC (permalink / raw)
To: qla2xxx-upstream
Cc: James E.J. Bottomley, Martin K. Petersen, linux-scsi, linux-kernel
Recent printk changes for KERN_CONT cause this logging to be
defectively emitted on multiple lines. Fix it.
Also reduces object size a trivial amount.
$ size drivers/scsi/qla2xxx/qla_dbg.o*
text data bss dec hex filename
39125 0 0 39125 98d5 drivers/scsi/qla2xxx/qla_dbg.o.new
39164 0 0 39164 98fc drivers/scsi/qla2xxx/qla_dbg.o.old
Signed-off-by: Joe Perches <joe@perches.com>
---
drivers/scsi/qla2xxx/qla_dbg.c | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
index 21d9fb7fc887..51b4179469d1 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.c
+++ b/drivers/scsi/qla2xxx/qla_dbg.c
@@ -2707,13 +2707,9 @@ ql_dump_buffer(uint32_t level, scsi_qla_host_t *vha, int32_t id,
"%-+5d 0 1 2 3 4 5 6 7 8 9 A B C D E F\n", size);
ql_dbg(level, vha, id,
"----- -----------------------------------------------\n");
- for (cnt = 0; cnt < size; cnt++, buf++) {
- if (cnt % 16 == 0)
- ql_dbg(level, vha, id, "%04x:", cnt & ~0xFU);
- printk(" %02x", *buf);
- if (cnt % 16 == 15)
- printk("\n");
+ for (cnt = 0; cnt < size; cnt += 16) {
+ ql_dbg(level, vha, id, "%04x: ", cnt);
+ print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16, 1,
+ buf + cnt, min(16U, size - cnt), false);
}
- if (cnt % 16 != 0)
- printk("\n");
}
--
2.10.0.rc2.1.g053435c
^ permalink raw reply related [flat|nested] 3+ messages in thread
* RE: [PATCH] qla2xxx: Fix ql_dump_buffer
2017-03-03 1:14 [PATCH] qla2xxx: Fix ql_dump_buffer Joe Perches
@ 2017-03-03 19:23 ` Madhani, Himanshu
2017-03-07 3:24 ` Martin K. Petersen
1 sibling, 0 replies; 3+ messages in thread
From: Madhani, Himanshu @ 2017-03-03 19:23 UTC (permalink / raw)
To: Joe Perches, qla2xxx-upstream
Cc: James E.J. Bottomley, Martin K. Petersen, linux-scsi, linux-kernel
> -----Original Message-----
> From: Joe Perches [mailto:joe@perches.com]
> Sent: Thursday, March 2, 2017 5:15 PM
> To: qla2xxx-upstream@qlogic.com
> Cc: James E.J. Bottomley <jejb@linux.vnet.ibm.com>; Martin K. Petersen
> <martin.petersen@oracle.com>; linux-scsi@vger.kernel.org; linux-
> kernel@vger.kernel.org
> Subject: [PATCH] qla2xxx: Fix ql_dump_buffer
>
> Recent printk changes for KERN_CONT cause this logging to be defectively
> emitted on multiple lines. Fix it.
>
> Also reduces object size a trivial amount.
>
> $ size drivers/scsi/qla2xxx/qla_dbg.o*
> text data bss dec hex filename
> 39125 0 0 39125 98d5 drivers/scsi/qla2xxx/qla_dbg.o.new
> 39164 0 0 39164 98fc drivers/scsi/qla2xxx/qla_dbg.o.old
>
> Signed-off-by: Joe Perches <joe@perches.com>
> ---
> drivers/scsi/qla2xxx/qla_dbg.c | 12 ++++--------
> 1 file changed, 4 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c
> index 21d9fb7fc887..51b4179469d1 100644
> --- a/drivers/scsi/qla2xxx/qla_dbg.c
> +++ b/drivers/scsi/qla2xxx/qla_dbg.c
> @@ -2707,13 +2707,9 @@ ql_dump_buffer(uint32_t level, scsi_qla_host_t
> *vha, int32_t id,
> "%-+5d 0 1 2 3 4 5 6 7 8 9 A B C D E F\n", size);
> ql_dbg(level, vha, id,
> "----- -----------------------------------------------\n");
> - for (cnt = 0; cnt < size; cnt++, buf++) {
> - if (cnt % 16 == 0)
> - ql_dbg(level, vha, id, "%04x:", cnt & ~0xFU);
> - printk(" %02x", *buf);
> - if (cnt % 16 == 15)
> - printk("\n");
> + for (cnt = 0; cnt < size; cnt += 16) {
> + ql_dbg(level, vha, id, "%04x: ", cnt);
> + print_hex_dump(KERN_CONT, "", DUMP_PREFIX_NONE, 16,
> 1,
> + buf + cnt, min(16U, size - cnt), false);
> }
> - if (cnt % 16 != 0)
> - printk("\n");
> }
> --
> 2.10.0.rc2.1.g053435c
Looks Good.
Acked-by: Himanshu Madhani <himanshu.madhani@cavium.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] qla2xxx: Fix ql_dump_buffer
2017-03-03 1:14 [PATCH] qla2xxx: Fix ql_dump_buffer Joe Perches
2017-03-03 19:23 ` Madhani, Himanshu
@ 2017-03-07 3:24 ` Martin K. Petersen
1 sibling, 0 replies; 3+ messages in thread
From: Martin K. Petersen @ 2017-03-07 3:24 UTC (permalink / raw)
To: Joe Perches
Cc: qla2xxx-upstream, James E.J. Bottomley, Martin K. Petersen,
linux-scsi, linux-kernel
>>>>> "Joe" == Joe Perches <joe@perches.com> writes:
Joe> Recent printk changes for KERN_CONT cause this logging to be
Joe> defectively emitted on multiple lines. Fix it.
Applied to 4.11/scsi-fixes.
--
Martin K. Petersen Oracle Linux Engineering
^ permalink raw reply [flat|nested] 3+ messages in thread
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