linux-kernel - Re: [PATCH v1 1/1] skd_main: use %*ph to dump small buffers

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Date:	Tue, 10 May 2016 18:00:12 +0300
From:	Andy Shevchenko <andy.shevchenko@...il.com>
To:	Jens Axboe <axboe@...com>
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Ming Lin <ming.l@....samsung.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1 1/1] skd_main: use %*ph to dump small buffers

On Tue, May 10, 2016 at 5:45 PM, Jens Axboe <axboe@...com> wrote:
> On 05/06/2016 01:26 PM, Andy Shevchenko wrote:
>>
>> Replace custom approach by %*ph specifier to dump small buffers in hex
>> format.
>>
>> Unfortunately we can't use print_hex_dump_bytes() here since tha gap is
>> present, though one familiar with the code may change this.
>
>
> Did you test this?

Apparently I missed this somehow.

Typo is obvious, b[i] -> &b[i]

I will send an update and be sure that is compiled successfully.
Thanks!

>
>   CC [M]  drivers/block/skd_main.o
> In file included from include/linux/kernel.h:13:0,
>                  from drivers/block/skd_main.c:19:
> drivers/block/skd_main.c: In function ‘skd_send_fitmsg’:
> include/linux/kern_levels.h:4:18: warning: format ‘%p’ expects argument
> of type ‘void *’, but argument 6 has type ‘int’ [-Wformat=]
>  #define KERN_SOH "\001"  /* ASCII Start Of Header */
>                   ^
> include/linux/printk.h:114:10: note: in definition of macro ‘no_printk’
>    printk(fmt, ##__VA_ARGS__); \
>           ^
> include/linux/kern_levels.h:14:20: note: in expansion of macro
> ‘KERN_SOH’
>  #define KERN_DEBUG KERN_SOH "7" /* debug-level messages */
>                     ^
> include/linux/printk.h:289:12: note: in expansion of macro ‘KERN_DEBUG’
>   no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
>             ^
> drivers/block/skd_main.c:2141:4: note: in expansion of macro ‘pr_debug’
>     pr_debug("%s:%s:%d msg[%2d] %8ph\n",
>     ^
> drivers/block/skd_main.c: In function ‘skd_send_special_fitmsg’:
> include/linux/kern_levels.h:4:18: warning: format ‘%p’ expects argument
> of type ‘void *’, but argument 6 has type ‘int’ [-Wformat=]
>  #define KERN_SOH "\001"  /* ASCII Start Of Header */
>                   ^
> include/linux/printk.h:114:10: note: in definition of macro ‘no_printk’
>    printk(fmt, ##__VA_ARGS__); \
>           ^
> include/linux/kern_levels.h:14:20: note: in expansion of macro
> ‘KERN_SOH’
>  #define KERN_DEBUG KERN_SOH "7" /* debug-level messages */
>                     ^
> include/linux/printk.h:289:12: note: in expansion of macro ‘KERN_DEBUG’
>   no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
>             ^
> drivers/block/skd_main.c:2175:4: note: in expansion of macro ‘pr_debug’
>     pr_debug("%s:%s:%d  spcl[%2d] %8ph\n",
>     ^
>
> --
> Jens Axboe



-- 
With Best Regards,
Andy Shevchenko