Re: [PATCH] arch/microblaze/include/asm/uaccess.h: Use pr_devel() instead of pr_debug()

[Michal Simek <monstr@monstr.eu>]

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On 08/05/2014 06:25 PM, Chen Gang wrote:
> When DYNAMIC_DEBUG enabled, pr_debug() depends on KBUILD_MODNAME which
> also depends on the modules number in Makefile. The related information
> in "scripts/Makefile.lib" line 94:
> 
>   # $(modname_flags) #defines KBUILD_MODNAME as the name of the module it will
>   # end up in (or would, if it gets compiled in)
>   # Note: Files that end up in two or more modules are compiled without the
>   #       KBUILD_MODNAME definition. The reason is that any made-up name would
>   #       differ in different configs.
> 
> For this case, 'radio-si470x-i2c.o' and 'radio-si470x-common.o' are in
> one line, so cause compiling issue. And 'uaccess.h' is a common shared
> header (not specially for drivers), so use pr_devel() instead of is OK.
> 
> The related error with allmodconfig:
> 
>     CC [M]  drivers/media/radio/si470x/radio-si470x-i2c.o
>     CC [M]  drivers/media/radio/si470x/radio-si470x-common.o
>   In file included from include/linux/printk.h:257:0,
>                    from include/linux/kernel.h:13,
>                    from drivers/media/radio/si470x/radio-si470x.h:29,
>                    from drivers/media/radio/si470x/radio-si470x-common.c:115:
>   ./arch/microblaze/include/asm/uaccess.h: In function 'access_ok':
>   include/linux/dynamic_debug.h:66:14: error: 'KBUILD_MODNAME' undeclared (first use in this function)
>      .modname = KBUILD_MODNAME,   \
>                 ^
>   include/linux/dynamic_debug.h:76:2: note: in expansion of macro 'DEFINE_DYNAMIC_DEBUG_METADATA'
>     DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);  \
>     ^
>   include/linux/printk.h:263:2: note: in expansion of macro 'dynamic_pr_debug'
>     dynamic_pr_debug(fmt, ##__VA_ARGS__)
>     ^
>   ./arch/microblaze/include/asm/uaccess.h:101:3: note: in expansion of macro 'pr_debug'
>      pr_debug("ACCESS fail: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
>      ^
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
> ---
>  arch/microblaze/include/asm/uaccess.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/microblaze/include/asm/uaccess.h b/arch/microblaze/include/asm/uaccess.h
> index 0aa0057..59a89a6 100644
> --- a/arch/microblaze/include/asm/uaccess.h
> +++ b/arch/microblaze/include/asm/uaccess.h
> @@ -98,13 +98,13 @@ static inline int access_ok(int type, const void __user *addr,	
>  
>  	if ((get_fs().seg < ((unsigned long)addr)) ||
>  			(get_fs().seg < ((unsigned long)addr + size - 1))) {
> -		pr_debug("ACCESS fail: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
> +		pr_devel("ACCESS fail: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
>  			type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
>  			(u32)get_fs().seg);
>  		return 0;
>  	}
>  ok:
> -	pr_debug("ACCESS OK: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
> +	pr_devel("ACCESS OK: %s at 0x%08x (size 0x%x), seg 0x%08x\n",
>  			type ? "WRITE" : "READ ", (__force u32)addr, (u32)size,
>  			(u32)get_fs().seg);
>  	return 1;
> 

Applied.

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform



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