linux-kernel - Re: [PATCH] h8300: rearrange headers inclusion order in asm/bitops

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Date:   Mon, 5 Apr 2021 14:58:43 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Yury Norov <yury.norov@...il.com>
Cc:     Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
        uclinux-h8-devel@...ts.sourceforge.jp,
        Andrew Morton <akpm@...ux-foundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Rasmus Villemoes <linux@...musvillemoes.dk>,
        kernel test robot <lkp@...el.com>
Subject: Re: [PATCH] h8300: rearrange headers inclusion order in asm/bitops

On Thu, Apr 01, 2021 at 01:32:28PM -0700, Yury Norov wrote:
> This patch fixes [next-20210401] commit a5145bdad3ff ("arch: rearrange

"This patch fixes [next-20210401] commit ..." ==>

"The commit ...

> headers inclusion order in asm/bitops for m68k and sh").

...fixed header ordering issue."


> h8300 has 
> similar problem, which was overlooked by me.


> h8300 includes bitmap/{find,le}.h prior to ffs/fls headers. New fast-path
> implementation in find.h requires ffs/fls. Reordering the headers inclusion
> sequence helps to prevent compile-time implicit function declaration error.

Whit above commit message rephrasing:
Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Yury Norov <yury.norov@...il.com>
> ---
>  arch/h8300/include/asm/bitops.h | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
> index 7aa16c732aa9..c867a80cab5b 100644
> --- a/arch/h8300/include/asm/bitops.h
> +++ b/arch/h8300/include/asm/bitops.h
> @@ -9,6 +9,10 @@
>  
>  #include <linux/compiler.h>
>  
> +#include <asm-generic/bitops/fls.h>
> +#include <asm-generic/bitops/__fls.h>
> +#include <asm-generic/bitops/fls64.h>
> +
>  #ifdef __KERNEL__
>  
>  #ifndef _LINUX_BITOPS_H
> @@ -173,8 +177,4 @@ static inline unsigned long __ffs(unsigned long word)
>  
>  #endif /* __KERNEL__ */
>  
> -#include <asm-generic/bitops/fls.h>
> -#include <asm-generic/bitops/__fls.h>
> -#include <asm-generic/bitops/fls64.h>
> -
>  #endif /* _H8300_BITOPS_H */
> -- 
> 2.25.1
> 

-- 
With Best Regards,
Andy Shevchenko