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Date: Fri, 15 Dec 2023 18:04:31 +0200
From: Andy Shevchenko <andy@...nel.org>
To: tanzirh@...gle.com
Cc: Kees Cook <keescook@...omium.org>, linux-hardening@...r.kernel.org,
	linux-kernel@...r.kernel.org, Nick DeSaulniers <nnn@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>, llvm@...ts.linux.dev,
	Al Viro <viro@...iv.linux.org.uk>
Subject: Re: [PATCH v2 1/2] sh: Added kernel.h to word-at-a-time

On Thu, Dec 14, 2023 at 09:06:12PM +0000, tanzirh@...gle.com wrote:
> This patch includes linux/kernel.h in asm/word-at-a-time.h for the
> sh architecture. WORD_AT_A_TIME_CONSTANTS depends on kernel.h.
> Making this implicit dependancy explicit allows for later improvements
> in the lib/string.c inclusion list.
> 
> Suggested-by: Al Viro <viro@...iv.linux.org.uk>

You forgot your SoB, but...

...

>  #ifdef CONFIG_CPU_BIG_ENDIAN
>  # include <asm-generic/word-at-a-time.h>
>  #else
> +#include <linux/kernel.h>

I highly discourage from doing that. Instead, split what is needed to
the separate (new) header and include that one.

>  /*
>   * Little-endian version cribbed from x86.
>   */

-- 
With Best Regards,
Andy Shevchenko



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