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Re: [PATCH v4 1/2] asm-generic/bug.h: declare struct pt_regs; before function prototype

From Michal Nazarewicz <mina86@mina86.com>
Newsgroups linux.kernel
Subject Re: [PATCH v4 1/2] asm-generic/bug.h: declare struct pt_regs; before function prototype
Date 2017-05-23 20:50 +0200
Message-ID <tKn2x-73c-1@gated-at.bofh.it> (permalink)
References <tKkxH-5uz-3@gated-at.bofh.it> <tKkxJ-5uz-35@gated-at.bofh.it>
Organization http://mina86.com/

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On Tue, May 23 2017, Ian Abbott wrote:
> The declaration of `__warn()` has `struct pt_regs *regs` as one of its
> parameters.  This can result in compiler warnings if `struct regs` is
> not already declared.  Add an empty declaration of `struct pt_regs` to
> avoid the warnings.
>
> Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
> Cc: Arnd Bergmann <arnd@arndb.de>
> Acked-by: Arnd Bergmann <arnd@arndb.de>

Acked-by: Michal Nazarewicz <mina86@mina86.com>

> ---
> v3: Actually, there was no v1 or v2.  I called this v3 to match the
> series.
> v4: Corrected 'Acked-by:' line in patch description.
> ---
>  include/asm-generic/bug.h | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
> index d6f4aed479a1..87191357d303 100644
> --- a/include/asm-generic/bug.h
> +++ b/include/asm-generic/bug.h
> @@ -97,6 +97,7 @@ extern void warn_slowpath_null(const char *file, const int line);
>  
>  /* used internally by panic.c */
>  struct warn_args;
> +struct pt_regs;
>  
>  void __warn(const char *file, int line, void *caller, unsigned taint,
>  	    struct pt_regs *regs, struct warn_args *args);

-- 
Best regards
ミハウ “𝓶𝓲𝓷𝓪86” ナザレヴイツ
«If at first you don’t succeed, give up skydiving»

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[PATCH v4 1/2] asm-generic/bug.h: declare struct pt_regs; before function prototype Ian Abbott <abbotti@mev.co.uk> - 2017-05-23 18:10 +0200
  Re: [PATCH v4 1/2] asm-generic/bug.h: declare struct pt_regs; before function prototype Michal Nazarewicz <mina86@mina86.com> - 2017-05-23 20:50 +0200

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