[PATCH v3 13/15] sh: Move defines needed for suppressing warning backtraces

Simon Horman horms at kernel.org
Fri Apr 5 11:31:02 PDT 2024


On Wed, Apr 03, 2024 at 06:19:34AM -0700, Guenter Roeck wrote:
> Declaring the defines needed for suppressing warning inside
> '#ifdef CONFIG_DEBUG_BUGVERBOSE' results in a kerneldoc warning.
> 
> .../bug.h:29: warning: expecting prototype for _EMIT_BUG_ENTRY().
> 	Prototype was for HAVE_BUG_FUNCTION() instead
> 
> Move the defines above the kerneldoc entry for _EMIT_BUG_ENTRY
> to make kerneldoc happy.
> 
> Reported-by: Simon Horman <horms at kernel.org>
> Cc: Simon Horman <horms at kernel.org>
> Cc: Yoshinori Sato <ysato at users.sourceforge.jp>
> Cc: Rich Felker <dalias at libc.org>
> Cc: John Paul Adrian Glaubitz <glaubitz at physik.fu-berlin.de>
> Signed-off-by: Guenter Roeck <linux at roeck-us.net>
> ---
> v3: Added patch. Possibly squash into previous patch.

FWIIW, this looks good to me.

>  arch/sh/include/asm/bug.h | 16 +++++++++-------
>  1 file changed, 9 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/sh/include/asm/bug.h b/arch/sh/include/asm/bug.h
> index 470ce6567d20..bf4947d51d69 100644
> --- a/arch/sh/include/asm/bug.h
> +++ b/arch/sh/include/asm/bug.h
> @@ -11,6 +11,15 @@
>  #define HAVE_ARCH_BUG
>  #define HAVE_ARCH_WARN_ON
>  
> +#ifdef CONFIG_DEBUG_BUGVERBOSE
> +#ifdef CONFIG_KUNIT_SUPPRESS_BACKTRACE
> +# define HAVE_BUG_FUNCTION
> +# define __BUG_FUNC_PTR	"\t.long %O2\n"
> +#else
> +# define __BUG_FUNC_PTR
> +#endif /* CONFIG_KUNIT_SUPPRESS_BACKTRACE */
> +#endif /* CONFIG_DEBUG_BUGVERBOSE */
> +
>  /**
>   * _EMIT_BUG_ENTRY
>   * %1 - __FILE__
> @@ -25,13 +34,6 @@
>   */
>  #ifdef CONFIG_DEBUG_BUGVERBOSE
>  
> -#ifdef CONFIG_KUNIT_SUPPRESS_BACKTRACE
> -# define HAVE_BUG_FUNCTION
> -# define __BUG_FUNC_PTR	"\t.long %O2\n"
> -#else
> -# define __BUG_FUNC_PTR
> -#endif /* CONFIG_KUNIT_SUPPRESS_BACKTRACE */
> -
>  #define _EMIT_BUG_ENTRY				\
>  	"\t.pushsection __bug_table,\"aw\"\n"	\
>  	"2:\t.long 1b, %O1\n"			\
> -- 
> 2.39.2
> 



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