[PATCH] arm/ftrace: Fix function_return_addr() to function_return_address()

Geert Uytterhoeven geert at linux-m68k.org
Wed Jun 11 06:38:49 PDT 2014

Hi Steven,

On Wed, Jun 11, 2014 at 3:23 PM, Steven Rostedt <rostedt at goodmis.org> wrote:
> The clean up of CALLER_ADDR*() functions required the archs to either
> use the default __builtin_return_address(X) (where X > 0) or override
> it with something the arch can use. To override it, the arch would
> define function_return_address(x).


> The arm architecture requires this to be redefined but instead of
> defining function_return_address(x) it defined function_return_addr(x).

ftrace_return_address(x) ... ftrace_return_address(x)

> Reported-by: Geert Uytterhoeven <geert at linux-m68k.org>
> Signed-off-by: Steven Rostedt <rostedt at goodmis.org>

Nevertheless, your patch kills the warnings. Thanks!

Tested-by: Geert Uytterhoeven <geert at linux-m68k.org>

> ----
> diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
> index eb577f4..39eb16b 100644
> --- a/arch/arm/include/asm/ftrace.h
> +++ b/arch/arm/include/asm/ftrace.h
> @@ -52,7 +52,7 @@ extern inline void *return_address(unsigned int level)
>  #endif
> -#define ftrace_return_addr(n) return_address(n)
> +#define ftrace_return_address(n) return_address(n)
>  #endif /* ifndef __ASSEMBLY__ */



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert at linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds

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