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SubjectRe: [PATCH] ARM: don't export unused return_address()
On Tue, Oct 1, 2019 at 11:31 PM Geert Uytterhoeven <geert@linux-m68k.org> wrote:
>
> Hi Arnd,
>
> On Fri, Sep 6, 2019 at 5:47 PM Arnd Bergmann <arnd@arndb.de> wrote:
> > Without the frame pointer enabled, return_address() is an inline
> > function and does not need to be exported, as shown by this warning:
> >
> > WARNING: "return_address" [vmlinux] is a static EXPORT_SYMBOL_GPL
> >
> > Move the EXPORT_SYMBOL_GPL() into the #ifdef as well.
> >
> > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
>
> Thanks for your patch!
>
> Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
>
> > --- a/arch/arm/kernel/return_address.c
> > +++ b/arch/arm/kernel/return_address.c
> > @@ -53,6 +53,7 @@ void *return_address(unsigned int level)
> > return NULL;
> > }
> >
>
> Checkpatch doesn't like the empty line above:
>
> WARNING: EXPORT_SYMBOL(foo); should immediately follow its function/variable
>
> > +EXPORT_SYMBOL_GPL(return_address);
> > +
> > #endif /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) */
> >
> > -EXPORT_SYMBOL_GPL(return_address);
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@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



What has happened to this patch?

I still see this warning.



--
Best Regards
Masahiro Yamada

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