linux-kernel - Re: Build regressions/improvements in v3.18-rc1

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Message-ID: <CAMuHMdWTOzvDGjtkQkw5ZnF+6HmHppj7P6-BdkOhB=xwxn7f-w@mail.gmail.com>
Date:	Tue, 21 Oct 2014 20:17:11 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Geert Uytterhoeven <geert+renesas@...der.be>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: Build regressions/improvements in v3.18-rc1

On Tue, Oct 21, 2014 at 8:10 PM, Geert Uytterhoeven
<geert+renesas@...der.be> wrote:
> Below is the list of build error/warning regressions/improvements in
> v3.18-rc1[1] compared to v3.17[2].
>
> Summarized:
>   - build errors: +21/-15

> [1] http://kisskb.ellerman.id.au/kisskb/head/8002/ (all 119 configs)
> [2] http://kisskb.ellerman.id.au/kisskb/head/7938/ (118 out of 119 configs)

>   + /scratch/kisskb/src/arch/powerpc/kernel/cacheinfo.c: error: 'size_kb' may be used uninitialized in this function [-Werror=uninitialized]:  => 525:2
>   + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'be' may be used uninitialized in this function [-Werror=uninitialized]:  => 417:2
>   + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'bs' may be used uninitialized in this function [-Werror=uninitialized]:  => 424:17
>   + /scratch/kisskb/src/arch/powerpc/lib/rheap.c: error: 'start' may be used uninitialized in this function [-Werror=uninitialized]:  => 497:22
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_lfd' undeclared (first use in this function):  => 1874:29
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_lfs' undeclared (first use in this function):  => 1872:29
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_stfd' undeclared (first use in this function):  => 1928:30
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: 'do_stfs' undeclared (first use in this function):  => 1926:30
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: implicit declaration of function 'do_fp_load' [-Werror=implicit-function-declaration]:  => 1872:4
>   + /scratch/kisskb/src/arch/powerpc/lib/sstep.c: error: implicit declaration of function 'do_fp_store' [-Werror=implicit-function-declaration]:  => 1926:4
>   + /scratch/kisskb/src/arch/powerpc/xmon/xmon.c: error: unused variable 'badaddr' [-Werror=unused-variable]:  => 1141:13
>   + /scratch/kisskb/src/arch/powerpc/xmon/xmon.c: error: unused variable 'mode' [-Werror=unused-variable]:  => 1139:6

powerpc-randconfig

sstep.c lacks some #ifdef CONFIG_PPC_FPU

>   + /scratch/kisskb/src/drivers/bcma/main.c: error: implicit declaration of function 'of_translate_address' [-Werror=implicit-function-declaration]:  => 150:3

sparc64-allmodconfig, sparc-allmodconfig

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-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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