linux-kernel - Re: Build regressions/improvements in v4.1-rc1

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Message-ID: <CAMuHMdWj=khxL5dw=O3ymdTE+kBfxa0-gFKZ-ngQ-x4Fzzav1Q@mail.gmail.com>
Date:	Tue, 28 Apr 2015 09:12:38 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Rusty Russell <rusty@...tcorp.com.au>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Rasmus Villemoes <linux@...musvillemoes.dk>,
	Linux MIPS Mailing List <linux-mips@...ux-mips.org>,
	sparclinux <sparclinux@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	Mark Brown <broonie@...nel.org>,
	DRI Development <dri-devel@...ts.freedesktop.org>,
	Matthew Wilcox <willy@...ux.intel.com>
Subject: Re: Build regressions/improvements in v4.1-rc1

On Tue, Apr 28, 2015 at 6:39 AM, Rusty Russell <rusty@...tcorp.com.au> wrote:
>>>   + /home/kisskb/slave/src/arch/mips/cavium-octeon/smp.c: error: passing argument 2 of 'cpumask_clear_cpu' discards 'volatile' qualifier from pointer target type [-Werror]:  => 242:2
>>>   + /home/kisskb/slave/src/arch/mips/kernel/process.c: error: passing argument 2 of 'cpumask_test_cpu' discards 'volatile' qualifier from pointer target type [-Werror]:  => 52:2
>>>   + /home/kisskb/slave/src/arch/mips/kernel/smp.c: error: passing argument 2 of 'cpumask_set_cpu' discards 'volatile' qualifier from pointer target type [-Werror]:  => 149:2, 211:2
>>>   + /home/kisskb/slave/src/arch/mips/kernel/smp.c: error: passing argument 2 of 'cpumask_test_cpu' discards 'volatile' qualifier from pointer target type [-Werror]:  => 221:2

> and related warnings due to lack of -Werror on

>> tilegx_defconfig
>
> Can't see that one with a simple grep: can you post warning?

/home/kisskb/slave/src/arch/tile/kernel/setup.c: In function 'zone_sizes_init':
/home/kisskb/slave/src/arch/tile/kernel/setup.c:777:3: warning:
passing argument 2 of 'cpumask_test_cpu' from incompatible pointer
type [enabled by default]
/home/kisskb/slave/src/include/linux/cpumask.h:294:19: note: expected
'const struct cpumask *' but argument is of type 'struct nodemask_t *'

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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