linux-kernel - Re: Build regressions/improvements in v3.10-rc5

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Message-ID: <CAMuHMdWBCi165Mc=WNcbJ9WCQzconLb-drm1CSSrAxgkfYXkiQ@mail.gmail.com>
Date:	Mon, 10 Jun 2013 19:00:09 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Anca Emanuel <anca.emanuel@...il.com>
Cc:	Linux Kernel Development <linux-kernel@...r.kernel.org>,
	"Linux/PPC Development" <linuxppc-dev@...ts.ozlabs.org>
Subject: Re: Build regressions/improvements in v3.10-rc5

On Mon, Jun 10, 2013 at 4:37 PM, Anca Emanuel <anca.emanuel@...il.com> wrote:
> The relevant maintainers do not get a copy of this.

I do hope the PPC maintainers do read linuxppc-dev@...ts.ozlabs.org.

> On Mon, Jun 10, 2013 at 10:25 AM, Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
>> On Mon, 10 Jun 2013, Geert Uytterhoeven wrote:
>>> JFYI, when comparing v3.10-rc5 to v3.10-rc4[3], the summaries are:
>>>   - build errors: +19/-10
>>> [1] http://kisskb.ellerman.id.au/kisskb/head/6308/ (all 120 configs)
>>
>>  + arch/powerpc/kernel/cacheinfo.c: error: 'associativity' may be used uninitialized in this function [-Werror=uninitialized]:  => 571:16
>>   + arch/powerpc/kernel/cacheinfo.c: error: 'size_kb' may be used uninitialized in this function [-Werror=uninitialized]:  => 522:16
>>   + arch/powerpc/kernel/pci_dn.c: error: 'ret' may be used uninitialized in this function [-Werror=uninitialized]:  => 97:8
>>   + arch/powerpc/kvm/book3s_32_mmu.c: error: 'sr' may be used uninitialized in this function [-Werror=uninitialized]:  => 63:2
>>   + arch/powerpc/kvm/book3s_64_mmu.c: error: 'slb' may be used uninitialized in this function [-Werror=uninitialized]:  => 485:3
>>   + arch/powerpc/mm/hash_native_64.c: error: 'a_size' may be used uninitialized in this function [-Werror=uninitialized]:  => 67:31
>>   + arch/powerpc/platforms/cell/spufs/inode.c: error: incompatible types when assigning to type 'kgid_t' from type 'int':  => 628:16
>>   + arch/powerpc/platforms/cell/spufs/inode.c: error: incompatible types when assigning to type 'kuid_t' from type 'int':  => 623:16
>>   + arch/powerpc/platforms/pseries/msi.c: error: 'total' may be used uninitialized in this function [-Werror=uninitialized]:  => 320:24
>>   + arch/powerpc/platforms/pseries/pci.c: error: 'pcie_link_speed_stats' may be used uninitialized in this function [-Werror=uninitialized]:  => 150:31
>>
>> powerpc-randconfig
>>
>>> [3] http://kisskb.ellerman.id.au/kisskb/head/6290/ (all 120 configs)

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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