linux-kernel - Re: Build regressions/improvements in v4.4-rc5

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Date:	Tue, 15 Dec 2015 23:35:43 +0100
From:	Sebastian Reichel <sre@...nel.org>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	the arch/x86 maintainers <x86@...nel.org>
Subject: Re: Build regressions/improvements in v4.4-rc5

Hi,

On Mon, Dec 14, 2015 at 10:56:17AM +0100, Geert Uytterhoeven wrote:
> On Mon, Dec 14, 2015 at 10:54 AM, Geert Uytterhoeven
> <geert@...ux-m68k.org> wrote:
> > JFYI, when comparing v4.4-rc5[1] to v4.4-rc4[3], the summaries are:
> >   - build errors: +8/-7
> 
>   + error: bq27xxx_battery.c: undefined reference to `i2c_del_driver':
>  => .init.text+0x26d7), .exit.text+0x587)
>   + error: bq27xxx_battery.c: undefined reference to
> `i2c_register_driver':  => .init.text+0x26b5)
>   + error: bq27xxx_battery.c: undefined reference to `i2c_transfer':
> => .text+0x45a2e)
>   + error: cpufreq.c: undefined reference to `__stack_chk_guard':  =>
> .text+0x463f0), .text+0x46383), .text+0x462ec), .text+0x4635c),
> .text+0x4652e)
>   + error: initramfs.c: undefined reference to `__stack_chk_guard':
> => .init.text+0x142f)
> 
> i386-randconfig
> 
> > [1] http://kisskb.ellerman.id.au/kisskb/head/9702/ (all 259 configs)
> > [3] http://kisskb.ellerman.id.au/kisskb/head/9664/ (256 out of 259 configs)

This problem should be fixed by the following commit, which splits
the bq27xxx's i2c specific parts into its own module:

https://git.kernel.org/cgit/linux/kernel/git/sre/linux-power-supply.git/commit/?h=next&id=703df6c097956d17a818e63961c82e8e9eef9fef

-- Sebastian

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