linux-kernel - Re: linux-next: build failure after merge of the v4l-dvb tree

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Message-ID: <20140715155547.25959587@canb.auug.org.au>
Date:	Tue, 15 Jul 2014 15:55:47 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Guenter Roeck <linux@...ck-us.net>
Cc:	Mauro Carvalho Chehab <mchehab@...radead.org>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the v4l-dvb tree

Hi Guenter,

On Mon, 14 Jul 2014 22:43:42 -0700 Guenter Roeck <linux@...ck-us.net> wrote:
>
> On 07/14/2014 08:29 PM, Stephen Rothwell wrote:
> >
> > After merging the v4l-dvb tree, today's linux-next build (powerpc ppc64_defconfig)
> > failed like this:
> >
> > arch/powerpc/kernel/smp.c:764:2: error: initialization from incompatible pointer type [-Werror]
> >    { cpu_smt_mask, powerpc_smt_flags, SD_INIT_NAME(SMT) },
> >    ^
> > arch/powerpc/kernel/smp.c:764:2: error: (near initialization for 'powerpc_topology[0].sd_flags') [-Werror]
> >
> > Caused by commit 6a0b50087a89 ("Merge branch 'patchwork' into
> > to_next").  The change to include/linux/sched.h in this merge commit
> > does not seem to appear in either of the parents of the merge.
> >
> > Its also a change that (when suggested) was shown to cause more
> > problems than it was worth and dropped.  I can't imagine how it ended
> > up in the merge commit.
> >
> 
> Do you mean b6220ad66 (sched: Fix compiler warnings) ? I thought that was accepted
> a week or so ago.

That is in the tip tree and includes the fixups to powerpc and arm.  I
don't merge the tip tree till well after the v4l-dvb tree.  The merge
in the v4l-dvb tree included only the change to include/linus/sched.h
and neither parent fo that merge was based on the tip tree ...

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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