From: Michael Ellerman <michaele@au1.ibm.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: David Miller <davem@davemloft.net>,
linux-kernel@vger.kernel.org,
Tony Breeds <tony@bakeyournoodle.com>
Subject: Re: Build regressions/improvements in v2.6.39-rc3
Date: Thu, 14 Apr 2011 11:26:17 +1000 [thread overview]
Message-ID: <1302744378.12513.84.camel@concordia> (raw)
In-Reply-To: <1302739533.12513.32.camel@concordia>
On Thu, 2011-04-14 at 10:05 +1000, Michael Ellerman wrote:
> On Wed, 2011-04-13 at 19:38 +0200, Geert Uytterhoeven wrote:
> > On Wed, Apr 13, 2011 at 19:32, David Miller <davem@davemloft.net> wrote:
> > > From: Geert Uytterhoeven <geert@linux-m68k.org>
> > > Date: Wed, 13 Apr 2011 18:35:45 +0200 (CEST)
> > >
> > >> 47 regressions:
> > >> + build/linus_sparc64-allmodconfig_sparc64/usr/include/linux/ethtool.h: error: expected specifier-qualifier-list before '__u32': 104, 90, 21, 282, 389, 460, 521, 444, 96, 297, 82, 57, 291, 258, 231, 482, 209, 510, 265, 113 => 104, 538, 90, 21, 523, 552, 266, 445, 292, 96, 82, 512, 563, 57, 259, 283, 298, 484, 390, 231, 209, 462, 574, 113
> > >
> > > I do allmodconfig builds on sparc64 systems every single day using
> > > various versions of gcc-4.4, gcc-4.5, and gcc-4.6
> > >
> > > And I never ever see this build error. Never.
> > >
> > > If you're using a cross build environment, maybe something isn't quite
> > > right with that?
> >
> > As it mentions `/usr/include/linux/ethtool.h', it seems to be an
> > include that's part of the
> > cross build environment.
> >
> > I'm just using the logs from the linux-next build service...
>
> Which is just using the cross compilers that Tony builds ...
>
> I'll have a look and see if we can work out what the problem is.
So allmodconfig enables CONFIG_BUILD_DOCSRC, which builds the code in
Documentation, which is userspace code.
In our case we know that won't work because our cross tool chain doesn't
have libc, so I've taught kisskb to disable CONFIG_BUILD_DOCSRC for
allmodconfig builds.
cheers
--
Michael Ellerman
OzLabs, LTC Prism Kernel Team
email: michaele@au.ibm.com
stime: ellerman@au1.ibm.com
notes: Michael Ellerman/Australia/IBM
next prev parent reply other threads:[~2011-04-14 1:26 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-13 16:35 Build regressions/improvements in v2.6.39-rc3 Geert Uytterhoeven
2011-04-13 17:32 ` David Miller
2011-04-13 17:38 ` Geert Uytterhoeven
2011-04-14 0:05 ` Michael Ellerman
2011-04-14 1:26 ` Michael Ellerman [this message]
2011-04-14 4:00 ` David Miller
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