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SubjectRe: 2.6.8 link failure for powerpc-970?
On Wed, Sep 22, 2004 at 09:41:33AM -0700, Dan Kegel wrote:
> Dan Kegel wrote:
> >>On Mon, 2004-09-20 at 10:24, Dan Kegel wrote:
> >>
> >>>I'm trying to verify that I can build toolchains and compile
> >>>and link kernels for a large set of CPU types using simple kernel
> >>>config files.

Hi Dan!

once you figured out what 'default' configs
are appropriate for the special archs not working
with allyes/noconfig could you send me a note
and/or post a link to them somewhere?

TIA,
Herbert

> >>>I'm also somewhat foolishly trying to do all this with gcc-3.4.2.
> >>>So any problems I run into are a bit hard to pin down to
> >>>compiler, kernel, or user error, since this is mostly new territory
> >>>for me. ...
> >
> >arch/ppc64/kernel/built-in.o(.text+0xdc44): In function `.sys32_ipc':
> >: undefined reference to `.compat_sys_shmctl'
> > ...
>
> Could it be a config problem? My config file was from 'allnoconfig', I
> think, and has
> $ egrep 'SYSV|COMPAT' .config
> CONFIG_COMPAT=y
> # CONFIG_SYSVIPC is not set
> compat_sys_shmctl is in ipc/compat.c, and is enabled by
> CONFIG_SYSVIPC_COMPAT,
> which depends on CONFIG_SYSVIPC, which is off.
>
> The reference to compat_sys_shmctl seems to be in
> ./arch/ia64/ia32/sys_ia32.c
> ./arch/ppc64/kernel/sys_ppc32.c
> ./arch/x86_64/ia32/ipc32.c
> ./arch/s390/kernel/compat_linux.c
> and appears to not be conditioned on CONFIG_SYSVIPC_COMPAT.
> Seems like linking problems are expected unless you turn on
> CONFIG_SYSVIPC and CONFIG_SYSVIPC_COMPAT.
>
> I turned 'em on and am trying again.
> - Dan
>
> --
> My technical stuff: http://kegel.com
> My politics: see http://www.misleader.org for examples of why I'm for
> regime change
> -
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