Re: next-20081106: undefined reference to `__per_cpu_start'

[Geert Uytterhoeven <geert@linux-m68k.org>]

On Fri, 7 Nov 2008, Stephen Rothwell wrote:
> On Thu, 6 Nov 2008 13:15:07 -0600 (CST) Christoph Lameter <cl@linux-foundation.org> wrote:
> >
> > On Thu, 6 Nov 2008, Alexey Dobriyan wrote:
> > 
> > > On blackfin-BF526-EZBRD and other blackfins:
> > >
> > >   LD      .tmp_vmlinux1
> > > mm/built-in.o: In function `cpu_alloc_init':
> > > (.init.text+0x1486): undefined reference to `__per_cpu_start'
> > > mm/built-in.o: In function `cpu_alloc_init':
> > > (.init.text+0x148c): undefined reference to `__per_cpu_start'
> > > mm/built-in.o: In function `cpu_alloc_init':
> > > (.init.text+0x1492): undefined reference to `__per_cpu_end'
> > > mm/built-in.o: In function `cpu_alloc_init':
> > > (.init.text+0x1496): undefined reference to `__per_cpu_end'
> > 
> > Any contigencies for __per_cpu_start/end in your blackfin vmlinux.lds.h?
> > That is where these symbols are defined
> > 
> > Or did you use generic percpu support and set
> > CONFIG_HAVE_ZERO_BASED_PER_CPU?
> 
> Also a avr32 allnoconfig
> (http://kisskb.ellerman.id.au/kisskb/buildresult/53233/) gets:
> 
> backing-dev.c:(.init.text+0xc4c): undefined reference to `__per_cpu_start'
> backing-dev.c:(.init.text+0xc50): undefined reference to `__per_cpu_end'
> 
> and avr32 defconfig
> (http://kisskb.ellerman.id.au/kisskb/buildresult/53225/) gets:
> 
> vmstat.c:(.init.text+0xff0): undefined reference to `__per_cpu_start'
> vmstat.c:(.init.text+0xff4): undefined reference to `__per_cpu_end'

And m68k defconfig (http://kisskb.ellerman.id.au/kisskb/buildresult/54216/):

| : undefined reference to `__per_cpu_start'
| : undefined reference to `__per_cpu_end'

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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