Re: [uml-user] SMP on UML

[Antoine M. <an...@na...>]

On 08/24/2012 11:19 PM, Dragos Diaconescu wrote:
> Hello,
>
> I try to compile the UML, from a linux kernel(make ARCH=um SUBARCH=i386)
> and I have configured it to use SMP (make config). I am getting the
> following error:
>
>    CHK     include/generated/utsrelease.h
>    CC      arch/um/kernel/asm-offsets.s
> In file included from include/linux/sched.h:77:0,
>                   from
> /home/dragos/work/linux-3.5.2/arch/x86/um/shared/sysdep/kernel-offsets.h:2,
>                   from arch/um/kernel/asm-offsets.c:1:
> include/linux/topology.h: In function ‘numa_node_id’:
> include/linux/topology.h:217:9: error: ‘current_thread’ undeclared
> (first use in this function)
> include/linux/topology.h:217:9: note: each undeclared identifier is
> reported only once for each function it appears in
> include/linux/topology.h:217:9: warning: left-hand operand of comma
> expression has no effect [-Wunused-value]
> make[1]: *** [arch/um/kernel/asm-offsets.s] Error 1
>
> Do you have any ideas?
http://uml.devloop.org.uk/faq.html#smp
Q: Can I use SMP? (more than one CPU)
A: No.

Cheers
Antoine


>
> Thanks,
>
> Dragos
>
>
>
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