Subject: Re: next Feb 10: mm/slqb build break

From: Pekka Enberg <[email-masked]>
Date: Tue, 10 Feb 2009 13:53:51 +0200

On Tue, Feb 10, 2009 at 11:54 AM, Sachin P. Sant <[email-masked]> wrote:
> Sachin P. Sant wrote:
>>
>> Hi Stephen,
>>
>> Todays next randconfig build on powerpc fails with
>>
>>  CC      mm/slqb.o
>> mm/slqb.c: In function __slab_free:
>> mm/slqb.c:1648: error: implicit declaration of function
>> slab_free_to_remote
>> mm/slqb.c: In function kmem_cache_open:
>> mm/slqb.c:2174: error: implicit declaration of function
>> kmem_cache_dyn_array_free
>> mm/slqb.c:2175: warning: label error_cpu_array defined but not used
>> mm/slqb.c: In function kmem_cache_destroy:
>> mm/slqb.c:2294: error: implicit declaration of function
>> claim_remote_free_list
>> mm/slqb.c: In function kmem_cache_reap_percpu:
>> mm/slqb.c:2547: error: implicit declaration of function
>> flush_remote_free_cache
>> mm/slqb.c: In function kmem_cache_init:
>> mm/slqb.c:2783: error: per_cpu__kmem_cpu_nodes undeclared (first use in
>> this function)
>> mm/slqb.c:2783: error: (Each undeclared identifier is reported only once
>> mm/slqb.c:2783: error: for each function it appears in.)
>> mm/slqb.c:2784: error: kmem_cpu_cache undeclared (first use in this
>> function)
>> make[1]: *** [mm/slqb.o] Error 1
>> make: *** [mm] Error 2
>
> CONFIG_SMP is not set hence the failure.

Actually, that's not the root cause here. You seem to have CONFIG_SMP
disabled but CONFIG_NUMA enabled. That's not possible on x86 which
makes me think it's a ppc kconfig bug. Hmm?

                                                     Pekka