Re: [Patch] mm: make CONFIG_NUMA depend on CONFIG_SYSFS

[Pekka Enberg]

On Mon, Jul 18, 2011 at 2:18 PM, Amerigo Wang <amwang@xxxxxxxxxx> wrote:
> On ppc, we got this build error with randconfig:
>
> drivers/built-in.o:(.toc1+0xf90): undefined reference to `vmstat_text': 1 errors in 1 logs
>
> This is due to that it enabled CONFIG_NUMA but not CONFIG_SYSFS.
>
> And the user-space tool numactl depends on sysfs files too.
> So, I think it is very reasonable to make CONFIG_NUMA depend on CONFIG_SYSFS.

Is it? CONFIG_NUMA is useful even without userspace numactl tool, no?
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