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SubjectRe: [PATCH] mm: add config NUMA stub to all architectures
On Fri, 17 Feb 2012 16:08:15 +0400
Konstantin Khlebnikov <> wrote:

> Config NUMA must be defined for all architectures,
> otherwise IS_ENABLED(CONFIG_NUMA) does not work.
> Some arch-specific Kconfig already has this stub.
> This patch adds it to all remaining.

It would be better to teach IS_ENABLED() to handle this situation. I
don't think there's a way of doing this with cpp :(

This limitation makes IS_ENABLED pretty dangerous, doesn't it? It
makes it very easy to introduce build breakage with unexpected Kconfig

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