[Drbd-dev] [PATCH 01/10] x86/mm/numa: Remove uninitialized_var() usage

[Miguel Ojeda]

On Thu, Jun 4, 2020 at 9:58 AM Thomas Gleixner <tglx at linutronix.de> wrote:
>
> but if we ever lose the 1 then the above will silently compile the code
> within the IS_ENABLED() section out.

Yeah, I believe `IS_ENABLED()` is only meant for Kconfig symbols, not
macro defs in general. A better option would be `__is_defined()` which
works for defined-to-nothing too.

Cheers,
Miguel