Re: [PATCH] x86: trim ram need to check if mtrr is there v2

From: Ingo Molnar
Date: Fri Jan 25 2008 - 06:12:42 EST



* Yinghai Lu <yhlu.kernel@xxxxxxxxx> wrote:

> is_cpu(INTEL) already make sure we have mtrr_if got assigned and
> cpu_has_mtrr.
>
> may need to fix qemu instead...

no ...

lets not do non-sensical trimming of RAM, ok? Emit a warning but never
trim all of RAM and make the system unbootable. Trimmed RAM is something
that users can pester board/BIOS vendors with. Non-booting kernels is
something _we_ get pestered with ;-)

Ingo
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