Re: [PATCH] x86, nmi: workaround sti; hlt race vs nmi; intr
From: Avi Kivity
Date: Mon Sep 27 2010 - 05:18:13 EST
On 09/27/2010 11:15 AM, Alexander Graf wrote:
>
> Wow, this is incredibly ugly :). Can't we just mask NMIs when the interrupt shadow is active?
I plan to do that, for all the code that's out there relying on on STI
interrupt shadow masking NMIs.
Yeah, that's me writing without thinking. So this means that the race can also happen on real hardware?
Yes. At least on documented hardware. Some (most? all?) hardware does
mask NMIs after STI.
--
error compiling committee.c: too many arguments to function
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