Re: [patch, 2.6.10-rc3] safe_hlt() & NMIs

From: Alan Cox
Date: Thu Dec 16 2004 - 09:36:17 EST

On Iau, 2004-12-16 at 02:10, Zwane Mwaikambo wrote:
> Might this be because you can't rely on interrupt suppression for back to
> back suppressing instructions?

The documentation seems to have little to say on this. I've also not
tried things like interleaved mov->ss, sti to see how the interlocking
is done. It would make sense given the original 8086 reason was to allow
ss/sp to be loaded cleanly.

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