Re: [PATCH] Add a text_poke syscall v2

Borislav Petkov
2013-11-27T22:29:53Z

On Wed, Nov 27, 2013 at 02:25:29PM -0800, H. Peter Anvin wrote:
> Actually the CPUID is superfluous on anything than the executing CPU
> since IRET is serializing.

Why not on the executing core too? We're IRET-ting there too.

Which would mean that a dummy empty syscall would be enough too since we
need the serialization only.

--
Regards/Gruss,
Boris.

Sent from a fat crate under my desk. Formatting is fine.
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