Re: [PATCH RFC/RFB] x86_64, i386: interrupt dispatch changes

From: Jeremy Fitzhardinge
Date: Tue Nov 04 2008 - 19:42:42 EST


Andi Kleen wrote:
??? LOCK slowness is not because of the bus. And I know you know that Ingo, so I don't know why you wrote that bogosity above.

Why are the accesses locked? Is it because it does an update of the accessed bit in the descriptor? (We should be pre-setting them all anyway.)

J
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