Messages in this thread | | | Date | Thu, 06 Nov 2008 01:25:58 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH RFC/RFB] x86_64, i386: interrupt dispatch changes |
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Ingo Molnar wrote: > > yes, the accessed bit in the segment descriptor has to be updated in > an atomic transaction: the CPU has to do a MESI coherent > read+compare+write transaction, without damaging other updates to the > 6 bytes segment descriptor. >
8 bytes, rather.
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