Messages in this thread | | | Date | Fri, 20 Feb 2009 12:58:04 +0200 | From | Gleb Natapov <> | Subject | Re: [PATCH] x86: enable x2apic early at the first point |
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On Fri, Feb 20, 2009 at 10:41:23AM +0100, Ingo Molnar wrote: > > * Gleb Natapov <gleb@redhat.com> wrote: > > > > > I will post couple of patches, which revert's Gleb's patch > > > > and another fix for the early boot failure issue, > > > > tomorrow. > > > > If you'll revert my patch it will not be possible to use > > x2apic in KVM (at least without KVM implementing interrupt > > remapping which is unneeded otherwise) and x2apic interface is > > much better for vitalization. Instead of reverting the patch > > it will be better to add check if x2apic can be used without > > intr-remmaping (all CPUs belong to cluster 0) or allow > > enabling of x2apic without IR if running as a guest. > > yep, that would be required - because your patch can break real > systems right now. Mind sending me a fix for it? > > I've applied Yinghai's fix as well, so please base it on latest > tip:master. > OK. Will send next week.
-- Gleb.
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