Messages in this thread | | | Subject | Re: [PATCH 4/7] kvm: vmx: Set IBPB when running a different VCPU | From | Paolo Bonzini <> | Date | Tue, 9 Jan 2018 09:33:49 +0100 |
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On 08/01/2018 20:36, Jim Mattson wrote: > Shouldn't there be an IBPB on *any* context switch away from a VCPU > thread, even if it is to a non-VCPU thread?
Yes, but that's the task of patches to the generic Linux context switching code. As mentioned in the cover letter, this isn't yet a full solution---just the KVM bits, which is what Radim and I have full control on. Hence the hacks with cpuid in local bools.
Paolo
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