Messages in this thread | | | Subject | Re: [PATCH 1/3] X86/nVMX: Properly set spec_ctrl and pred_cmd before merging MSRs | From | David Woodhouse <> | Date | Sat, 10 Feb 2018 09:07:04 +0000 |
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On Fri, 2018-02-09 at 15:15 -0800, Jim Mattson wrote: > On Thu, Feb 8, 2018 at 2:53 PM, KarimAllah Ahmed <karahmed@amazon.de> wrote: > > > > These two variables should check whether SPEC_CTRL and PRED_CMD are > > supposed to be passed through to L2 guests or not. While > > msr_write_intercepted_l01 would return 'true' if it is not passed through. > > > > So just invert the result of msr_write_intercepted_l01 to implement the > > correct semantics. > > > > Fixes: 086e7d4118cc ("KVM: VMX: Allow direct access to MSR_IA32_SPEC_CTRL") > > Signed-off-by: KarimAllah Ahmed <karahmed@amazon.de> > > Cc: Paolo Bonzini <pbonzini@redhat.com> > > Cc: Radim Krčmář <rkrcmar@redhat.com> > > Cc: kvm@vger.kernel.org > > Cc: linux-kernel@vger.kernel.org > Reviewed-by: Jim Mattson <jmattson@google.com>
We should take this (and 2/3 but not 3/3) through tip/x86/pti too, right? [unhandled content-type:application/x-pkcs7-signature] | |