On Fri, 2018-02-09 at 15:15 -0800, Jim Mattson wrote:
> On Thu, Feb 8, 2018 at 2:53 PM, KarimAllah Ahmed <karahmed@xxxxxxxxx> 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@xxxxxxxxx>
> > Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> > Cc: Radim Krčmář <rkrcmar@xxxxxxxxxx>
> > Cc: kvm@xxxxxxxxxxxxxxx
> > Cc: linux-kernel@xxxxxxxxxxxxxxx
> Reviewed-by: Jim Mattson <jmattson@xxxxxxxxxx>
We should take this (and 2/3 but not 3/3) through tip/x86/pti too,
right? Attachment:
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