Messages in this thread | | | From | Mingwei Zhang <> | Date | Mon, 8 May 2023 20:45:27 -0700 | Subject | Re: [PATCH v3] KVM: VMX: add MSR_IA32_TSX_CTRL into msrs_to_save |
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On Mon, May 8, 2023 at 8:23 PM Mingwei Zhang <mizhang@google.com> wrote: > > Add MSR_IA32_TSX_CTRL into msrs_to_save[] to explicitly tell userspace to > save/restore the register value during migration. Missing this may cause > userspace that relies on KVM ioctl(KVM_GET_MSR_INDEX_LIST) fail to port the > value to the target VM. > > In addition, there is no need to add MSR_IA32_TSX_CTRL when > ARCH_CAP_TSX_CTRL_MSR is not supported in kvm_get_arch_capabilities(). So > add the checking in kvm_probe_msr_to_save(). > > Fixes: c11f83e0626b ("KVM: vmx: implement MSR_IA32_TSX_CTRL disable RTM functionality") > Reported-by: Jim Mattson <jmattson@google.com> > Signed-off-by: Mingwei Zhang <mizhang@google.com> > ---
Sign... missed the following two Reviewed-by...
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com> Reviewed-by: Jim Mattson <jmattson@google.com>
Since this is probably the final version, I hope Sean or Paolo would help add them up before merging it. Appreciate your help. Thanks.
-Mingwei
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