Paolo Bonzini <pbonz...@redhat.com> writes: > On 01/04/21 15:03, Vitaly Kuznetsov wrote: >>> + svm->sysenter_eip_hi = guest_cpuid_is_intel(vcpu) ? (data >> >>> 32) : 0; >> >> (Personal taste) I'd suggest we keep the whole 'sysenter_eip'/'sysenter_esp' >> even if we only use the upper 32 bits of it. That would reduce the code >> churn a little bit (no need to change 'struct vcpu_svm'). > > Would there really be less changes? Consider that you'd have to look at > the VMCB anyway because svm_get_msr can be reached not just for guest > RDMSR but also for ioctls. >
I was thinking about the hunk in arch/x86/kvm/svm/svm.h tweaking vcpu_svm. My opinion is not strong at all here) -- Vitaly
