| Date | Tue, 13 Jul 2021 09:32:58 -0700 | Subject | [PATCH v2 20/46] KVM: SVM: Don't bother writing vmcb->save.rip at vCPU RESET/INIT | From | Sean Christopherson <> |
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Drop unnecessary initialization of vmcb->save.rip during vCPU RESET/INIT, as svm_vcpu_run() unconditionally propagates VCPU_REGS_RIP to save.rip.
No true functional change intended.
Reviewed-by: Reiji Watanabe <reijiw@google.com> Signed-off-by: Sean Christopherson <seanjc@google.com> --- arch/x86/kvm/svm/svm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 268580713938..0101646e42e0 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1266,8 +1266,7 @@ static void init_vmcb(struct kvm_vcpu *vcpu) svm_set_efer(vcpu, 0); save->dr6 = 0xffff0ff0; kvm_set_rflags(vcpu, X86_EFLAGS_FIXED); - save->rip = 0x0000fff0; - vcpu->arch.regs[VCPU_REGS_RIP] = save->rip; + vcpu->arch.regs[VCPU_REGS_RIP] = 0x0000fff0; /* * svm_set_cr0() sets PG and WP and clears NW and CD on save->cr0. -- 2.32.0.93.g670b81a890-goog
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