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KVM: x86: Remove redundant vcpu->arch.cr0 assignments

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Drop the vcpu->arch.cr0 assignment after static_call(kvm_x86_set_cr0).
CR0 was already set by {vmx,svm}_set_cr0().

Signed-off-by: Michal Luczaj <mhal@rbox.co>
Link: https://lore.kernel.org/r/20230814222358.707877-2-mhal@rbox.co
Signed-off-by: Sean Christopherson <seanjc@google.com>
This commit is contained in:
Michal Luczaj 2023-08-15 00:08:35 +02:00 committed by Sean Christopherson
parent 5804c19b80
commit 9dbb029b9c
2 changed files with 0 additions and 2 deletions
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1
arch/x86/kvm/smm.c
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@ -324,7 +324,6 @@ void enter_smm(struct kvm_vcpu *vcpu)
cr0 = vcpu->arch.cr0 & ~(X86_CR0_PE | X86_CR0_EM | X86_CR0_TS | X86_CR0_PG);
static_call(kvm_x86_set_cr0)(vcpu, cr0);
vcpu->arch.cr0 = cr0;
static_call(kvm_x86_set_cr4)(vcpu, 0);

1
arch/x86/kvm/x86.c
View File

@ -11521,7 +11521,6 @@ static int __set_sregs_common(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs,
*mmu_reset_needed |= kvm_read_cr0(vcpu) != sregs->cr0;
static_call(kvm_x86_set_cr0)(vcpu, sregs->cr0);
vcpu->arch.cr0 = sregs->cr0;
*mmu_reset_needed |= kvm_read_cr4(vcpu) != sregs->cr4;
static_call(kvm_x86_set_cr4)(vcpu, sregs->cr4);