From: Sean Christopherson Date: Wed, 9 Jun 2021 23:42:25 +0000 (-0700) Subject: KVM: x86: Uncondtionally skip MMU sync/TLB flush in MOV CR3's PGD switch X-Git-Tag: accepted/tizen/unified/20230118.172025~6813^2~145 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=415b1a0105cd05a428f8b28ac1bf406ca2b4bbd7;p=platform%2Fkernel%2Flinux-rpi.git KVM: x86: Uncondtionally skip MMU sync/TLB flush in MOV CR3's PGD switch Stop leveraging the MMU sync and TLB flush requested by the fast PGD switch helper now that kvm_set_cr3() manually handles the necessary sync, frees, and TLB flush. This will allow dropping the params from the fast PGD helpers since nested SVM is now the odd blob out. Signed-off-by: Sean Christopherson Message-Id: <20210609234235.1244004-6-seanjc@google.com> Signed-off-by: Paolo Bonzini --- diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 8ed5f32..7d2c7a3 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1115,7 +1115,7 @@ int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3) return 1; if (cr3 != kvm_read_cr3(vcpu)) - kvm_mmu_new_pgd(vcpu, cr3, skip_tlb_flush, skip_tlb_flush); + kvm_mmu_new_pgd(vcpu, cr3, true, true); vcpu->arch.cr3 = cr3; kvm_register_mark_available(vcpu, VCPU_EXREG_CR3);