Little cleanup for reexecute_instruction, also use gpa_to_gfn in retry_instruction
Signed-off-by: Xiao Guangrong <xiaoguangr...@linux.vnet.ibm.com> --- arch/x86/kvm/x86.c | 13 ++++++------- 1 files changed, 6 insertions(+), 7 deletions(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 52ae8b5..7be8452 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4477,19 +4477,18 @@ static bool reexecute_instruction(struct kvm_vcpu *vcpu, gva_t gva) if (tdp_enabled) return false; + gpa = kvm_mmu_gva_to_gpa_read(vcpu, gva, NULL); + if (gpa == UNMAPPED_GVA) + return true; /* let cpu generate fault */ + /* * if emulation was due to access to shadowed page table * and it failed try to unshadow page and re-enter the * guest to let CPU execute the instruction. */ - if (kvm_mmu_unprotect_page_virt(vcpu, gva)) + if (kvm_mmu_unprotect_page(vcpu->kvm, c(gpa))) return true; - gpa = kvm_mmu_gva_to_gpa_system(vcpu, gva, NULL); - - if (gpa == UNMAPPED_GVA) - return true; /* let cpu generate fault */ - /* * Do not retry the unhandleable instruction if it faults on the * readonly host memory, otherwise it will goto a infinite loop: @@ -4544,7 +4543,7 @@ static bool retry_instruction(struct x86_emulate_ctxt *ctxt, if (!vcpu->arch.mmu.direct_map) gpa = kvm_mmu_gva_to_gpa_write(vcpu, cr2, NULL); - kvm_mmu_unprotect_page(vcpu->kvm, gpa >> PAGE_SHIFT); + kvm_mmu_unprotect_page(vcpu->kvm, gpa_to_gfn(gpa)); return true; } -- 1.7.7.6 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html