From: Xin Li Rename the WRMSR fastpath API to drop "irqoff", as that information is redundant (the fastpath always runs with IRQs disabled), and to prepare for adding a fastpath for the immediate variant of WRMSRNS. No functional change intended. Signed-off-by: Xin Li (Intel) [sean: split to separate patch, write changelog] Signed-off-by: Sean Christopherson --- arch/x86/kvm/svm/svm.c | 2 +- arch/x86/kvm/vmx/vmx.c | 2 +- arch/x86/kvm/x86.c | 4 ++-- arch/x86/kvm/x86.h | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index f7e1e665a826..ca550c4fa174 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -4197,7 +4197,7 @@ static fastpath_t svm_exit_handlers_fastpath(struct kvm_vcpu *vcpu) case SVM_EXIT_MSR: if (!control->exit_info_1) break; - return handle_fastpath_set_msr_irqoff(vcpu); + return handle_fastpath_wrmsr(vcpu); case SVM_EXIT_HLT: return handle_fastpath_hlt(vcpu); case SVM_EXIT_INVD: diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 95765db52992..ae2c8c10e5d2 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -7170,7 +7170,7 @@ static fastpath_t vmx_exit_handlers_fastpath(struct kvm_vcpu *vcpu, switch (vmx_get_exit_reason(vcpu).basic) { case EXIT_REASON_MSR_WRITE: - return handle_fastpath_set_msr_irqoff(vcpu); + return handle_fastpath_wrmsr(vcpu); case EXIT_REASON_PREEMPTION_TIMER: return handle_fastpath_preemption_timer(vcpu, force_immediate_exit); case EXIT_REASON_HLT: diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index d3afb875133e..6470f0ab2060 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -2142,7 +2142,7 @@ static inline bool kvm_vcpu_exit_request(struct kvm_vcpu *vcpu) kvm_request_pending(vcpu) || xfer_to_guest_mode_work_pending(); } -fastpath_t handle_fastpath_set_msr_irqoff(struct kvm_vcpu *vcpu) +fastpath_t handle_fastpath_wrmsr(struct kvm_vcpu *vcpu) { u64 data = kvm_read_edx_eax(vcpu); u32 msr = kvm_rcx_read(vcpu); @@ -2167,7 +2167,7 @@ fastpath_t handle_fastpath_set_msr_irqoff(struct kvm_vcpu *vcpu) return EXIT_FASTPATH_REENTER_GUEST; } -EXPORT_SYMBOL_GPL(handle_fastpath_set_msr_irqoff); +EXPORT_SYMBOL_GPL(handle_fastpath_wrmsr); /* * Adapt set_msr() to msr_io()'s calling convention diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index 46220b04cdf2..2dab9c9d6199 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -437,7 +437,7 @@ int x86_decode_emulated_instruction(struct kvm_vcpu *vcpu, int emulation_type, void *insn, int insn_len); int x86_emulate_instruction(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, int emulation_type, void *insn, int insn_len); -fastpath_t handle_fastpath_set_msr_irqoff(struct kvm_vcpu *vcpu); +fastpath_t handle_fastpath_wrmsr(struct kvm_vcpu *vcpu); fastpath_t handle_fastpath_hlt(struct kvm_vcpu *vcpu); fastpath_t handle_fastpath_invd(struct kvm_vcpu *vcpu); -- 2.50.1.565.gc32cd1483b-goog