From 4d9c83f5a06ac9693a2a20fd47e4ca05c4d8ab87 Mon Sep 17 00:00:00 2001 From: Sean Christopherson Date: Fri, 28 Jan 2022 00:52:02 +0000 Subject: [PATCH] KVM: SVM: Rename svm_flush_tlb() to svm_flush_tlb_current() Rename svm_flush_tlb() to svm_flush_tlb_current() so that at least one of the flushing operations in svm_x86_ops can be filled via kvm-x86-ops.h, and to document the scope of the flush (specifically that it doesn't flush "all"). Opportunistically make svm_tlb_flush_current(), was svm_flush_tlb(), static. No functional change intended. Signed-off-by: Sean Christopherson Message-Id: <20220128005208.4008533-17-seanjc@google.com> Signed-off-by: Paolo Bonzini --- arch/x86/kvm/svm/svm.c | 12 +++++++----- arch/x86/kvm/svm/svm.h | 1 - 2 files changed, 7 insertions(+), 6 deletions(-) diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 277e6f10c0e4..11684ddd50e3 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -265,6 +265,8 @@ u32 svm_msrpm_offset(u32 msr) #define MAX_INST_SIZE 15 +static void svm_flush_tlb_current(struct kvm_vcpu *vcpu); + static int get_npt_level(void) { #ifdef CONFIG_X86_64 @@ -1658,7 +1660,7 @@ void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) unsigned long old_cr4 = vcpu->arch.cr4; if (npt_enabled && ((old_cr4 ^ cr4) & X86_CR4_PGE)) - svm_flush_tlb(vcpu); + svm_flush_tlb_current(vcpu); vcpu->arch.cr4 = cr4; if (!npt_enabled) { @@ -3503,7 +3505,7 @@ static int svm_set_identity_map_addr(struct kvm *kvm, u64 ident_addr) return 0; } -void svm_flush_tlb(struct kvm_vcpu *vcpu) +static void svm_flush_tlb_current(struct kvm_vcpu *vcpu) { struct vcpu_svm *svm = to_svm(vcpu); @@ -4536,10 +4538,10 @@ static struct kvm_x86_ops svm_x86_ops __initdata = { .set_rflags = svm_set_rflags, .get_if_flag = svm_get_if_flag, - .flush_tlb_all = svm_flush_tlb, - .flush_tlb_current = svm_flush_tlb, + .flush_tlb_all = svm_flush_tlb_current, + .flush_tlb_current = svm_flush_tlb_current, .flush_tlb_gva = svm_flush_tlb_gva, - .flush_tlb_guest = svm_flush_tlb, + .flush_tlb_guest = svm_flush_tlb_current, .vcpu_pre_run = svm_vcpu_pre_run, .vcpu_run = svm_vcpu_run, diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 737ac2ec88f4..ceab55fc8325 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -480,7 +480,6 @@ void svm_vcpu_free_msrpm(u32 *msrpm); int svm_set_efer(struct kvm_vcpu *vcpu, u64 efer); void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0); void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4); -void svm_flush_tlb(struct kvm_vcpu *vcpu); void disable_nmi_singlestep(struct vcpu_svm *svm); bool svm_smi_blocked(struct kvm_vcpu *vcpu); bool svm_nmi_blocked(struct kvm_vcpu *vcpu); -- 2.11.0