From bcaf5cc543bdb8f61fc3ce09944e0ecde2966595 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Wed, 20 Apr 2011 15:53:23 +0300 Subject: [PATCH] KVM: x86 emulator: add new ->wbinvd() callback Instead of calling kvm_emulate_wbinvd() directly. Signed-off-by: Avi Kivity --- arch/x86/include/asm/kvm_emulate.h | 1 + arch/x86/kvm/emulate.c | 2 +- arch/x86/kvm/x86.c | 6 ++++++ 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h index d30840d..51341d6 100644 --- a/arch/x86/include/asm/kvm_emulate.h +++ b/arch/x86/include/asm/kvm_emulate.h @@ -187,6 +187,7 @@ struct x86_emulate_ops { int (*set_msr)(struct x86_emulate_ctxt *ctxt, u32 msr_index, u64 data); int (*get_msr)(struct x86_emulate_ctxt *ctxt, u32 msr_index, u64 *pdata); void (*halt)(struct x86_emulate_ctxt *ctxt); + void (*wbinvd)(struct x86_emulate_ctxt *ctxt); int (*fix_hypercall)(struct x86_emulate_ctxt *ctxt); void (*get_fpu)(struct x86_emulate_ctxt *ctxt); /* disables preempt */ void (*put_fpu)(struct x86_emulate_ctxt *ctxt); /* reenables preempt */ diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 64e7373..522bc35 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -4092,7 +4092,7 @@ twobyte_insn: rc = em_clts(ctxt); break; case 0x09: /* wbinvd */ - kvm_emulate_wbinvd(ctxt->vcpu); + ctxt->ops->wbinvd(ctxt); break; case 0x08: /* invd */ case 0x0d: /* GrpP (prefetch) */ diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 4a2b40e..5d853d5 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4154,6 +4154,11 @@ int kvm_emulate_wbinvd(struct kvm_vcpu *vcpu) } EXPORT_SYMBOL_GPL(kvm_emulate_wbinvd); +static void emulator_wbinvd(struct x86_emulate_ctxt *ctxt) +{ + kvm_emulate_wbinvd(emul_to_vcpu(ctxt)); +} + int emulator_get_dr(struct x86_emulate_ctxt *ctxt, int dr, unsigned long *dest) { return _kvm_get_dr(emul_to_vcpu(ctxt), dr, dest); @@ -4408,6 +4413,7 @@ static struct x86_emulate_ops emulate_ops = { .set_msr = emulator_set_msr, .get_msr = emulator_get_msr, .halt = emulator_halt, + .wbinvd = emulator_wbinvd, .fix_hypercall = emulator_fix_hypercall, .get_fpu = emulator_get_fpu, .put_fpu = emulator_put_fpu, -- 2.7.4