From 4f0226482d20f104e943ee9e6f1218b573953f63 Mon Sep 17 00:00:00 2001 From: Xiao Guangrong Date: Tue, 12 Jul 2011 03:34:24 +0800 Subject: KVM: MMU: trace mmio page fault Add tracepoints to trace mmio page fault Signed-off-by: Xiao Guangrong Signed-off-by: Avi Kivity --- arch/x86/kvm/x86.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'arch/x86/kvm/x86.c') diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 2c9661f230a9..84a28ea45fa4 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4021,6 +4021,7 @@ static int vcpu_mmio_gva_to_gpa(struct kvm_vcpu *vcpu, unsigned long gva, vcpu->arch.access)) { *gpa = vcpu->arch.mmio_gfn << PAGE_SHIFT | (gva & (PAGE_SIZE - 1)); + trace_vcpu_match_mmio(gva, *gpa, write, false); return 1; } @@ -4036,8 +4037,10 @@ static int vcpu_mmio_gva_to_gpa(struct kvm_vcpu *vcpu, unsigned long gva, if ((*gpa & PAGE_MASK) == APIC_DEFAULT_PHYS_BASE) return 1; - if (vcpu_match_mmio_gpa(vcpu, *gpa)) + if (vcpu_match_mmio_gpa(vcpu, *gpa)) { + trace_vcpu_match_mmio(gva, *gpa, write, true); return 1; + } return 0; } -- cgit v1.2.3-59-g8ed1b