diff options
| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2011-07-12 03:34:24 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-07-24 11:50:41 +0300 |
| commit | 4f0226482d20f104e943ee9e6f1218b573953f63 (patch) | |
| tree | 5e74a1b7829e48433640de3708e593b365cb7405 /arch/x86/kvm/x86.c | |
| parent | ce88decffd17bf9f373cc233c961ad2054965667 (diff) | |
KVM: MMU: trace mmio page fault
Add tracepoints to trace mmio page fault
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 5 |
1 files changed, 4 insertions, 1 deletions
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; } |