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authorSean Christopherson <seanjc@google.com>2022-08-30 12:26:24 -0700
committerPaolo Bonzini <pbonzini@redhat.com>2022-09-26 12:02:31 -0400
commitbff0adc40c0050dbbcec74829ffa9ef5a5d29eba (patch)
tree6ddc380d35d87cf07dca566fed67e40522eee2a5 /arch/x86/kvm/trace.h
parentKVM: Add extra information in kvm_page_fault trace point (diff)
downloadlinux-dev-bff0adc40c0050dbbcec74829ffa9ef5a5d29eba.tar.xz
linux-dev-bff0adc40c0050dbbcec74829ffa9ef5a5d29eba.zip
KVM: x86: Use u64 for address and error code in page fault tracepoint
Track the address and error code as 64-bit values in the page fault tracepoint. When TDP is enabled, the address is a GPA and thus can be a 64-bit value even on 32-bit hosts. And SVM's #NPF genereates 64-bit error codes. Opportunistically clean up the formatting. Signed-off-by: Sean Christopherson <seanjc@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/trace.h')
-rw-r--r--arch/x86/kvm/trace.h9
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h
index 331bdb0ae4b1..c369ebc7269c 100644
--- a/arch/x86/kvm/trace.h
+++ b/arch/x86/kvm/trace.h
@@ -394,15 +394,14 @@ TRACE_EVENT(kvm_inj_exception,
* Tracepoint for page fault.
*/
TRACE_EVENT(kvm_page_fault,
- TP_PROTO(struct kvm_vcpu *vcpu, unsigned long fault_address,
- unsigned int error_code),
+ TP_PROTO(struct kvm_vcpu *vcpu, u64 fault_address, u64 error_code),
TP_ARGS(vcpu, fault_address, error_code),
TP_STRUCT__entry(
__field( unsigned int, vcpu_id )
__field( unsigned long, guest_rip )
- __field( unsigned long, fault_address )
- __field( unsigned int, error_code )
+ __field( u64, fault_address )
+ __field( u64, error_code )
),
TP_fast_assign(
@@ -412,7 +411,7 @@ TRACE_EVENT(kvm_page_fault,
__entry->error_code = error_code;
),
- TP_printk("vcpu %u rip 0x%lx address 0x%lx error_code %x",
+ TP_printk("vcpu %u rip 0x%lx address 0x%016llx error_code 0x%llx",
__entry->vcpu_id, __entry->guest_rip,
__entry->fault_address, __entry->error_code)
);