diff options
| author | Wonhyuk Yang <vvghjk1234@gmail.com> | 2022-05-10 16:10:00 +0900 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-09-26 12:02:30 -0400 |
| commit | faa03b39722a86e4b83e594151d1775875a0c7ca (patch) | |
| tree | 46135d8fa399d6e7c5468afc41cd8f2550430d87 /arch/x86/kvm/mmu/mmu.c | |
| parent | b5cb32b16ce7f757b53f14586bbdd05c3b7ebc29 (diff) | |
| download | linux-faa03b39722a86e4b83e594151d1775875a0c7ca.tar.bz2 | |
KVM: Add extra information in kvm_page_fault trace point
Currently, kvm_page_fault trace point provide fault_address and error
code. However it is not enough to find which cpu and instruction
cause kvm_page_faults. So add vcpu id and instruction pointer in
kvm_page_fault trace point.
Cc: Baik Song An <bsahn@etri.re.kr>
Cc: Hong Yeon Kim <kimhy@etri.re.kr>
Cc: Taeung Song <taeung@reallinux.co.kr>
Cc: linuxgeek@linuxgeek.io
Signed-off-by: Wonhyuk Yang <vvghjk1234@gmail.com>
Link: https://lore.kernel.org/r/20220510071001.87169-1-vvghjk1234@gmail.com
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu/mmu.c')
| -rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 32b60a6b83bd..40feb5ec761e 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4302,7 +4302,7 @@ int kvm_handle_page_fault(struct kvm_vcpu *vcpu, u64 error_code, vcpu->arch.l1tf_flush_l1d = true; if (!flags) { - trace_kvm_page_fault(fault_address, error_code); + trace_kvm_page_fault(vcpu, fault_address, error_code); if (kvm_event_needs_reinjection(vcpu)) kvm_mmu_unprotect_page_virt(vcpu, fault_address); |