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| author | Maxim Levitsky <mlevitsk@redhat.com> | 2021-02-17 16:57:12 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-02-18 07:33:29 -0500 |
| commit | f5c59b575bdfb6522a99e964875e39bd2568657b (patch) | |
| tree | 12950d38ec9ada519dfea15f4f836c9f5e9b31a0 /arch | |
| parent | 1aaca37e1e4e3d098232ee9e3b154e83c52374ea (diff) | |
| download | linux-f5c59b575bdfb6522a99e964875e39bd2568657b.tar.bz2 | |
KVM: VMX: read idt_vectoring_info a bit earlier
trace_kvm_exit prints this value (using vmx_get_exit_info)
so it makes sense to read it before the trace point.
Fixes: dcf068da7eb2 ("KVM: VMX: Introduce generic fastpath handler")
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210217145718.1217358-2-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/vmx/vmx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index e1b84008a05d..5ddaf7e4f601 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -6841,13 +6841,15 @@ static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu) if (unlikely((u16)vmx->exit_reason.basic == EXIT_REASON_MCE_DURING_VMENTRY)) kvm_machine_check(); + if (likely(!vmx->exit_reason.failed_vmentry)) + vmx->idt_vectoring_info = vmcs_read32(IDT_VECTORING_INFO_FIELD); + trace_kvm_exit(vmx->exit_reason.full, vcpu, KVM_ISA_VMX); if (unlikely(vmx->exit_reason.failed_vmentry)) return EXIT_FASTPATH_NONE; vmx->loaded_vmcs->launched = 1; - vmx->idt_vectoring_info = vmcs_read32(IDT_VECTORING_INFO_FIELD); vmx_recover_nmi_blocking(vmx); vmx_complete_interrupts(vmx); |