From: "Radim Krčmář" <rkrcmar@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: kvm@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>
Subject: [PATCH] KVM: vmx: pass error code with internal error #2
Date: Thu, 2 Apr 2015 21:11:05 +0200 [thread overview]
Message-ID: <1428001865-32280-1-git-send-email-rkrcmar@redhat.com> (raw)
Exposing the on-stack error code with internal error is cheap and
potentially useful.
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
---
arch/x86/kvm/vmx.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 0caaf56eb459..cfbd737afcd1 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -5089,9 +5089,10 @@ static int handle_exception(struct kvm_vcpu *vcpu)
!(is_page_fault(intr_info) && !(error_code & PFERR_RSVD_MASK))) {
vcpu->run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
vcpu->run->internal.suberror = KVM_INTERNAL_ERROR_SIMUL_EX;
- vcpu->run->internal.ndata = 2;
+ vcpu->run->internal.ndata = 3;
vcpu->run->internal.data[0] = vect_info;
vcpu->run->internal.data[1] = intr_info;
+ vcpu->run->internal.data[2] = error_code;
return 0;
}
--
2.3.4
next reply other threads:[~2015-04-02 19:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-02 19:11 Radim Krčmář [this message]
2015-04-07 11:16 ` Paolo Bonzini
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