[PATCH 12/13] KVM: SVM: intercept SMI to handle it at host level

From: Avi Kivity
Date: Mon Feb 19 2007 - 05:33:13 EST


From: Joerg Roedel <joerg.roedel@xxxxxxx>

This patch changes the SVM code to intercept SMIs and handle it
outside the guest.

Signed-off-by: Joerg Roedel <joerg.roedel@xxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>

Index: linux-2.6/drivers/kvm/svm.c
===================================================================
--- linux-2.6.orig/drivers/kvm/svm.c
+++ linux-2.6/drivers/kvm/svm.c
@@ -486,6 +486,7 @@ static void init_vmcb(struct vmcb *vmcb)

control->intercept = (1ULL << INTERCEPT_INTR) |
(1ULL << INTERCEPT_NMI) |
+ (1ULL << INTERCEPT_SMI) |
/*
* selective cr0 intercept bug?
* 0: 0f 22 d8 mov %eax,%cr3
-
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