KVM: SVM: intercept SMI to handle it at host level

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

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>

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