[PATCH 04/12] KVM: SVM: Add clean-bit for the ASID

From: Joerg Roedel
Date: Fri Dec 03 2010 - 05:48:18 EST


This patch implements the clean-bit for the asid in the
vmcb.

Signed-off-by: Joerg Roedel <joerg.roedel@xxxxxxx>
---
arch/x86/kvm/svm.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 3ab42be..8675048 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -189,6 +189,7 @@ enum {
VMCB_INTERCEPTS, /* Intercept vectors, TSC offset,
pause filter count */
VMCB_PERM_MAP, /* IOPM Base and MSRPM Base */
+ VMCB_ASID, /* ASID */
VMCB_DIRTY_MAX,
};

@@ -1488,6 +1489,8 @@ static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *sd)

svm->asid_generation = sd->asid_generation;
svm->vmcb->control.asid = sd->next_asid++;
+
+ mark_dirty(svm->vmcb, VMCB_ASID);
}

static void svm_set_dr7(struct kvm_vcpu *vcpu, unsigned long value)
--
1.7.1


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