From: David Kaplan <david.kap...@amd.com>
No need to re-decode WBINVD since we know what it is from the intercept.
Signed-off-by: David Kaplan <david.kap...@amd.com>
[extracted from larger unlrelated patch, forward ported, tested,style cleanup]
Signed-off-by: Joel Schopp <joel.sch...@amd.com>
---
arch/x86/kvm/svm.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 0c9e377..6fa4222 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -2774,6 +2774,12 @@ static int skinit_interception(struct vcpu_svm *svm)
return 1;
}
+static int wbinvd_interception(struct vcpu_svm *svm)
+{
+ kvm_emulate_wbinvd(&svm->vcpu);
+ return 1;
+}
+
static int xsetbv_interception(struct vcpu_svm *svm)
{
u64 new_bv = kvm_read_edx_eax(&svm->vcpu);
@@ -3374,7 +3380,7 @@ static int (*const svm_exit_handlers[])(struct vcpu_svm
*svm) = {
[SVM_EXIT_STGI] = stgi_interception,
[SVM_EXIT_CLGI] = clgi_interception,
[SVM_EXIT_SKINIT] = skinit_interception,
- [SVM_EXIT_WBINVD] = emulate_on_interception,
+ [SVM_EXIT_WBINVD] = wbinvd_interception,
[SVM_EXIT_MONITOR] = monitor_interception,
[SVM_EXIT_MWAIT] = mwait_interception,
[SVM_EXIT_XSETBV] = xsetbv_interception,
--
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