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authorJason Gunthorpe <jgg@nvidia.com>2022-11-29 16:42:27 -0400
committerJason Gunthorpe <jgg@nvidia.com>2022-12-02 12:04:39 -0400
commit90337f526c98129b0b180fc52dc5f57d8e7a8614 (patch)
treed7458a03027cde56b8191f656dc5cdf1531a767d /arch/x86/kvm/svm/nested.c
parent169dd5c987e60e62aa5785b30d22ded2ae000286 (diff)
parentb7b275e60bcd5f89771e865a8239325f86d9927d (diff)
downloadlinux-90337f526c98129b0b180fc52dc5f57d8e7a8614.tar.bz2
Merge tag 'v6.1-rc7' into iommufd.git for-next
Resolve conflicts in drivers/vfio/vfio_main.c by using the iommfd version. The rc fix was done a different way when iommufd patches reworked this code. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'arch/x86/kvm/svm/nested.c')
-rw-r--r--arch/x86/kvm/svm/nested.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index 4c620999d230..995bc0f90759 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -1091,6 +1091,12 @@ int nested_svm_vmexit(struct vcpu_svm *svm)
static void nested_svm_triple_fault(struct kvm_vcpu *vcpu)
{
+ struct vcpu_svm *svm = to_svm(vcpu);
+
+ if (!vmcb12_is_intercept(&svm->nested.ctl, INTERCEPT_SHUTDOWN))
+ return;
+
+ kvm_clear_request(KVM_REQ_TRIPLE_FAULT, vcpu);
nested_svm_simple_vmexit(to_svm(vcpu), SVM_EXIT_SHUTDOWN);
}
@@ -1125,6 +1131,9 @@ void svm_free_nested(struct vcpu_svm *svm)
if (!svm->nested.initialized)
return;
+ if (WARN_ON_ONCE(svm->vmcb != svm->vmcb01.ptr))
+ svm_switch_vmcb(svm, &svm->vmcb01);
+
svm_vcpu_free_msrpm(svm->nested.msrpm);
svm->nested.msrpm = NULL;
@@ -1143,9 +1152,6 @@ void svm_free_nested(struct vcpu_svm *svm)
svm->nested.initialized = false;
}
-/*
- * Forcibly leave nested mode in order to be able to reset the VCPU later on.
- */
void svm_leave_nested(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);