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authorMaxim Levitsky <mlevitsk@redhat.com>2022-11-03 16:13:45 +0200
committerPaolo Bonzini <pbonzini@redhat.com>2022-11-17 11:39:56 -0500
commitf9697df251438b0798780900e8b43bdb12a56d64 (patch)
treee725dfa86cd557adf6fdce934abcdbb7d7e31ff3 /arch
parent16ae56d7e0528559bf8dc9070e3bfd8ba3de80df (diff)
KVM: x86: add kvm_leave_nested
add kvm_leave_nested which wraps a call to nested_ops->leave_nested into a function. Cc: stable@vger.kernel.org Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com> Message-Id: <20221103141351.50662-4-mlevitsk@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/svm/nested.c3
-rw-r--r--arch/x86/kvm/vmx/nested.c3
-rw-r--r--arch/x86/kvm/x86.c8
3 files changed, 7 insertions, 7 deletions
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index b02a3a1792f1..7354f0035a69 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -1146,9 +1146,6 @@ 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);
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 0c62352dda6a..f7333b9cdfbc 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -6440,9 +6440,6 @@ out:
return kvm_state.size;
}
-/*
- * Forcibly leave nested mode in order to be able to reset the VCPU later on.
- */
void vmx_leave_nested(struct kvm_vcpu *vcpu)
{
if (is_guest_mode(vcpu)) {
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index ecea83f0da49..ff5be7189237 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -628,6 +628,12 @@ static void kvm_queue_exception_vmexit(struct kvm_vcpu *vcpu, unsigned int vecto
ex->payload = payload;
}
+/* Forcibly leave the nested mode in cases like a vCPU reset */
+static void kvm_leave_nested(struct kvm_vcpu *vcpu)
+{
+ kvm_x86_ops.nested_ops->leave_nested(vcpu);
+}
+
static void kvm_multiple_exception(struct kvm_vcpu *vcpu,
unsigned nr, bool has_error, u32 error_code,
bool has_payload, unsigned long payload, bool reinject)
@@ -5195,7 +5201,7 @@ static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu,
if (events->flags & KVM_VCPUEVENT_VALID_SMM) {
if (!!(vcpu->arch.hflags & HF_SMM_MASK) != events->smi.smm) {
- kvm_x86_ops.nested_ops->leave_nested(vcpu);
+ kvm_leave_nested(vcpu);
kvm_smm_changed(vcpu, events->smi.smm);
}