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-rw-r--r--include/kvm/arm_psci.h16
-rw-r--r--include/uapi/linux/kvm.h7
2 files changed, 21 insertions, 2 deletions
diff --git a/include/kvm/arm_psci.h b/include/kvm/arm_psci.h
index e518e4e3dfb5..4b1548129fa2 100644
--- a/include/kvm/arm_psci.h
+++ b/include/kvm/arm_psci.h
@@ -37,10 +37,15 @@ static inline int kvm_psci_version(struct kvm_vcpu *vcpu, struct kvm *kvm)
* Our PSCI implementation stays the same across versions from
* v0.2 onward, only adding the few mandatory functions (such
* as FEATURES with 1.0) that are required by newer
- * revisions. It is thus safe to return the latest.
+ * revisions. It is thus safe to return the latest, unless
+ * userspace has instructed us otherwise.
*/
- if (test_bit(KVM_ARM_VCPU_PSCI_0_2, vcpu->arch.features))
+ if (test_bit(KVM_ARM_VCPU_PSCI_0_2, vcpu->arch.features)) {
+ if (vcpu->kvm->arch.psci_version)
+ return vcpu->kvm->arch.psci_version;
+
return KVM_ARM_PSCI_LATEST;
+ }
return KVM_ARM_PSCI_0_1;
}
@@ -48,4 +53,11 @@ static inline int kvm_psci_version(struct kvm_vcpu *vcpu, struct kvm *kvm)
int kvm_hvc_call_handler(struct kvm_vcpu *vcpu);
+struct kvm_one_reg;
+
+int kvm_arm_get_fw_num_regs(struct kvm_vcpu *vcpu);
+int kvm_arm_copy_fw_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices);
+int kvm_arm_get_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
+int kvm_arm_set_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg);
+
#endif /* __KVM_ARM_PSCI_H__ */
diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index 1065006c9bf5..b02c41e53d56 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -676,6 +676,13 @@ struct kvm_ioeventfd {
__u8 pad[36];
};
+#define KVM_X86_DISABLE_EXITS_MWAIT (1 << 0)
+#define KVM_X86_DISABLE_EXITS_HTL (1 << 1)
+#define KVM_X86_DISABLE_EXITS_PAUSE (1 << 2)
+#define KVM_X86_DISABLE_VALID_EXITS (KVM_X86_DISABLE_EXITS_MWAIT | \
+ KVM_X86_DISABLE_EXITS_HTL | \
+ KVM_X86_DISABLE_EXITS_PAUSE)
+
/* for KVM_ENABLE_CAP */
struct kvm_enable_cap {
/* in */