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-rw-r--r--arch/powerpc/include/asm/kvm_para.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_para.h b/arch/powerpc/include/asm/kvm_para.h
new file mode 100644
index 000000000..abe1b5e82
--- /dev/null
+++ b/arch/powerpc/include/asm/kvm_para.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ *
+ * Copyright IBM Corp. 2008
+ *
+ * Authors: Hollis Blanchard <hollisb@us.ibm.com>
+ */
+#ifndef __POWERPC_KVM_PARA_H__
+#define __POWERPC_KVM_PARA_H__
+
+#include <asm/kvm_guest.h>
+
+#include <uapi/asm/kvm_para.h>
+
+static inline int kvm_para_available(void)
+{
+ return IS_ENABLED(CONFIG_KVM_GUEST) && is_kvm_guest();
+}
+
+static inline unsigned int kvm_arch_para_features(void)
+{
+ unsigned long r;
+
+ if (!kvm_para_available())
+ return 0;
+
+ if(epapr_hypercall0_1(KVM_HCALL_TOKEN(KVM_HC_FEATURES), &r))
+ return 0;
+
+ return r;
+}
+
+static inline unsigned int kvm_arch_para_hints(void)
+{
+ return 0;
+}
+
+static inline bool kvm_check_and_clear_guest_paused(void)
+{
+ return false;
+}
+
+#endif /* __POWERPC_KVM_PARA_H__ */