[RFC PATCH 1/5] ARM/ARM64: KVM: Update user space API header for PSCI emulation

[Anup Patel]

Update user space API interface headers for providing information to
user space needed to emulate PSCI function calls in user space (i.e.
QEMU or KVMTOOL).

Signed-off-by: Anup Patel <anup.patel at linaro.org>
Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar at linaro.org>
---
 include/uapi/linux/kvm.h |    7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
index e32e776..dae2664 100644
--- a/include/uapi/linux/kvm.h
+++ b/include/uapi/linux/kvm.h
@@ -171,6 +171,7 @@ struct kvm_pit_config {
 #define KVM_EXIT_WATCHDOG         21
 #define KVM_EXIT_S390_TSCH        22
 #define KVM_EXIT_EPR              23
+#define KVM_EXIT_PSCI             24
 
 /* For KVM_EXIT_INTERNAL_ERROR */
 /* Emulate instruction failed. */
@@ -301,6 +302,12 @@ struct kvm_run {
 		struct {
 			__u32 epr;
 		} epr;
+		/* KVM_EXIT_PSCI */
+		struct {
+			__u32 fn;
+			__u64 args[7];
+			__u64 ret[4];
+		} psci;
 		/* Fix the size of the union. */
 		char padding[256];
 	};
-- 
1.7.9.5