[PATCH 4/5] kvmtool: Handle exit reason KVM_EXIT_SYSTEM_EVENT

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The KVM_EXIT_SYSTEM_EVENT exit reason was added to define
architecture independent system-wide events for a Guest.

Currently, it is used by in-kernel PSCI-0.2 emulation of
KVM ARM/ARM64 to inform user space about PSCI SYSTEM_OFF
or PSCI SYSTEM_RESET request.

For now, we simply treat all system-wide guest events as
same and shutdown the guest upon KVM_EXIT_SYSTEM_EVENT.

Signed-off-by: Pranavkumar Sawargaonkar <pranavkumar@xxxxxxxxxx>
Signed-off-by: Anup Patel <anup.patel@xxxxxxxxxx>
---
 tools/kvm/kvm-cpu.c |    6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/kvm/kvm-cpu.c b/tools/kvm/kvm-cpu.c
index ee0a8ec..e20ee4b 100644
--- a/tools/kvm/kvm-cpu.c
+++ b/tools/kvm/kvm-cpu.c
@@ -160,6 +160,12 @@ int kvm_cpu__start(struct kvm_cpu *cpu)
 			goto exit_kvm;
 		case KVM_EXIT_SHUTDOWN:
 			goto exit_kvm;
+		case KVM_EXIT_SYSTEM_EVENT:
+			/*
+			 * Treat both SHUTDOWN & RESET system events
+			 * as shutdown request.
+			 */
+			goto exit_kvm;
 		default: {
 			bool ret;
 
-- 
1.7.9.5

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