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[Qemu-devel] [RFC PATCH V3 2/7] kvm: Handle exit reason KVM_EXIT_SYSTEM_
From: |
Pranavkumar Sawargaonkar |
Subject: |
[Qemu-devel] [RFC PATCH V3 2/7] kvm: Handle exit reason KVM_EXIT_SYSTEM_EVENT |
Date: |
Thu, 10 Apr 2014 17:16:49 +0530 |
In-kernel PSCI v0.2 emulation of KVM ARM/ARM64 forwards SYSTEM_OFF
and SYSTEM_RESET function calls to QEMU using KVM_EXIT_SYSTEM_EVENT
exit reason.
This patch updates kvm_cpu_exec() to handle KVM_SYSTEM_EVENT_SHUTDOWN
and KVM_SYSTEM_EVENT_RESET system-level events from QEMU-side.
Signed-off-by: Pranavkumar Sawargaonkar <address@hidden>
Signed-off-by: Anup Patel <address@hidden>
---
kvm-all.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/kvm-all.c b/kvm-all.c
index cd4111d..53edbc9 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1724,6 +1724,22 @@ int kvm_cpu_exec(CPUState *cpu)
case KVM_EXIT_INTERNAL_ERROR:
ret = kvm_handle_internal_error(cpu, run);
break;
+ case KVM_EXIT_SYSTEM_EVENT:
+ switch (run->system_event.type) {
+ case KVM_SYSTEM_EVENT_SHUTDOWN:
+ qemu_system_shutdown_request();
+ ret = EXCP_INTERRUPT;
+ break;
+ case KVM_SYSTEM_EVENT_RESET:
+ qemu_system_reset_request();
+ ret = EXCP_INTERRUPT;
+ break;
+ default:
+ DPRINTF("kvm_arch_handle_exit\n");
+ ret = kvm_arch_handle_exit(cpu, run);
+ break;
+ }
+ break;
default:
DPRINTF("kvm_arch_handle_exit\n");
ret = kvm_arch_handle_exit(cpu, run);
--
1.7.9.5
- [Qemu-devel] [RFC PATCH V3 0/7] PSCI v0.2 support for KVM ARM/ARM64, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 1/7] linux-headers: Update KVM headers from v3.15, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 2/7] kvm: Handle exit reason KVM_EXIT_SYSTEM_EVENT,
Pranavkumar Sawargaonkar <=
- [Qemu-devel] [RFC PATCH V3 3/7] target-arm: Enable KVM_ARM_VCPU_PSCI_0_2 feature when possible, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 4/7] target-arm: Provide PSCI v0.2 constants to generic QEMU code, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 5/7] hw/arm/virt: Use PSCI v0.2 function IDs when kernel supports it, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 6/7] target-arm: Common kvm_arm_vcpu_init() for KVM ARM and KVM ARM64, Pranavkumar Sawargaonkar, 2014/04/10
- [Qemu-devel] [RFC PATCH V3 7/7] target-arm: Implement kvm_arch_reset_vcpu() for KVM ARM64, Pranavkumar Sawargaonkar, 2014/04/10
- Re: [Qemu-devel] [RFC PATCH V3 0/7] PSCI v0.2 support for KVM ARM/ARM64, Peter Maydell, 2014/04/28