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authorThomas Huth2014-01-24 17:18:38 +0100
committerChristian Borntraeger2014-02-27 09:51:26 +0100
commit04c2b5168e242e6fa6901442bd399aa7087effca (patch)
tree059014a8a3538cb0e4de1bd46d14c48c0cc2e87e /target-s390x
parents390x/kvm: Rework SIGP INITIAL CPU RESET handler (diff)
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s390x/kvm: Add missing SIGP CPU RESET order
The SIGP order CPU RESET was still missing in the list of our supported handler. This patch now adds a simple implementation, by using the cpu_reset() function that is already available in target-s390x/cpu.c. Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'target-s390x')
-rw-r--r--target-s390x/kvm.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 75e88224e3..20c711fd2c 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -635,6 +635,15 @@ static void sigp_initial_cpu_reset(void *arg)
scc->initial_cpu_reset(cpu);
}
+static void sigp_cpu_reset(void *arg)
+{
+ CPUState *cpu = arg;
+ S390CPUClass *scc = S390_CPU_GET_CLASS(cpu);
+
+ cpu_synchronize_state(cpu);
+ scc->cpu_reset(cpu);
+}
+
#define SIGP_ORDER_MASK 0x000000ff
static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
@@ -674,6 +683,10 @@ static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
run_on_cpu(CPU(target_cpu), sigp_initial_cpu_reset, CPU(target_cpu));
cc = 0;
break;
+ case SIGP_CPU_RESET:
+ run_on_cpu(CPU(target_cpu), sigp_cpu_reset, CPU(target_cpu));
+ cc = 0;
+ break;
default:
DPRINTF("KVM: unknown SIGP: 0x%x\n", order_code);
*statusreg &= 0xffffffff00000000UL;