Patchwork [PULL,5/8] s390x/kvm: Implemented SIGP START

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Submitter Alexander Graf
Date Dec. 18, 2013, 1:27 p.m.
Message ID <1387373261-26398-6-git-send-email-agraf@suse.de>
Download mbox | patch
Permalink /patch/302886/
State New
Headers show

Comments

Alexander Graf - Dec. 18, 2013, 1:27 p.m.
From: Thomas Huth <thuth@linux.vnet.ibm.com>

This patch adds the missing START order to the SIGP instruction handler.

Signed-off-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 target-s390x/kvm.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

Patch

diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 8c54134..fcc159f 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -588,6 +588,14 @@  static int handle_diag(S390CPU *cpu, struct kvm_run *run, uint32_t ipb)
     return r;
 }
 
+static int kvm_s390_cpu_start(S390CPU *cpu)
+{
+    s390_add_running_cpu(cpu);
+    qemu_cpu_kick(CPU(cpu));
+    DPRINTF("DONE: KVM cpu start: %p\n", &cpu->env);
+    return 0;
+}
+
 int kvm_s390_cpu_restart(S390CPU *cpu)
 {
     kvm_s390_interrupt(cpu, KVM_S390_RESTART, 0);
@@ -642,6 +650,9 @@  static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
     }
 
     switch (order_code) {
+    case SIGP_START:
+        r = kvm_s390_cpu_start(target_cpu);
+        break;
     case SIGP_RESTART:
         r = kvm_s390_cpu_restart(target_cpu);
         break;