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authorBlue Swirl <blauwirbel@gmail.com>2011-11-19 11:17:58 +0000
committerBlue Swirl <blauwirbel@gmail.com>2011-11-19 11:17:58 +0000
commit25cc4a768d91817bc3b4bf9b3a270c4791509cd7 (patch)
tree78a65c66213c777fd87d68192ab82bc0f80b6d1e /target-s390x/kvm.c
parent05a86f23e5ca83348eface349429341cefb8697b (diff)
parent326384d5b6dcea69ca44695ee807f8b50234ab71 (diff)
downloadfocaccia-qemu-25cc4a768d91817bc3b4bf9b3a270c4791509cd7.tar.gz
focaccia-qemu-25cc4a768d91817bc3b4bf9b3a270c4791509cd7.zip
Merge branch 's390-1.0' of git://repo.or.cz/qemu/agraf
* 's390-1.0' of git://repo.or.cz/qemu/agraf:
  s390x: initialize virtio dev region
  tcg: Use TCGReg for standard tcg-target entry points.
  tcg: Standardize on TCGReg as the enum for hard registers
  s390x: Add shutdown for TCG s390-virtio machine
  s390: Fix cpu shutdown for KVM
  s390: fix short kernel command lines
  s390: fix reset hypercall to reset the status
  s390x: implement SIGP restart and shutdown
  s390x: implement rrbe instruction properly
  s390x: update R and C bits in storage key
  s390x: make ipte 31-bit aware
  s390x: add ldeb instruction
Diffstat (limited to 'target-s390x/kvm.c')
-rw-r--r--target-s390x/kvm.c19
1 files changed, 7 insertions, 12 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index 4beb794cca..40b0ab1922 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -185,8 +185,7 @@ void kvm_s390_interrupt_internal(CPUState *env, int type, uint32_t parm,
         return;
     }
 
-    env->halted = 0;
-    env->exception_index = -1;
+    s390_add_running_cpu(env);
     qemu_cpu_kick(env);
 
     kvmint.type = type;
@@ -299,8 +298,7 @@ static int handle_diag(CPUState *env, struct kvm_run *run, int ipb_code)
 static int s390_cpu_restart(CPUState *env)
 {
     kvm_s390_interrupt(env, KVM_S390_RESTART, 0);
-    env->halted = 0;
-    env->exception_index = -1;
+    s390_add_running_cpu(env);
     qemu_cpu_kick(env);
     dprintf("DONE: SIGP cpu restart: %p\n", env);
     return 0;
@@ -425,17 +423,16 @@ static int handle_intercept(CPUState *env)
             r = handle_instruction(env, run);
             break;
         case ICPT_WAITPSW:
-            /* XXX What to do on system shutdown? */
-            env->halted = 1;
-            env->exception_index = EXCP_HLT;
+        case ICPT_CPU_STOP:
+            if (s390_del_running_cpu(env) == 0) {
+                qemu_system_shutdown_request();
+            }
+            r = EXCP_HALTED;
             break;
         case ICPT_SOFT_INTERCEPT:
             fprintf(stderr, "KVM unimplemented icpt SOFT\n");
             exit(1);
             break;
-        case ICPT_CPU_STOP:
-            qemu_system_shutdown_request();
-            break;
         case ICPT_IO:
             fprintf(stderr, "KVM unimplemented icpt IO\n");
             exit(1);
@@ -468,8 +465,6 @@ int kvm_arch_handle_exit(CPUState *env, struct kvm_run *run)
 
     if (ret == 0) {
         ret = EXCP_INTERRUPT;
-    } else if (ret > 0) {
-        ret = 0;
     }
     return ret;
 }