diff options
| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2015-02-24 14:15:28 +0100 |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2015-03-10 09:26:22 +0100 |
| commit | 4f2b55d18413ba09f8a4367a670192e46e967fc0 (patch) | |
| tree | a66a44d910eb9827db7c9f0209dcea116e5c4ec4 | |
| parent | 18ff949474cfbba892fdc34aa6ed7558afc78c5c (diff) | |
s390x/kvm: SIGP START is only applicable when STOPPED
In preparation for other CPU states, SIGP START will only start a VCPU if it is
in the STOPPED state.
Reviewed-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: David Hildenbrand <dahi@linux.vnet.ibm.com>
Message-Id: <1424783731-43426-8-git-send-email-jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
| -rw-r--r-- | target-s390x/kvm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c index 127a3b8024..702351331f 100644 --- a/target-s390x/kvm.c +++ b/target-s390x/kvm.c @@ -1130,6 +1130,11 @@ static void sigp_start(void *arg) { SigpInfo *si = arg; + if (s390_cpu_get_state(si->cpu) != CPU_STATE_STOPPED) { + si->cc = SIGP_CC_ORDER_CODE_ACCEPTED; + return; + } + s390_cpu_set_state(CPU_STATE_OPERATING, si->cpu); si->cc = SIGP_CC_ORDER_CODE_ACCEPTED; } |