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[Qemu-devel] [PATCH 07/10] s390x/kvm: SIGP START is only applicable when
From: |
Jens Freimann |
Subject: |
[Qemu-devel] [PATCH 07/10] s390x/kvm: SIGP START is only applicable when STOPPED |
Date: |
Tue, 24 Feb 2015 14:15:28 +0100 |
From: David Hildenbrand <address@hidden>
In preparation for other CPU states, SIGP START will only start a VCPU if it is
in the STOPPED state.
Reviewed-by: Thomas Huth <address@hidden>
Reviewed-by: Cornelia Huck <address@hidden>
Signed-off-by: Jens Freimann <address@hidden>
Signed-off-by: David Hildenbrand <address@hidden>
---
target-s390x/kvm.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c
index fcb0cae..ed56b3c 100644
--- a/target-s390x/kvm.c
+++ b/target-s390x/kvm.c
@@ -1117,6 +1117,11 @@ 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;
}
--
2.1.4
- [Qemu-devel] [PATCH 00/10] s390x: move sigp handling to user space, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 05/10] s390x/kvm: trace all SIGP orders, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 10/10] s390x/kvm: enable the new SIGP handling in user space, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 03/10] s390x/kvm: pass the SIGP instruction parameter to the SIGP handler, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 04/10] s390x/kvm: helper to set the SIGP status in SigpInfo, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 01/10] s390x: introduce defines for SIGP condition codes, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 09/10] s390x/kvm: deliver SIGP RESTART directly if stopped, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 06/10] s390x/kvm: implement handling of new SIGP orders, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 07/10] s390x/kvm: SIGP START is only applicable when STOPPED,
Jens Freimann <=
- [Qemu-devel] [PATCH 08/10] s390x: add function to deliver restart irqs, Jens Freimann, 2015/02/24
- [Qemu-devel] [PATCH 02/10] s390x/kvm: more details for SIGP handler with one destination vcpu, Jens Freimann, 2015/02/24