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[PULL 03/16] s390x: Don't do a normal reset on the initial cpu

From: Cornelia Huck
Subject: [PULL 03/16] s390x: Don't do a normal reset on the initial cpu
Date: Fri, 13 Dec 2019 17:18:38 +0100

From: Janosch Frank <address@hidden>

The initiating cpu needs to be reset with an initial reset. While
doing a normal reset followed by a initial reset is not wrong per se,
the Ultravisor will only allow the correct reset to be performed.

Signed-off-by: Janosch Frank <address@hidden>
Reviewed-by: David Hildenbrand <address@hidden>
Reviewed-by: Cornelia Huck <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Cornelia Huck <address@hidden>
 hw/s390x/s390-virtio-ccw.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 01e7e209a5da..e0e28139a263 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -348,6 +348,9 @@ static void s390_machine_reset(MachineState *machine)
     case S390_RESET_LOAD_NORMAL:
         CPU_FOREACH(t) {
+            if (t == cs) {
+                continue;
+            }
             run_on_cpu(t, s390_do_cpu_reset, RUN_ON_CPU_NULL);

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