diff mbox series

[v8,13/15] s390x: protvirt: Handle SIGP store status correctly

Message ID 20200310134008.130038-14-frankja@linux.ibm.com
State New
Headers show
Series s390x: Protected Virtualization support | expand

Commit Message

Janosch Frank March 10, 2020, 1:40 p.m. UTC 
For protected VMs status storing is not done by QEMU anymore.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
---
 target/s390x/helper.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/target/s390x/helper.c b/target/s390x/helper.c
index ed72684911..4199ca9c6c 100644
--- a/target/s390x/helper.c
+++ b/target/s390x/helper.c
@@ -246,6 +246,11 @@  int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch)
     hwaddr len = sizeof(*sa);
     int i;
 
+    /* Storing will occur on next SIE entry for protected VMs */
+    if (s390_is_pv()) {
+        return 0;
+    }
+
     sa = cpu_physical_memory_map(addr, &len, true);
     if (!sa) {
         return -EFAULT;