[v7,13/15] s390x: protvirt: Handle SIGP store status correctly

Commit Message

Janosch Frank March 9, 2020, 11:22 a.m. UTC

For protected VMs status storing is not done by QEMU anymore.

Signed-off-by: Janosch Frank <[e-mail]>
Reviewed-by: Thomas Huth <[e-mail]>
Reviewed-by: David Hildenbrand <[e-mail]>
---
 target/s390x/helper.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch

diff --git a/target/s390x/helper.c b/target/s390x/helper.c
index ed72684911..4851452439 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 (cpu->env.pv) {
+        return 0;
+    }
+
     sa = cpu_physical_memory_map(addr, &len, true);
     if (!sa) {
         return -EFAULT;