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[PATCH v10 14/16] s390x: protvirt: Handle SIGP store status correctly
From: |
Janosch Frank |
Subject: |
[PATCH v10 14/16] s390x: protvirt: Handle SIGP store status correctly |
Date: |
Wed, 18 Mar 2020 10:30:45 -0400 |
For protected VMs status storing is not done by QEMU anymore.
Signed-off-by: Janosch Frank <address@hidden>
Reviewed-by: Thomas Huth <address@hidden>
Reviewed-by: David Hildenbrand <address@hidden>
Reviewed-by: Christian Borntraeger <address@hidden>
Reviewed-by: Claudio Imbrenda <address@hidden>
Reviewed-by: Cornelia Huck <address@hidden>
---
target/s390x/helper.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/target/s390x/helper.c b/target/s390x/helper.c
index ed726849114f2f35..09f60406aa33c938 100644
--- a/target/s390x/helper.c
+++ b/target/s390x/helper.c
@@ -25,6 +25,7 @@
#include "qemu/timer.h"
#include "qemu/qemu-print.h"
#include "hw/s390x/ioinst.h"
+#include "hw/s390x/pv.h"
#include "sysemu/hw_accel.h"
#include "sysemu/runstate.h"
#ifndef CONFIG_USER_ONLY
@@ -246,6 +247,11 @@ int s390_store_status(S390CPU *cpu, hwaddr addr, bool
store_arch)
hwaddr len = sizeof(*sa);
int i;
+ /* For PVMs storing will occur when this cpu enters SIE again */
+ if (s390_is_pv()) {
+ return 0;
+ }
+
sa = cpu_physical_memory_map(addr, &len, true);
if (!sa) {
return -EFAULT;
--
2.25.1
- [PATCH v10 12/16] s390x: protvirt: Disable address checks for PV guest IO emulation, (continued)
- [PATCH v10 11/16] s390x: protvirt: Move diag 308 data over SIDA, Janosch Frank, 2020/03/18
- [PATCH v10 13/16] s390x: protvirt: Move IO control structures over SIDA, Janosch Frank, 2020/03/18
- [PATCH v10 14/16] s390x: protvirt: Handle SIGP store status correctly,
Janosch Frank <=
- [PATCH v10 16/16] s390x: Add unpack facility feature to GA1, Janosch Frank, 2020/03/18
- [PATCH v10 15/16] docs: system: Add protvirt docs, Janosch Frank, 2020/03/18
- Re: [PATCH v10 15/16] docs: system: Add protvirt docs, Christian Borntraeger, 2020/03/18