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[PATCH v7 13/15] s390x: protvirt: Handle SIGP store status correctly
From: |
Janosch Frank |
Subject: |
[PATCH v7 13/15] s390x: protvirt: Handle SIGP store status correctly |
Date: |
Mon, 9 Mar 2020 07:22:04 -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>
---
target/s390x/helper.c | 5 +++++
1 file changed, 5 insertions(+)
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;
--
2.20.1
- Re: [PATCH v8] s390x: ipl: Consolidate iplb validity check into one function, (continued)
- [PATCH v7 12/15] s390x: protvirt: Move IO control structures over SIDA, Janosch Frank, 2020/03/09
- [PATCH v7 07/15] s390x: protvirt: Move STSI data over SIDAD, Janosch Frank, 2020/03/09
- [PATCH v7 11/15] s390x: protvirt: Disable address checks for PV guest IO emulation, Janosch Frank, 2020/03/09
- [PATCH v7 14/15] docs: Add protvirt docs, Janosch Frank, 2020/03/09
- [PATCH v7 05/15] s390x: protvirt: KVM intercept changes, Janosch Frank, 2020/03/09
- [PATCH v7 15/15] s390x: Add unpack facility feature to GA1, Janosch Frank, 2020/03/09
- [PATCH v7 13/15] s390x: protvirt: Handle SIGP store status correctly,
Janosch Frank <=