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authorJanosch Frank <frankja@linux.ibm.com>2020-03-19 09:19:13 -0400
committerCornelia Huck <cohuck@redhat.com>2020-04-29 14:31:32 +0200
commit7c713b8acb70fb61f9650f8a7702dec546752bb6 (patch)
tree672846a992e7dbc91293f25797519668dea35075
parent1cca8265499d394d9ed4bfb75bd6e7265b529f89 (diff)
s390x: protvirt: Move STSI data over SIDAD
For protected guests, we need to put the STSI emulation results into the SIDA, so SIE will write them into the guest at the next entry. Signed-off-by: Janosch Frank <frankja@linux.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Claudio Imbrenda <imbrenda@linux.ibm.com> Reviewed-by: Cornelia Huck <cohuck@redhat.com> Message-Id: <20200319131921.2367-9-frankja@linux.ibm.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
-rw-r--r--target/s390x/kvm.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index 0e93778ed1..e0b61680ab 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -50,6 +50,7 @@
#include "exec/memattrs.h"
#include "hw/s390x/s390-virtio-ccw.h"
#include "hw/s390x/s390-virtio-hcall.h"
+#include "hw/s390x/pv.h"
#ifndef DEBUG_KVM
#define DEBUG_KVM 0
@@ -1808,7 +1809,9 @@ static void insert_stsi_3_2_2(S390CPU *cpu, __u64 addr, uint8_t ar)
SysIB_322 sysib;
int del, i;
- if (s390_cpu_virt_mem_read(cpu, addr, ar, &sysib, sizeof(sysib))) {
+ if (s390_is_pv()) {
+ s390_cpu_pv_mem_read(cpu, 0, &sysib, sizeof(sysib));
+ } else if (s390_cpu_virt_mem_read(cpu, addr, ar, &sysib, sizeof(sysib))) {
return;
}
/* Shift the stack of Extended Names to prepare for our own data */
@@ -1861,7 +1864,11 @@ static void insert_stsi_3_2_2(S390CPU *cpu, __u64 addr, uint8_t ar)
/* Insert UUID */
memcpy(sysib.vm[0].uuid, &qemu_uuid, sizeof(sysib.vm[0].uuid));
- s390_cpu_virt_mem_write(cpu, addr, ar, &sysib, sizeof(sysib));
+ if (s390_is_pv()) {
+ s390_cpu_pv_mem_write(cpu, 0, &sysib, sizeof(sysib));
+ } else {
+ s390_cpu_virt_mem_write(cpu, addr, ar, &sysib, sizeof(sysib));
+ }
}
static int handle_stsi(S390CPU *cpu)