diff mbox series

[PULL,07/21] target/s390x: Fix LRA when DAT is off

Message ID 20230710121543.197250-8-thuth@redhat.com
State New
Headers show
Series [PULL,01/21] hw/s390x: Move KVM specific PV from hw/ to target/s390x/kvm/ | expand

Commit Message

Thomas Huth July 10, 2023, 12:15 p.m. UTC 
From: Ilya Leoshkevich <iii@linux.ibm.com>

LRA should perform DAT regardless of whether it's on or off.
Disable DAT check for MMU_S390_LRA.

Fixes: defb0e3157af ("s390x: Implement opcode helpers")
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Cc: qemu-stable@nongnu.org
Message-Id: <20230704081506.276055-7-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 target/s390x/mmu_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c
index b04b57c235..fbb2f1b4d4 100644
--- a/target/s390x/mmu_helper.c
+++ b/target/s390x/mmu_helper.c
@@ -417,7 +417,7 @@  int mmu_translate(CPUS390XState *env, target_ulong vaddr, int rw, uint64_t asc,
 
     vaddr &= TARGET_PAGE_MASK;
 
-    if (!(env->psw.mask & PSW_MASK_DAT)) {
+    if (rw != MMU_S390_LRA && !(env->psw.mask & PSW_MASK_DAT)) {
         *raddr = vaddr;
         goto nodat;
     }