From 634a0b51cb25800ebc585862121f764d02de7a28 Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Fri, 3 Sep 2021 17:55:02 +0200 Subject: [PATCH] s390x/tcg: wrap address for RRBE Let's wrap the address just like for SSKE and ISKE. Signed-off-by: David Hildenbrand Reviewed-by: Thomas Huth Message-Id: <20210903155514.44772-2-david@redhat.com> Signed-off-by: Thomas Huth --- target/s390x/tcg/mem_helper.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c index 21a4de4067..e0befd0f03 100644 --- a/target/s390x/tcg/mem_helper.c +++ b/target/s390x/tcg/mem_helper.c @@ -2223,11 +2223,12 @@ void HELPER(sske)(CPUS390XState *env, uint64_t r1, uint64_t r2) uint32_t HELPER(rrbe)(CPUS390XState *env, uint64_t r2) { MachineState *ms = MACHINE(qdev_get_machine()); + uint64_t addr = wrap_address(env, r2); static S390SKeysState *ss; static S390SKeysClass *skeyclass; uint8_t re, key; - if (r2 > ms->ram_size) { + if (addr > ms->ram_size) { return 0; } @@ -2236,14 +2237,14 @@ uint32_t HELPER(rrbe)(CPUS390XState *env, uint64_t r2) skeyclass = S390_SKEYS_GET_CLASS(ss); } - if (skeyclass->get_skeys(ss, r2 / TARGET_PAGE_SIZE, 1, &key)) { + if (skeyclass->get_skeys(ss, addr / TARGET_PAGE_SIZE, 1, &key)) { return 0; } re = key & (SK_R | SK_C); key &= ~SK_R; - if (skeyclass->set_skeys(ss, r2 / TARGET_PAGE_SIZE, 1, &key)) { + if (skeyclass->set_skeys(ss, addr / TARGET_PAGE_SIZE, 1, &key)) { return 0; } /*