From: David Hildenbrand <david@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Jason J . Herne" <jjherne@linux.ibm.com>,
Thomas Huth <thuth@redhat.com>,
Janosch Frank <frankja@linux.ibm.com>,
David Hildenbrand <david@redhat.com>,
Cornelia Huck <cohuck@redhat.com>,
Richard Henderson <richard.henderson@linaro.org>,
Halil Pasic <pasic@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
qemu-s390x@nongnu.org, Claudio Imbrenda <imbrenda@linux.ibm.com>
Subject: [PATCH v3 01/13] s390x/tcg: wrap address for RRBE
Date: Fri, 3 Sep 2021 17:55:02 +0200 [thread overview]
Message-ID: <20210903155514.44772-2-david@redhat.com> (raw)
In-Reply-To: <20210903155514.44772-1-david@redhat.com>
Let's wrap the address just like for SSKE and ISKE.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
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;
}
/*
--
2.31.1
next prev parent reply other threads:[~2021-09-03 15:57 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-03 15:55 [PATCH v3 00/13] s390x: skey related fixes, cleanups, and memory device preparations David Hildenbrand
2021-09-03 15:55 ` David Hildenbrand [this message]
2021-09-03 15:55 ` [PATCH v3 02/13] s390x/tcg: fix ignoring bit 63 when setting the storage key in SSKE David Hildenbrand
2021-09-06 9:57 ` Thomas Huth
2021-09-03 15:55 ` [PATCH v3 03/13] s390x/tcg: convert real to absolute address for RRBE, SSKE and ISKE David Hildenbrand
2021-09-06 10:01 ` Thomas Huth
2021-09-03 15:55 ` [PATCH v3 04/13] s390x/tcg: check for addressing exceptions " David Hildenbrand
2021-09-06 10:06 ` Thomas Huth
2021-09-03 15:55 ` [PATCH v3 05/13] s390x/mmu_helper: no need to pass access type to mmu_translate_asce() David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 06/13] s390x/mmu_helper: fixup mmu_translate() documentation David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 07/13] s390x/mmu_helper: move address validation into mmu_translate*() David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 08/13] s390x/mmu_helper: avoid setting the storage key if nothing changed David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 09/13] hw/s390x/s390-skeys: use memory mapping to detect which storage keys to migrate David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 10/13] hw/s390x/s390-skeys: use memory mapping to detect which storage keys to dump David Hildenbrand
2021-09-03 15:55 ` [PATCH v3 11/13] hw/s390x/s390-skeys: check if an address is valid before dumping the key David Hildenbrand
2021-09-06 10:07 ` Thomas Huth
2021-09-03 15:55 ` [PATCH v3 12/13] hw/s390x/s390-skeys: rename skeys_enabled to skeys_are_enabled David Hildenbrand
2021-09-06 10:03 ` Thomas Huth
2021-09-03 15:55 ` [PATCH v3 13/13] hw/s390x/s390-skeys: lazy storage key enablement under TCG David Hildenbrand
2021-09-06 10:14 ` Thomas Huth
2021-09-07 7:44 ` [PATCH v3 00/13] s390x: skey related fixes, cleanups, and memory device preparations Thomas Huth
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