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[Qemu-devel] [PULL 2/7] s390x/mmu: Trace the right value if setting/gett


From: Cornelia Huck
Subject: [Qemu-devel] [PULL 2/7] s390x/mmu: Trace the right value if setting/getting the storage key fails
Date: Thu, 22 Aug 2019 15:58:34 +0200

From: David Hildenbrand <address@hidden>

We want to trace the actual return value, not "0".

Fixes: 0f5f669147b5 ("s390x: Enable new s390-storage-keys device")
Reviewed-by: Cornelia Huck <address@hidden>
Reviewed-by: Thomas Huth <address@hidden>
Signed-off-by: David Hildenbrand <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Cornelia Huck <address@hidden>
---
 target/s390x/mmu_helper.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c
index 7a563110f016..6cf74502ef1e 100644
--- a/target/s390x/mmu_helper.c
+++ b/target/s390x/mmu_helper.c
@@ -423,7 +423,8 @@ int mmu_translate(CPUS390XState *env, target_ulong vaddr, 
int rw, uint64_t asc,
     *raddr = mmu_real2abs(env, *raddr);
 
     if (r == 0 && *raddr < ram_size) {
-        if (skeyclass->get_skeys(ss, *raddr / TARGET_PAGE_SIZE, 1, &key)) {
+        r = skeyclass->get_skeys(ss, *raddr / TARGET_PAGE_SIZE, 1, &key);
+        if (r) {
             trace_get_skeys_nonzero(r);
             return 0;
         }
@@ -436,7 +437,8 @@ int mmu_translate(CPUS390XState *env, target_ulong vaddr, 
int rw, uint64_t asc,
             key |= SK_C;
         }
 
-        if (skeyclass->set_skeys(ss, *raddr / TARGET_PAGE_SIZE, 1, &key)) {
+        r = skeyclass->set_skeys(ss, *raddr / TARGET_PAGE_SIZE, 1, &key);
+        if (r) {
             trace_set_skeys_nonzero(r);
             return 0;
         }
-- 
2.20.1




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