ssi-oosm-1.patch
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Patch
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API reference →
Format: unified
| File | + | − |
|---|---|---|
| src/backend/storage/lmgr/predicate.c | 5 | 13 |
--- a/src/backend/storage/lmgr/predicate.c
+++ b/src/backend/storage/lmgr/predicate.c
@@ -1604,12 +1604,7 @@ RegisterPredicateLockingXid(const TransactionId xid)
sxid = (SERIALIZABLEXID *) hash_search(SerializableXidHash,
&sxidtag,
HASH_ENTER, &found);
- if (!sxid)
- /* This should not be possible, based on allocation. */
- ereport(ERROR,
- (errcode(ERRCODE_OUT_OF_MEMORY),
- errmsg("out of shared memory")));
-
+ Assert(sxid != NULL);
Assert(!found);
/* Initialize the structure. */
@@ -2046,7 +2041,7 @@ CreatePredicateLock(const PREDICATELOCKTARGETTAG *targettag,
target = (PREDICATELOCKTARGET *)
hash_search_with_hash_value(PredicateLockTargetHash,
targettag, targettaghash,
- HASH_ENTER, &found);
+ HASH_ENTER_NULL, &found);
if (!target)
ereport(ERROR,
(errcode(ERRCODE_OUT_OF_MEMORY),
@@ -2061,7 +2056,7 @@ CreatePredicateLock(const PREDICATELOCKTARGETTAG *targettag,
lock = (PREDICATELOCK *)
hash_search_with_hash_value(PredicateLockHash, &locktag,
PredicateLockHashCodeFromTargetHashCode(&locktag, targettaghash),
- HASH_ENTER, &found);
+ HASH_ENTER_NULL, &found);
if (!lock)
ereport(ERROR,
(errcode(ERRCODE_OUT_OF_MEMORY),
@@ -3252,7 +3247,7 @@ ReleaseOneSerializableXact(SERIALIZABLEXACT *sxact, bool partial,
predlock = hash_search_with_hash_value(PredicateLockHash, &tag,
PredicateLockHashCodeFromTargetHashCode(&tag,
targettaghash),
- HASH_ENTER, &found);
+ HASH_ENTER_NULL, &found);
if (!predlock)
ereport(ERROR,
(errcode(ERRCODE_OUT_OF_MEMORY),
@@ -4279,10 +4274,7 @@ predicatelock_twophase_recover(TransactionId xid, uint16 info,
sxid = (SERIALIZABLEXID *) hash_search(SerializableXidHash,
&sxidtag,
HASH_ENTER, &found);
- if (!sxid)
- ereport(ERROR,
- (errcode(ERRCODE_OUT_OF_MEMORY),
- errmsg("out of shared memory")));
+ Assert(sxid != NULL);
Assert(!found);
sxid->myXact = (SERIALIZABLEXACT *) sxact;