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[td-1569]

This commit is contained in:
Haojun Liao 2020-10-26 14:44:56 +08:00
parent 00cc76aed9
commit b1c2ff74b7
1 changed files with 1 additions and 1 deletions
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2
src/util/src/tcache.c
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@ -348,7 +348,7 @@ void taosCacheRelease(SCacheObj *pCacheObj, void **data, bool _remove) {
// The operation of removal from hash table and addition to trashcan is not an atomic operation,
// therefore the check for the empty of both the hash table and the trashcan has a race condition.
// It happens when there is only one object in the cache, and two threads which has referenced this object
// start to free the it simultaneously. [TD-1569]
// start to free the it simultaneously [TD-1569].
size_t offset = offsetof(SCacheDataNode, data);
SCacheDataNode *pNode = (SCacheDataNode *)((char *)(*data) - offset);