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[TD-2887]<hotfix>: fix possible race condition coredump

This commit is contained in:
Hongze Cheng 2021-02-05 17:42:09 +08:00
parent 5f4ee37235
commit 51b7c5c096
1 changed files with 5 additions and 4 deletions
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9
src/tsdb/src/tsdbMeta.c
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@ -562,12 +562,13 @@ void tsdbRefTable(STable *pTable) {
}
void tsdbUnRefTable(STable *pTable) {
int32_t ref = T_REF_DEC(pTable);
tsdbDebug("unref table %s uid:%"PRIu64" tid:%d, refCount:%d", TABLE_CHAR_NAME(pTable), TABLE_UID(pTable), TABLE_TID(pTable), ref);
uint64_t uid = TABLE_UID(pTable);
int32_t tid = TABLE_TID(pTable);
int32_t ref = T_REF_DEC(pTable);
tsdbDebug("unref table, uid:%" PRIu64 " tid:%d, refCount:%d", uid, tid, ref);
if (ref == 0) {
// tsdbDebug("destory table name:%s uid:%"PRIu64", tid:%d", TABLE_CHAR_NAME(pTable), TABLE_UID(pTable), TABLE_TID(pTable));
if (TABLE_TYPE(pTable) == TSDB_CHILD_TABLE) {
tsdbUnRefTable(pTable->pSuper);
}