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Merge pull request #5167 from taosdata/hotfix/TD-2887 

[TD-2887]<hotfix>: fix possible race condition coredump
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Shengliang Guan 2021-02-06 16:13:55 +08:00 committed by GitHub
parent 9bc22e8f89 10bf9d4022
commit 977a3f237d
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GPG Key ID: 4AEE18F83AFDEB23
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);
}