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fix(mac): new metaReaderReleaseLock api to keep reader's buffer

This commit is contained in:
Minglei Jin 2022-10-12 17:44:42 +08:00
parent 0d52e92210
commit 060eb307a9
3 changed files with 10 additions and 0 deletions
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1
source/dnode/vnode/inc/vnode.h
View File

@ -94,6 +94,7 @@ typedef struct SMetaEntry SMetaEntry;
#define META_READER_NOLOCK 0x1
void metaReaderInit(SMetaReader *pReader, SMeta *pMeta, int32_t flags);
void metaReaderReleaseLock(SMetaReader *pReader);
void metaReaderClear(SMetaReader *pReader);
int32_t metaGetTableEntryByUid(SMetaReader *pReader, tb_uid_t uid);
int metaGetTableEntryByName(SMetaReader *pReader, const char *name);

7
source/dnode/vnode/src/meta/metaQuery.c
View File

@ -24,6 +24,13 @@ void metaReaderInit(SMetaReader *pReader, SMeta *pMeta, int32_t flags) {
}
}
void metaReaderReleaseLock(SMetaReader *pReader) {
if (pReader->pMeta && !(pReader->flags & META_READER_NOLOCK)) {
metaULock(pReader->pMeta);
pReader->flags |= META_READER_NOLOCK;
}
}
void metaReaderClear(SMetaReader *pReader) {
if (pReader->pMeta && !(pReader->flags & META_READER_NOLOCK)) {
metaULock(pReader->pMeta);

2
source/libs/executor/src/scanoperator.c
View File

@ -429,6 +429,8 @@ int32_t addTagPseudoColumnData(SReadHandle* pHandle, SExprInfo* pPseudoExpr, int
return terrno;
}
metaReaderReleaseLock(&mr);
for (int32_t j = 0; j < numOfPseudoExpr; ++j) {
SExprInfo* pExpr = &pPseudoExpr[j];