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| author | Henrik Edin <henrik.edin@mongodb.com> | 2020-11-03 12:42:38 -0500 |
|---|---|---|
| committer | Evergreen Agent <no-reply@evergreen.mongodb.com> | 2020-11-13 20:15:34 +0000 |
| commit | 8f9823f644d0b6beba8a301866141a578d278534 (patch) | |
| tree | 1ef4bc439da93a2b39cff7c96a975668c27e7070 /src/mongo/db/query/find.cpp | |
| parent | b670258ac185ecea0492c742f2f50da9d8ab618f (diff) | |
| download | mongo-8f9823f644d0b6beba8a301866141a578d278534.tar.gz | |
SERVER-52556 Versioned CollectionCatalog. Writes are performed using copy-on-write.
Internal mutexes when reading CollectionCatalog are removed, just one mutex for writes are needed.
Lock-free reads helper AutoGetCollectionForReadLockFree stashes a CollectionCatalog consistent with snapshot on OperationContext
Diffstat (limited to 'src/mongo/db/query/find.cpp')
| -rw-r--r-- | src/mongo/db/query/find.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mongo/db/query/find.cpp b/src/mongo/db/query/find.cpp index 36bf3c974ed..bb6115b03df 100644 --- a/src/mongo/db/query/find.cpp +++ b/src/mongo/db/query/find.cpp @@ -274,7 +274,7 @@ Message getMore(OperationContext* opCtx, nss, Top::LockType::NotLocked, AutoStatsTracker::LogMode::kUpdateTopAndCurOp, - CollectionCatalog::get(opCtx).getDatabaseProfileLevel(nss.db())); + CollectionCatalog::get(opCtx)->getDatabaseProfileLevel(nss.db())); auto view = autoDb.getDb() ? ViewCatalog::get(autoDb.getDb())->lookup(opCtx, nss.ns()) : nullptr; uassert( @@ -291,7 +291,7 @@ Message getMore(OperationContext* opCtx, nss, Top::LockType::ReadLocked, AutoStatsTracker::LogMode::kUpdateTopAndCurOp, - CollectionCatalog::get(opCtx).getDatabaseProfileLevel(nss.db())); + CollectionCatalog::get(opCtx)->getDatabaseProfileLevel(nss.db())); // This checks to make sure the operation is allowed on a replicated node. Since we are not // passing in a query object (necessary to check SlaveOK query option), we allow reads |