diff options
Diffstat (limited to 'src/backend/storage/ipc')
| -rw-r--r-- | src/backend/storage/ipc/sinval.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/backend/storage/ipc/sinval.c b/src/backend/storage/ipc/sinval.c index edd12ed5c84..366a606684a 100644 --- a/src/backend/storage/ipc/sinval.c +++ b/src/backend/storage/ipc/sinval.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/storage/ipc/sinval.c,v 1.59 2003/08/04 02:40:03 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/storage/ipc/sinval.c,v 1.60 2003/09/24 18:54:01 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -73,6 +73,12 @@ SendSharedInvalidMessage(SharedInvalidationMessage *msg) /* * ReceiveSharedInvalidMessages * Process shared-cache-invalidation messages waiting for this backend + * + * NOTE: it is entirely possible for this routine to be invoked recursively + * as a consequence of processing inside the invalFunction or resetFunction. + * Hence, we must be holding no SI resources when we call them. The only + * bad side-effect is that SIDelExpiredDataEntries might be called extra + * times on the way out of a nested call. */ void ReceiveSharedInvalidMessages( |