diff options
Diffstat (limited to 'src/backend/postmaster/bgwriter.c')
| -rw-r--r-- | src/backend/postmaster/bgwriter.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/src/backend/postmaster/bgwriter.c b/src/backend/postmaster/bgwriter.c index 9a3956a509..72737ab226 100644 --- a/src/backend/postmaster/bgwriter.c +++ b/src/backend/postmaster/bgwriter.c @@ -38,7 +38,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/postmaster/bgwriter.c,v 1.67 2010/02/05 23:37:43 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/postmaster/bgwriter.c,v 1.68 2010/04/28 16:54:15 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -890,16 +890,14 @@ BgWriterShmemInit(void) ShmemInitStruct("Background Writer Data", BgWriterShmemSize(), &found); - if (BgWriterShmem == NULL) - ereport(FATAL, - (errcode(ERRCODE_OUT_OF_MEMORY), - errmsg("not enough shared memory for background writer"))); - if (found) - return; /* already initialized */ - - MemSet(BgWriterShmem, 0, sizeof(BgWriterShmemStruct)); - SpinLockInit(&BgWriterShmem->ckpt_lck); - BgWriterShmem->max_requests = NBuffers; + + if (!found) + { + /* First time through, so initialize */ + MemSet(BgWriterShmem, 0, sizeof(BgWriterShmemStruct)); + SpinLockInit(&BgWriterShmem->ckpt_lck); + BgWriterShmem->max_requests = NBuffers; + } } /* |