diff options
Diffstat (limited to 'src/include/storage/bufmgr.h')
| -rw-r--r-- | src/include/storage/bufmgr.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h index 9d1f47d58a2..0ee09ced6d2 100644 --- a/src/include/storage/bufmgr.h +++ b/src/include/storage/bufmgr.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2009, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.119 2009/01/01 17:24:01 momjian Exp $ + * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.120 2009/01/12 05:10:45 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -47,6 +47,7 @@ extern PGDLLIMPORT int NBuffers; extern bool zero_damaged_pages; extern int bgwriter_lru_maxpages; extern double bgwriter_lru_multiplier; +extern int target_prefetch_pages; /* in buf_init.c */ extern PGDLLIMPORT char *BufferBlocks; @@ -152,6 +153,8 @@ extern PGDLLIMPORT int32 *LocalRefCount; /* * prototypes for functions in bufmgr.c */ +extern void PrefetchBuffer(Relation reln, ForkNumber forkNum, + BlockNumber blockNum); extern Buffer ReadBuffer(Relation reln, BlockNumber blockNum); extern Buffer ReadBufferExtended(Relation reln, ForkNumber forkNum, BlockNumber blockNum, ReadBufferMode mode, |