diff options
Diffstat (limited to 'src/include/storage/bufmgr.h')
| -rw-r--r-- | src/include/storage/bufmgr.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h index 4ac499cf35..5fb706f595 100644 --- a/src/include/storage/bufmgr.h +++ b/src/include/storage/bufmgr.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.89 2004/12/31 22:03:42 pgsql Exp $ + * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.90 2005/03/04 20:21:07 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -27,21 +27,25 @@ extern DLLIMPORT int NBuffers; /* in bufmgr.c */ extern bool zero_damaged_pages; +extern double bgwriter_lru_percent; +extern double bgwriter_all_percent; +extern int bgwriter_lru_maxpages; +extern int bgwriter_all_maxpages; /* in buf_init.c */ extern DLLIMPORT Block *BufferBlockPointers; -extern int32 *PrivateRefCount; +extern DLLIMPORT int32 *PrivateRefCount; /* in localbuf.c */ extern DLLIMPORT int NLocBuffer; extern DLLIMPORT Block *LocalBufferBlockPointers; -extern int32 *LocalRefCount; +extern DLLIMPORT int32 *LocalRefCount; /* special block number for ReadBuffer() */ #define P_NEW InvalidBlockNumber /* grow the file to get a new page */ /* - * Buffer context lock modes + * Buffer content lock modes (mode argument for LockBuffer()) */ #define BUFFER_LOCK_UNLOCK 0 #define BUFFER_LOCK_SHARE 1 @@ -150,8 +154,12 @@ extern void LockBufferForCleanup(Buffer buffer); extern void AbortBufferIO(void); extern void BufmgrCommit(void); -extern int BufferSync(int percent, int maxpages); +extern void BufferSync(void); +extern void BgBufferSync(void); extern void InitLocalBuffer(void); +/* in freelist.c */ +extern void StrategyHintVacuum(bool vacuum_active); + #endif |