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Separate out bgwriter code into a logically separate module, rather

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than being random pieces of other files.  Give bgwriter responsibility
for all checkpoint activity (other than a post-recovery checkpoint);
so this child process absorbs the functionality of the former transient
checkpoint and shutdown subprocesses.  While at it, create an actual
include file for postmaster.c, which for some reason never had its own
file before.
This commit is contained in:
Tom Lane
2004-05-29 22:48:23 +00:00
parent d531fd2cdc
commit 076a055acf
28 changed files with 1133 additions and 902 deletions
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10
src/include/storage/bufmgr.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.79 2004/05/08 19:09:25 tgl Exp $
* $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.80 2004/05/29 22:48:23 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -28,11 +28,6 @@ extern DLLIMPORT int NBuffers;
/* in bufmgr.c */
extern bool zero_damaged_pages;
extern int BgWriterDelay;
extern int BgWriterPercent;
extern int BgWriterMaxpages;
/* in buf_init.c */
extern DLLIMPORT Block *BufferBlockPointers;
extern int32 *PrivateRefCount;
@@ -179,9 +174,6 @@ extern void AbortBufferIO(void);
extern void BufmgrCommit(void);
extern int BufferSync(int percent, int maxpages);
extern void BufferBackgroundWriter(void);
extern const char *BgWriterAssignSyncMethod(const char *method,
bool doid, bool interactive);
extern void InitLocalBuffer(void);