diff options
Diffstat (limited to 'src/include/access/slru.h')
| -rw-r--r-- | src/include/access/slru.h | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/src/include/access/slru.h b/src/include/access/slru.h index 1386d7e2013..6a8b63a3ff6 100644 --- a/src/include/access/slru.h +++ b/src/include/access/slru.h @@ -6,7 +6,7 @@ * Portions Copyright (c) 2003, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: slru.h,v 1.1 2003/06/11 22:37:46 momjian Exp $ + * $Id: slru.h,v 1.2 2003/08/04 00:43:30 momjian Exp $ */ #ifndef SLRU_H #define SLRU_H @@ -18,42 +18,42 @@ typedef struct SlruLockData { - LWLockId ControlLock; + LWLockId ControlLock; /* * BufferLocks is set during CLOGShmemInit and does not change thereafter. * The value is automatically inherited by backends via fork, and * doesn't need to be in shared memory. */ - LWLockId BufferLocks[NUM_CLOG_BUFFERS]; /* Per-buffer I/O locks */ -} SlruLockData; + LWLockId BufferLocks[NUM_CLOG_BUFFERS]; /* Per-buffer I/O locks */ +} SlruLockData; typedef SlruLockData *SlruLock; typedef struct SlruCtlData { - void *shared; /* pointer to SlruSharedData */ - SlruLock locks; + void *shared; /* pointer to SlruSharedData */ + SlruLock locks; /* * Dir is set during SimpleLruShmemInit and does not change thereafter. * The value is automatically inherited by backends via fork, and * doesn't need to be in shared memory. */ - char Dir[MAXPGPATH]; - + char Dir[MAXPGPATH]; + /* * Decide which of two page numbers is "older" for truncation purposes. * We need to use comparison of TransactionIds here in order to do the right * thing with wraparound XID arithmetic. */ - bool (*PagePrecedes)(int, int); + bool (*PagePrecedes) (int, int); -} SlruCtlData; +} SlruCtlData; typedef SlruCtlData *SlruCtl; extern int SimpleLruShmemSize(void); extern void SimpleLruInit(SlruCtl ctl, const char *name, const char *subdir); extern int SimpleLruZeroPage(SlruCtl ctl, int pageno); -extern char *SimpleLruReadPage(SlruCtl ctl, int pageno, TransactionId xid, bool forwrite); +extern char *SimpleLruReadPage(SlruCtl ctl, int pageno, TransactionId xid, bool forwrite); extern void SimpleLruWritePage(SlruCtl ctl, int slotno); extern void SimpleLruSetLatestPage(SlruCtl ctl, int pageno); extern void SimpleLruFlush(SlruCtl ctl, bool checkpoint); |