diff options
| -rw-r--r-- | src/include/storage/buf_internals.h | 4 | ||||
| -rw-r--r-- | src/include/storage/bufmgr.h | 9 |
2 files changed, 10 insertions, 3 deletions
diff --git a/src/include/storage/buf_internals.h b/src/include/storage/buf_internals.h index 963c887ebc8..4ffe4ae22b3 100644 --- a/src/include/storage/buf_internals.h +++ b/src/include/storage/buf_internals.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: buf_internals.h,v 1.7 1996/12/04 03:06:27 bryanh Exp $ + * $Id: buf_internals.h,v 1.8 1997/01/16 07:53:26 vadim Exp $ * * NOTE * If BUFFERPAGE0 is defined, then 0 will be used as a @@ -200,7 +200,7 @@ extern int NLocBuffer; extern BufferDesc *LocalBufferAlloc(Relation reln, BlockNumber blockNum, bool *foundPtr); extern int WriteLocalBuffer(Buffer buffer, bool release); -extern int FlushLocalBuffer(Buffer buffer); +extern int FlushLocalBuffer(Buffer buffer, bool release); extern void InitLocalBuffer(void); extern void LocalBufferSync(void); extern void ResetLocalBufferPool(void); diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h index 0a659624f87..e4e376e000d 100644 --- a/src/include/storage/bufmgr.h +++ b/src/include/storage/bufmgr.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: bufmgr.h,v 1.8 1997/01/14 05:36:15 vadim Exp $ + * $Id: bufmgr.h,v 1.9 1997/01/16 07:53:27 vadim Exp $ * *------------------------------------------------------------------------- */ @@ -63,6 +63,12 @@ typedef bits16 BufferLock; extern int ShowPinTrace; /* + * BufferWriteModes (settable via SetBufferWriteMode) + */ +#define BUFFER_FLUSH_WRITE 0 /* immediate write */ +#define BUFFER_LATE_WRITE 1 /* delayed write: mark as DIRTY */ + +/* * prototypes for functions in bufmgr.c */ extern Buffer RelationGetBufferWithBuffer(Relation relation, @@ -107,6 +113,7 @@ extern int ReleaseAndReadBuffer_Debug(char *file, BlockNumber blockNum); extern void BufferRefCountReset(int *refcountsave); extern void BufferRefCountRestore(int *refcountsave); +extern int SetBufferWriteMode (int mode); #endif /* !defined(BufMgrIncluded) */ |