X-Git-Url: https://granicus.if.org/sourcecode?a=blobdiff_plain;ds=sidebyside;f=src%2Finclude%2Fstorage%2Fbuf.h;h=054f482bd779c4cf80f6956ef3874b80db6b4838;hb=c7b8998ebbf310a156aa38022555a24d98fdbfb4;hp=4d767b808fc68ee99452f8259eabdb164743652d;hpb=b81844b1738c584d92330a5ccd0fbd8b603d2886;p=postgresql

diff --git a/src/include/storage/buf.h b/src/include/storage/buf.h
index 4d767b808f..054f482bd7 100644
--- a/src/include/storage/buf.h
+++ b/src/include/storage/buf.h
@@ -4,10 +4,10 @@
  *	  Basic buffer manager data types.
  *
  *
- * Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: buf.h,v 1.10 2001/10/25 05:50:09 momjian Exp $
+ * src/include/storage/buf.h
  *
  *-------------------------------------------------------------------------
  */
@@ -32,15 +32,15 @@ typedef int Buffer;
 
 /*
  * BufferIsLocal
- *		True iff the buffer is local (not visible to other servers).
+ *		True iff the buffer is local (not visible to other backends).
  */
 #define BufferIsLocal(buffer)	((buffer) < 0)
 
 /*
- * If NO_BUFFERISVALID is defined, all error checking using BufferIsValid()
- * are suppressed.	Decision-making using BufferIsValid is not affected.
- * This should be set only if one is sure there will be no errors.
- * - plai 9/10/90
+ * Buffer access strategy objects.
+ *
+ * BufferAccessStrategyData is private to freelist.c
  */
-#undef NO_BUFFERISVALID
-#endif	 /* BUF_H */
+typedef struct BufferAccessStrategyData *BufferAccessStrategy;
+
+#endif							/* BUF_H */