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Merge up to 2.6.7, and upgrade kdb at the same time.

Index: 2.6.x-xfs/Documentation/filesystems/xfs.txt
===================================================================
--- 2.6.x-xfs.orig/Documentation/filesystems/xfs.txt	Thu Jun 17 12:25:04 2004
+++ 2.6.x-xfs/Documentation/filesystems/xfs.txt	Thu Jun 17 12:46:03 2004
@@ -129,12 +129,18 @@
 
   fs.xfs.stats_clear		(Min: 0  Default: 0  Max: 1)
 	Setting this to "1" clears accumulated XFS statistics 
-	in /proc/fs/xfs/stat.  It then immediately reset to "0".
-  	
-  fs.xfs.sync_interval		(Min: HZ  Default: 30*HZ  Max: 60*HZ)
-	The interval at which the xfssyncd thread for xfs filesystems
-	flushes metadata out to disk. This thread will flush log
-	activity out, and do some processing on unlinked inodes
+	in /proc/fs/xfs/stat.  It then immediately resets to "0".
+  
+  fs.xfs.xfssyncd_centisecs	(Min: 100  Default: 3000  Max: 720000)
+  	The interval at which the xfssyncd thread flushes metadata
+  	out to disk.  This thread will flush log activity out, and
+  	do some processing on unlinked inodes.
+
+  fs.xfs.xfsbufd_centisecs	(Min: 50  Default: 100	Max: 3000)
+	The interval at which xfsbufd scans the dirty metadata buffers list.
+
+  fs.xfs.age_buffer_centisecs	(Min: 100  Default: 1500  Max: 720000)
+	The age at which xfsbufd flushes dirty metadata buffers to disk.
 
   fs.xfs.error_level		(Min: 0  Default: 3  Max: 11)
 	A volume knob for error reporting when internal errors occur.
@@ -189,14 +195,3 @@
 	Setting this to "1" will cause the "noatime" flag set 
 	by the chattr(1) command on a directory to be
 	inherited by files in that directory.
-
-  vm.pagebuf.stats_clear	(Min: 0  Default: 0  Max: 1)
-	Setting this to "1" clears accumulated pagebuf statistics 
-	in /proc/fs/pagebuf/stat.  It then immediately reset to "0".
-  	
-  vm.pagebuf.flush_age		(Min: 1*HZ  Default: 15*HZ  Max: 300*HZ)
-	The age at which dirty metadata buffers are flushed to disk
-
-  vm.pagebuf.flush_int		(Min: HZ/2  Default: HZ  Max: 30*HZ)
-	The interval at which the list of dirty metadata buffers is
-	scanned.