[PATCH] ext2 mount options doc

[Andries Brouwer]

Updated mount.8, and in the process added a few words to
Documentation/filesystems/ext2.txt too.

Andries


diff -uprN -X /linux/dontdiff a/Documentation/filesystems/ext2.txt b/Documentation/filesystems/ext2.txt
--- a/Documentation/filesystems/ext2.txt	2003-12-18 03:58:28.000000000 +0100
+++ b/Documentation/filesystems/ext2.txt	2004-08-28 23:17:15.000000000 +0200
@@ -12,29 +12,47 @@ Options
 =======
 
 When mounting an ext2 filesystem, the following options are accepted.
-Defaults are marked with (*).
+Most defaults are determined by the filesystem superblock, and can be
+set using tune2fs(8). Kernel-determined defaults are indicated by (*).
 
 bsddf			(*)	Makes `df' act like BSD.
 minixdf				Makes `df' act like Minix.
 
+check				Check block and inode bitmaps at mount time
+				(requires CONFIG_EXT2_CHECK).
 check=none, nocheck	(*)	Don't do extra checking of bitmaps on mount
 				(check=normal and check=strict options removed)
 
 debug				Extra debugging information is sent to the
 				kernel syslog.  Useful for developers.
 
-errors=continue		(*)	Keep going on a filesystem error.
+errors=continue			Keep going on a filesystem error.
 errors=remount-ro		Remount the filesystem read-only on an error.
 errors=panic			Panic and halt the machine if an error occurs.
 
 grpid, bsdgroups		Give objects the same group ID as their parent.
-nogrpid, sysvgroups	(*)	New objects have the group ID of their creator.
+nogrpid, sysvgroups		New objects have the group ID of their creator.
 
 resuid=n			The user ID which may use the reserved blocks.
 resgid=n			The group ID which may use the reserved blocks. 
 
 sb=n				Use alternate superblock at this location.
 
+nouid32				Use 16-bit UIDs and GIDs.
+
+oldalloc			Use old allocator for new inodes.
+orlov			(*)	Use Orlov allocator.
+
+nobh				Do not attach buffer_heads to file pagecache.
+
+user_xattr			Support "user." extended attributes
+				(requires CONFIG_EXT2_FS_XATTR).
+nouser_xattr			Don't support "user." extended attributes.
+
+acl				Support POSIX Access Control Lists
+				(requires CONFIG_EXT2_FS_POSIX_ACL).
+noacl				Don't support POSIX ACLs.
+
 grpquota,noquota,quota,usrquota	Quota options are silently ignored by ext2.
 
 
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