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Subject[PATCH] ext2 mount options doc

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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