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commit e92beaac1017b5cc6a73ddb88aeab7b33f714e8b
Author: Eric Sandeen <sandeen@redhat.com>
Date: Mon Aug 25 21:02:18 2014 -0400
e2fsprogs: add supported file attributes to ext4.5 manpage
The chattr(1) manpage now refers users to filesystem-specific
manpages for details on supported attributes, so add those to
ext4.5.
I've left out oddities like being able to set the compressed
or no-tail-packing flags, or setting data journaling on ext2.
That behavior seems like a bug, not a feature.
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
diff --git a/misc/ext4.5.in b/misc/ext4.5.in
index 9112b3d..a862a34 100644
--- a/misc/ext4.5.in
+++ b/misc/ext4.5.in
@@ -608,6 +608,37 @@ seriously cramp the system's style.)
.B i_version
Enable 64-bit inode version support. This option is off by default.
+.SH FILE ATTRIBUTES
+The ext2, ext3, and ext4 filesystems support setting the following file
+attributes on Linux systems using the
+.BR chattr (1)
+utility:
+.sp
+.BR a " - append only"
+.sp
+.BR A " - no atime updates"
+.sp
+.BR d " - no dump"
+.sp
+.BR D " - synchronous directory updates"
+.sp
+.BR i " - immutable"
+.sp
+.BR S " - synchronous updates"
+.sp
+.BR u " - undeletable"
+.sp
+In addition, the ext3 and ext4 filesystems support the following flag:
+.sp
+.BR j " - data journaling"
+.sp
+Finally, the ext4 filesystem also supports the following flag:
+.sp
+.BR e " - extents format"
+.sp
+For descriptions of these attribute flags, please refer to the
+.BR chattr (1)
+man page.
.SH SEE ALSO
.BR mke2fs (8),
.BR mke2fs.conf (5),
@@ -615,4 +646,5 @@ Enable 64-bit inode version support. This option is off by default.
.BR dumpe2fs (8),
.BR tune2fs (8),
.BR debugfs (8),
-.BR mount (8)
+.BR mount (8),
+.BR chattr (1)