From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: powerpc e2fsprogs and fast symlink
Date: Thu, 20 Mar 2008 01:08:01 +0530
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Cc: ext4 development <linux-ext4@vger.kernel.org>
To: Theodore Tso <tytso@mit.edu>, Eric Sandeen <sandeen@redhat.com>
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Hi Ted,

While testing on powerpc i found that e2fsck is getting confused about
fast symlink on powerpc. On x86_64 it works fine.

lrwxrwxrwx  1 root root    60 Mar 19 15:18 d -> /usr/share/icons/hicolor/48x48/apps/gnome-netstatus-txrx.png
[root@gekko-lp2 ~]# /usr/local/e2fsprogs/sbin/debugfs  /dev/sda7 
debugfs 1.40.8 (13-Mar-2008)
debugfs:  stat d
Inode: 24483   Type: symlink    Mode:  0777   Flags: 0x80000
Generation: 2913520215
User:     0   Group:     0   Size: 60
File ACL: 0    Directory ACL: 0
Links: 1   Blockcount: 8
Fragment:  Address: 0    Number: 0    Size: 0
ctime: 0x47e166f9 -- Wed Mar 19 15:18:17 2008
atime: 0x47e166fb -- Wed Mar 19 15:18:19 2008
mtime: 0x47e166f9 -- Wed Mar 19 15:18:17 2008
Size of extra inode fields: 28
BLOCKS:

debugfs:

root@gekko-lp2 ~]# /usr/local/e2fsprogs/sbin/e2fsck  -f /dev/sda7
e2fsck 1.40.8 (13-Mar-2008)
Pass 1: Checking inodes, blocks, and sizes
Error while reading over extent tree in inode 24483: Corrupt extent
header
Clear inode<y>? yes

Inode 24483, i_blocks is 8, should be 0.  Fix<y>? yes

Fast symlink 100055 has EXTENT_FL set.  Clear<y>? 

-aneesh