From: Mingming Cao <cmm@us.ibm.com>
Subject: Re: [PATCH v3]Ext4: journal credits reservation fixes for DIO,
	fallocate and delalloc writepages
Date: Fri, 01 Aug 2008 11:08:13 -0700
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Cc: Theodore Tso <tytso@mit.edu>,
	Shehjar Tikoo <shehjart@cse.unsw.edu.au>,
	linux-ext4@vger.kernel.org,
	"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>,
	Andreas Dilger <adilger@sun.com>
To: =?ISO-8859-1?Q?Fr=E9d=E9ric_Boh=E9?= <frederic.bohe@bull.net>
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=E5=9C=A8 2008-08-01=E4=BA=94=E7=9A=84 12:51 +0200=EF=BC=8CFr=C3=A9d=C3=
=A9ric Boh=C3=A9=E5=86=99=E9=81=93=EF=BC=9A

> Thanks Ted. With this patch, I don't have a crash anymore, but I have
> some messages :
>=20
> EXT4 Inode eedb4228: orphan list check failed!

> Pid: 7092, comm: bonnie++ Not tainted 2.6.27-rc1 #6
>  [<f8b719ee>] ext4_destroy_inode+0x5e/0x70 [ext4dev]
>  [<c018f820>] destroy_inode+0x20/0x40
>  [<c018f4a4>] iput+0x44/0x50
>  [<c0186271>] do_unlinkat+0xd1/0x150
>  [<c017cdd6>] vfs_write+0x106/0x140
>  [<c02aa7b0>] tty_write+0x0/0x1e0
>  [<c017d2d1>] sys_write+0x41/0x70
>  [<c0102fc9>] sysenter_do_call+0x12/0x25


The warining is inode is not removed from orphan list at the time
destroy_inode(). I suspect there is failure returned from
ext4_delete_inode()->ext4_orphan_del(), but not sure how Ted's change
triggered this. Still looking.

Mingming

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