linux-ext4 - Re: [PATCH] libext2fs: use ext2fs_blocks_count() in ext2fs

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Message-ID: <150c16850909012305y2481c54fra671b123780caa80@mail.gmail.com>
Date:	Tue, 1 Sep 2009 23:05:19 -0700
From:	Justin Maggard <jmaggard10@...il.com>
To:	Andreas Dilger <adilger@....com>
Cc:	Eric Sandeen <sandeen@...hat.com>,
	ext4 development <linux-ext4@...r.kernel.org>,
	"Theodore Ts'o" <tytso@....edu>
Subject: Re: [PATCH] libext2fs: use ext2fs_blocks_count() in ext2fs_open2()

On Tue, Sep 1, 2009 at 10:59 PM, Andreas Dilger<adilger@....com> wrote:
> On Sep 01, 2009  16:43 -0500, Eric Sandeen wrote:
>> ext2fs_open2() was only looking at s_blocks_count, and
>> when it wrapped to a low number, it was failing the test of:
>>
>>   fs->super->s_first_data_block >= fs->super->s_blocks_count
>>
>> which made the superblock look corrupt.
>
> Is this the source of the "e2fsck is finding bad checksums" problem?

I applied this earlier today, and it didn't appear to help in my test case.

-Justin
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