From: Girish Shilamkar <girish@clusterfs.com>
To: Alex Tomas <alex@clusterfs.com>
Cc: Ext4 Mailing List <linux-ext4@vger.kernel.org>,
Theodore Tso <tytso@mit.edu>,
Andreas Dilger <adilger@clusterfs.com>
Subject: Re: Updated patches for journal checksums.
Date: Tue, 19 Jun 2007 13:45:28 +0530 [thread overview]
Message-ID: <1182240928.3784.18.camel@dhcp7.linsyssoft.com> (raw)
In-Reply-To: <46778DBE.3090801@clusterfs.com>
On Tue, 2007-06-19 at 12:03 +0400, Alex Tomas wrote:
> say, at mount time we fund transaction logged. this means part of it can be
> on a disk.
I am not sure I understand this completely. Still I hope the following
answers your question.
> what do we do if transaction in the journal is found with wrong
> checksum? leave partial transaction in-place?
>
The sanity of the transaction is checked in PASS_SCAN. And if checksum
is found to be incorrect for nth transaction then last transaction which
is written to disk is (n - 1).
Regards,
Girish
next prev parent reply other threads:[~2007-06-19 8:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-19 7:50 Updated patches for journal checksums Girish Shilamkar
2007-06-19 8:03 ` Alex Tomas
2007-06-19 8:15 ` Girish Shilamkar [this message]
2007-06-19 8:51 ` Andreas Dilger
2007-06-19 9:10 ` Alex Tomas
2007-06-19 19:06 ` Andreas Dilger
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