linux-kernel - [PATCH 0/3] ocfs2: Tail zeroing fixes.

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Date:	Wed,  7 Jul 2010 04:16:04 -0700
From:	Joel Becker <joel.becker@...cle.com>
To:	Dave Chinner <david@...morbit.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	ocfs2-devel@....oracle.com, Tao Ma <tao.ma@...cle.com>,
	Dave Chinner <dchinner@...hat.com>,
	Christoph Hellwig <hch@....de>, Mark Fasheh <mfasheh@...e.com>
Subject: [PATCH 0/3] ocfs2: Tail zeroing fixes.

	This is version 3 of the ocfs2 tail zeroing fixes.  This version
has some major changes.  Tao correctly pointed out that we can have
multiple extents past i_size due to unwritten extents.  I've reworked
the zeroing code to walk them all.  Since I had to do that, and I had to
handle refcounted extents, I end up fixing a refcount bug with
non-sparse extentds.
	There are now three patches.  The first changes our zeroing
code to go page-by-page at the high level.  The second actually changes
the zeroing code.  The final patch, limiting zeroing to the end of a
write, is unchanged from v2.

Joel

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