linux-kernel - Re: [PATCH] reiserfs: Truncate blocks not used by a write (v2)

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Message-Id: <20090916144815.e544b319.akpm@linux-foundation.org>
Date:	Wed, 16 Sep 2009 14:48:15 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-kernel@...r.kernel.org, hch@...radead.org, jack@...e.cz,
	reiserfs-devel@...r.kernel.org, jeffm@...e.com,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH] reiserfs: Truncate blocks not used by a write (v2)

On Wed, 16 Sep 2009 19:25:12 +0200
Jan Kara <jack@...e.cz> wrote:

> It can happen that write does not use all the blocks allocated in write_begin
> either because of some filesystem error (like ENOSPC) or because page with
> data to write has been removed from memory. We truncate these blocks so that
> we don't have dangling blocks beyond i_size.

This clashes a bit with the kill-the-bkl/reiserfs stuff in linux-next.
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