linux-ext4 - Re: Ordered mode rewrite patch

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Date:	Tue, 8 Apr 2008 08:19:37 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Jan Kara <jack@...e.cz>
Cc:	Nathan Grennan <jack@...nusx-1.org>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	linux-ext4@...r.kernel.org
Subject: Re: Ordered mode rewrite patch

On Tue, Apr 08, 2008 at 02:11:49PM +0200, Jan Kara wrote:
> -		} else if (!buffer_mapped(bh) && buffer_dirty(bh)) {
> +		} else if (!buffer_mapped(bh) && buffer_dirty(bh)
> +			   && !wbc->skip_unmapped) {

As mentioned last time unmapped buffer shouldn't happen anymore with
filesystem updated to have a ->page_mkwrite operations.  As you've
included the ext3 patch in yours the above condition shoujldn't git
anymore.

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