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Date: Wed, 13 Dec 2006 11:07:01 -0800
From: Andrew Morton <akpm@osdl.org>
To: Suleiman Souhlal <ssouhlal@FreeBSD.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>, linux-kernel@vger.kernel.org,
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       guillaume.thouvenin@bull.net, jlan@sgi.com, nagar@watson.ibm.com,
       tee@sgi.com
Subject: Re: [patch 03/13] io-accounting: write accounting
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On Wed, 13 Dec 2006 03:02:38 -0800
Suleiman Souhlal <ssouhlal@FreeBSD.org> wrote:

> The only I/O non-shared VMAs might cause is from swapping, and I'm not
> sure if the io accounting patches actually care about that.

Yes, the patches do attempt to correctly account for swap IO.  swapin is
accounted in submit_bio() and swapout is, err, not accounted at all.  Drat,
I forgot to retest that.