linux-kernel - Re: sound skipping regression introduced in 2.6.30-rc8

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Date:	Mon, 15 Jun 2009 02:25:47 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	tiwai@...e.de
Cc:	bzolnier@...il.com, sven.koehler@...il.com,
	linux-kernel@...r.kernel.org
Subject: Re: sound skipping regression introduced in 2.6.30-rc8

From: Takashi Iwai <tiwai@...e.de>
Date: Mon, 15 Jun 2009 10:39:50 +0200

> If that patch also doesn't work, we need to track the position update
> sequence in more details.
> The patch below will dump the each position update (CAUTION: it can be
> long logs!).  Please apply it instead of the previous one, run with
> xrun_debug=5 on 2.6.31 (or xrun_debug=1 on 2.6.30), and give the
> outputs around a skip occurs.

The patch doesn't work.

I put up a debugging log at:

	http://vger.kernel.org/~davem/asound.log

there is a "PCM: hw_ptr skipping! ..." message near the end.
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