From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp-vbr5.xs4all.nl ([194.109.24.25]:3368 "EHLO smtp-vbr5.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751350AbaIVJw5 (ORCPT ); Mon, 22 Sep 2014 05:52:57 -0400 Message-ID: <541FF16A.9060902@xs4all.nl> Date: Mon, 22 Sep 2014 11:52:42 +0200 From: Hans Verkuil MIME-Version: 1.0 To: James Harper , "linux-media@vger.kernel.org" Subject: Re: buffer delivery stops with cx23885 References: <778B08D5C7F58E4D9D9BE1DE278048B5C0B208@maxex1.maxsum.com> <541D469B.4000306@xs4all.nl> <609d00f585384d999c8e3522fe1352ee@SIXPR04MB304.apcprd04.prod.outlook.com> <541D5220.4050107@xs4all.nl> <541D5CD0.1000207@xs4all.nl> <9cc65ceabd05475d89a92c5df04cc492@SIXPR04MB304.apcprd04.prod.outlook.com> <541D61D7.3080202@xs4all.nl> <59dd9f7eb4414e3e8683e52c559a8c45@SIXPR04MB304.apcprd04.prod.outlook.com> <541FDFB4.6070201@xs4all.nl> <01776abac53640498b8fc87ac8d36fd1@HKXPR04MB295.apcprd04.prod.outlook.com> In-Reply-To: <01776abac53640498b8fc87ac8d36fd1@HKXPR04MB295.apcprd04.prod.outlook.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: On 09/22/2014 11:46 AM, James Harper wrote: >> >>> >>> Any hints on what I can do to figure out what layer it's stalling at? >> >> I have no idea. I would do a git bisect to try and narrow it down. >> > > Problem with the bisect is that I can't be sure what version it actually worked on. It certainly predates when my patch for my card was committed. > > I have a hunch that it might be the two tuners stomping on each other, possibly in the i2c code. Sometimes recording just stops, other times I get i2c errors. Is that two tuners in the same device, or two tuners in different devices? Hans > > With one tuner disabled in MythTV I can't seem to reproduce the problem anymore. I haven't let it run for long enough to be sure, but it normally would have crashed by now. > > James