From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from <gentoo-user+bounces-136714-garchives=archives.gentoo.org@lists.gentoo.org>) id 1SALEI-0001xF-4S for garchives@archives.gentoo.org; Wed, 21 Mar 2012 13:05:30 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id AE72EE08D1; Wed, 21 Mar 2012 13:05:15 +0000 (UTC) Received: from mail.muc.de (colin.muc.de [193.149.48.1]) by pigeon.gentoo.org (Postfix) with ESMTP id C6D49E0859 for <gentoo-user@lists.gentoo.org>; Wed, 21 Mar 2012 13:03:57 +0000 (UTC) Received: (qmail 52478 invoked by uid 3782); 21 Mar 2012 13:03:56 -0000 Received: from acm.muc.de (pD951B9A6.dip.t-dialin.net [217.81.185.166]) by colin.muc.de (tmda-ofmipd) with ESMTP; Wed, 21 Mar 2012 14:03:54 +0100 Received: (qmail 3149 invoked by uid 1000); 21 Mar 2012 13:02:47 -0000 Date: Wed, 21 Mar 2012 13:02:47 +0000 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] mdev: sound is only working some of the time. Message-ID: <20120321130247.GA3112@acm.acm> References: <20120320223107.GA2961@acm.acm> <CAA2qdGV0NhcdtOigWHq99rKneYgfSUCH1oJ_v6mNf-a=RCUu4w@mail.gmail.com> <20120321111727.GB15011@acm.acm> <CAA2qdGV3D+xzNz7eb_4XpVQ9wH8wh5fQrN1WsaGNdExHhaQ7YQ@mail.gmail.com> Precedence: bulk List-Post: <mailto:gentoo-user@lists.gentoo.org> List-Help: <mailto:gentoo-user+help@lists.gentoo.org> List-Unsubscribe: <mailto:gentoo-user+unsubscribe@lists.gentoo.org> List-Subscribe: <mailto:gentoo-user+subscribe@lists.gentoo.org> List-Id: Gentoo Linux mail <gentoo-user.gentoo.org> X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <CAA2qdGV3D+xzNz7eb_4XpVQ9wH8wh5fQrN1WsaGNdExHhaQ7YQ@mail.gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-Delivery-Agent: TMDA/1.1.12 (Macallan) From: Alan Mackenzie <acm@muc.de> X-Primary-Address: acm@muc.de X-Archives-Salt: 4fa3ff56-90b2-4acb-a1c4-ce3401cd6bcb X-Archives-Hash: c572f977e6fc6d8d5ef240dfcaf7ec7f On Wed, Mar 21, 2012 at 07:49:02PM +0700, Pandu Poluan wrote: > On Mar 21, 2012 6:22 PM, "Alan Mackenzie" <acm@muc.de> wrote: > > Hello, Pandu. > > On Wed, Mar 21, 2012 at 07:35:14AM +0700, Pandu Poluan wrote: > > > On Mar 21, 2012 5:36 AM, "Alan Mackenzie" <acm@muc.de> wrote: > > > > Hi, all. > > > > Got a problem with my system running under mdev. When I try to > > > > play CDs (with aqualung feeding into PulseAudio), no sound comes > > > > out. However, when I listen to an audio section from a newspaper > > > > page such as www.tagesschau.de (no idea what audio format) it > > > > works. > > > > Clearly this is something to do with mdev. I had a look at the > > > > devices in /dev, searching for those in group audio. Under udev, > > > > I find the following as device nodes: > > > > adsp audio dsp mixer mixer1 sequencer sequencer2. > > > > Under mdev, all of these bar one are symlinks into the real nodes > > > > in a subdirectory. The odd man out is mixer1 which is a device > > > > node, but with owner/group begin root/root (rather than > > > > root/audio). > > > > Can anybody suggest any fix, or further areas of exploration? > > > > Thanks! > > > That's indicative that it's the kernel doing the populating (that > > > is, everything belongs to root:root). > > No, it was just that one device belonging to root:root. This is > > mysterious indeed. > > > That means, mdev hasn't got the chance to 'restructure' the /dev > > > directory (that is, rename and/or move and/or chown devices). > > > Does 'mdev -s' exist in your /sbin/linuxrc? Can you post your > > > linuxrc here? > > mdev -s wasn't in my /sbin/linuxrc. It is now. It hasn't made any > > difference to that wayward device. > > As I said to Walt, I've solved the problem by turfing out pulseaudio. > Strange... > Do you use mdev to handle hotplugs, btw? You mean, like sticking in a USB stick, or turning my printer on? Yes, I do. > Rgds, -- Alan Mackenzie (Nuremberg, Germany).