From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754336Ab0CYAv3 (ORCPT ); Wed, 24 Mar 2010 20:51:29 -0400 Received: from mail-gw0-f46.google.com ([74.125.83.46]:55651 "EHLO mail-gw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754242Ab0CYAv2 (ORCPT ); Wed, 24 Mar 2010 20:51:28 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; b=q26zVN2w1u32YWLnRXcrgxaXBVTPC+d1/6h9RwWP5th5qQ6vkr6YMC63BJYfGBq9f1 jftuPR7UKjgV/Z0tl/IywVJW/QHdoIhVtHb4H+NgQrtBOhueSFKJr/JTcw+4h6GLZ+ou 1CIutmec4AB3+xLAI19SK69S/EZynjYRyoas4= Message-ID: <4BAAB38C.3070202@gmail.com> Date: Wed, 24 Mar 2010 18:51:24 -0600 From: Robert Hancock User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.8) Gecko/20100301 Fedora/3.0.3-1.fc12 Thunderbird/3.0.3 MIME-Version: 1.0 To: turbolad995@yahoo.co.uk CC: linux-kernel@vger.kernel.org Subject: Re: Major Linux sound bugs References: <4BAA6405.968.842BC@turbolad995.yahoo.co.uk> In-Reply-To: <4BAA6405.968.842BC@turbolad995.yahoo.co.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/24/2010 01:12 PM, turbolad995@yahoo.co.uk wrote: > Hi. I don't know who to contact about this, but nobody seems to know > how to fix this problem or where/why it's occurring. Here's the > lowdown: in Linux distributions such as Ubuntu, some programs will > only work with sound when you close ALL other programs first. I've > mentioned this on Launchpad, but nobody seems to know why or how to > fix it. > > Thank you for reading. This isn't a kernel issue. Usually this is due to those programs incorrectly accessing device-specific ALSA devices like "hw:0", etc. rather than just using the "default" PCM device. Doing this bypasses software mixing and requires exclusive access to the sound device.