From owner-freebsd-current Tue Jul 2 8:57: 1 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id A201637B405 for ; Tue, 2 Jul 2002 08:56:57 -0700 (PDT) Received: from smtp.uc3m.es (smtp03.uc3m.es [163.117.136.123]) by mx1.FreeBSD.org (Postfix) with ESMTP id D70AC43E13 for ; Tue, 2 Jul 2002 08:56:55 -0700 (PDT) (envelope-from jrh@it.uc3m.es) Received: from smtp03.uc3m.es (localhost [127.0.0.1]) by smtp.uc3m.es (Postfix) with ESMTP id 55FEB43164; Tue, 2 Jul 2002 17:56:54 +0200 (CEST) Received: from it.uc3m.es (zangano.it.uc3m.es [163.117.140.41]) by smtp03.uc3m.es (Postfix) with ESMTP id B483A99DE4; Tue, 2 Jul 2002 17:56:33 +0200 (CEST) Message-ID: <3D21CD2C.C1797A68@it.uc3m.es> Date: Tue, 02 Jul 2002 17:56:28 +0200 From: Juan Francisco Rodriguez Hervella X-Mailer: Mozilla 4.74 [es] (X11; U; Linux 2.4.18 i686) X-Accept-Language: en MIME-Version: 1.0 To: Martin Faxer Cc: Michael Hostbaek , current@FreeBSD.ORG Subject: Re: kern: device pcm problems References: <20020702142810.GB29841@mich2.itxmarket.com> <20020702143844.GA517@lockdown.spectrum.fearmuffs.net> Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG Martin Faxer escribió: > On 2002.07.02 16:28:10 +0000, Michael Hostbaek wrote: > > I have problems getting my sound card functioning under -CURRENT. (While > > it was working perfect under -STABLE). > > > > I simply added 'device pcm' to the kernel config, when booting on new > > kernel I get lots of errors like this: > > > > port 0x1400-0x14ff irq 5 at device 8.0 on pci0 > > ../../../vm/uma_core.c:1333: could sleep with "pcm0" locked from ../../../dev/so > > und/pcm/sound.c:134 > > This is a well known problem; it's basically a diagnostic message > telling you that there's a deficiency in the pcm driver. > > If you want to fix it permanently I suggest that you go and have a look > at dev/sound/pcm/sound.c:134 and look for a way of invoking UMA without > holding the lock. > Hello: Im a bit corious about what's the meaning of "UMA". Thanks and sorry fot this simple question :) JFRH. > > If you just want to work around it, you can probably disable INVARIANTS > and WITNESS in your kernel configuration and hope that it won't turn > into a real problem (ie. panic.) > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message