From owner-freebsd-stable@FreeBSD.ORG Thu Nov 22 07:12:18 2012 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id D0493764 for ; Thu, 22 Nov 2012 07:12:18 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wi0-f174.google.com (mail-wi0-f174.google.com [209.85.212.174]) by mx1.freebsd.org (Postfix) with ESMTP id 504878FC14 for ; Thu, 22 Nov 2012 07:12:17 +0000 (UTC) Received: by mail-wi0-f174.google.com with SMTP id hm9so417439wib.13 for ; Wed, 21 Nov 2012 23:12:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=bYIrIKtH0JWW9NzIAzkaWz7sdxQ7XRM5LwnD4U78RUI=; b=RKSPRJ+oeMxEmYmQJSr0A3H7eHs20L95/jinkwPuHlMqEW60DK0hoQPulIUg6DcxZI z8wOr1HY551kdwJVRcmdcGf19BotxVB2MGUd/SNf0x1Dlr73J7UUnqrLV4NV+tcjhXjm pKJcMDHmqh2vakKHsMs7xryIG8dsaKveR2T1aa6KN4uNove8J9SkHxBVIQxPFIWYnY5V G15j7hOOYw4Qh8qe5C/1eLbm2Vrl0MkoRJs4DH0SUk4zw8wYF+1vSGW6umF7qjyG0/Dj gyQ9qWV4HpiN0UpIDVAyNhRBmNfql37UrHpRm8H2bYQn5FcCWaCmW6ETYCTKnp3FKnfc HtCw== MIME-Version: 1.0 Received: by 10.216.74.85 with SMTP id w63mr8677992wed.212.1353568337241; Wed, 21 Nov 2012 23:12:17 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.217.57.9 with HTTP; Wed, 21 Nov 2012 23:12:17 -0800 (PST) In-Reply-To: <20121122144400.M21191@sola.nimnet.asn.au> References: <50ACA59D.3080809@digiware.nl> <20121121101411.GG4535@server.rulingia.com> <50ACD522.7000706@digiware.nl> <50ACEE5B.8000901@FreeBSD.org> <50ACF891.4050105@digiware.nl> <1353513692.69940.7.camel@revolution.hippie.lan> <50ACFC6C.8070506@FreeBSD.org> <20121122040251.G21191@sola.nimnet.asn.au> <50AD0E82.3070706@digiware.nl> <20121121194142.8c4bf7d1977f13801a021ccc@getmail.no> <20121122144400.M21191@sola.nimnet.asn.au> Date: Wed, 21 Nov 2012 23:12:17 -0800 X-Google-Sender-Auth: um6dP1lPQO2ciFKoNV9lTse9S8g Message-ID: Subject: Re: Increasing the DMESG buffer.... From: Adrian Chadd To: Ian Smith Content-Type: text/plain; charset=ISO-8859-1 Cc: Andriy Gapon , freebsd-stable@freebsd.org, Lars Engels , Ronald Klop X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Nov 2012 07:12:18 -0000 On 21 November 2012 20:16, Ian Smith wrote: > On Wed, 21 Nov 2012 12:08:42 -0800, Adrian Chadd wrote: > > .. because some of us like kernel behaviour to be predictable and > > controllable, rather than 'just be dynamic here, what could possibly > > go wrong.' > > > > Just bump the default kernel buffer size up to 64k and leave it > > hard-coded like that. Us embedded people can drop that down to > > something smaller. > > > > There. Problem solved, right? > > Well maybe, but I still tend to take Andriy's point about snd_hda. For > example, Lars Engels posted several verbose dmesgs the other day, not to > do with sound, one of which was: > http://bsd-geek.de/FreeBSD/T61_dmesg.boot.10.works > > T61_dmesg.boot.10.works (file 1 of 2) lines 1813-1861/1861 byte 82415/82415 > > Cutting just the hdaa0, pcm0 and pcm1 stuff results in: > > hda_pcm.verbose (file 2 of 2) lines 712-760/760 byte 28531/28531 Is there a way to extract this topology information out of the driver without putting it in the verbose output? Adrian