From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B983C433F5 for ; Wed, 6 Oct 2021 11:24:20 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 566E061184 for ; Wed, 6 Oct 2021 11:24:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 566E061184 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id D061483E; Wed, 6 Oct 2021 13:23:27 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz D061483E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1633519457; bh=wB67VZx3yGCPIQjp2L0jvOYpehd4wPRSmO+cXM/zjtE=; h=Date:From:To:Subject:References:In-Reply-To:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=MyhgqM03FuZ+HX487VQZ9baeDbwK6wZg7+Qw9/4VkfFhS6Jlm3pOKa3mIvmh4zcAD 0HtolBxOmXCvCDc0u4ErsKCD5RwP2qDZqd78y9uqneH723zsEIfhd2/43+DnK7xbvi AM3lMFGC1I22tumqsOCh2lbfj1KwkPSM6ZxBxpkc= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 60FE4F80229; Wed, 6 Oct 2021 13:23:27 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 6E13AF80240; Wed, 6 Oct 2021 13:23:26 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id AD421F8020D for ; Wed, 6 Oct 2021 13:23:21 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz AD421F8020D Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pzVmDATK" Received: by mail.kernel.org (Postfix) with ESMTPSA id DBF1260F51; Wed, 6 Oct 2021 11:23:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1633519397; bh=wB67VZx3yGCPIQjp2L0jvOYpehd4wPRSmO+cXM/zjtE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=pzVmDATK0/IrP62mVWrNzIGr8mibSJZAVwhe0P5NvcqnJMKPfHfu89Wo1rEUz1dUl W/H45I4A8b4UamBcbTv7TWCr4KqJ17ZGHdPxIopQDTohJupFZp2nuL+y8cW6tIlkX5 UZQYC93G1Ux+HCiReMeSi5Zhk/tOeZN0r5Cp/ZqgvIPqDbOCEhVP9o1HbgoNVyLN7M JWkmdmctYHyF/WB9eBJp9bKdsq408dGrTk7uflfd655mhOm/2Uq9r6uE+K4ioXW5yM rjbrE8sZUEfDyubG251Ole9HIkd/hQruyI+DImWHS7MvZzb5AFal7sAjkwy2gVDXv7 BPVrcw0R61pmQ== Date: Wed, 6 Oct 2021 12:23:14 +0100 From: Mark Brown To: Peter Ujfalusi Subject: Re: [PATCH 00/19] ASoC: SOF: Improvements for debugging Message-ID: References: <20211006110645.26679-1-peter.ujfalusi@linux.intel.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="LAG/fTQkR5J4eCz3" Content-Disposition: inline In-Reply-To: <20211006110645.26679-1-peter.ujfalusi@linux.intel.com> X-Cookie: A is for Apple. Cc: guennadi.liakhovetski@linux.intel.com, alsa-devel@alsa-project.org, kai.vehmanen@linux.intel.com, ranjani.sridharan@linux.intel.com, lgirdwood@gmail.com, pierre-louis.bossart@linux.intel.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" --LAG/fTQkR5J4eCz3 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 06, 2021 at 02:06:26PM +0300, Peter Ujfalusi wrote: > Hi, >=20 > The aim of this series is to clean up, make it easier to interpret and le= ss > 'chatty' prints aimed for debugging errors. >=20 > For example currently the DSP/IPC dump is printed every time we have an I= PC > timeout and it is posible to lost the first and more indicative dump to f= ind the > rootcause. You might want to look at tracepoints and/or trace_printk, apart from anything else they're very useful for flight recorder style applications since they're very low overhead and have comparitively speeaking lots of storage available. --LAG/fTQkR5J4eCz3 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmFdhyIACgkQJNaLcl1U h9Ct2wf/Qrm53BkZmLxDUlOOQIwZS+oOWGEqFZxnNK5nlwHhf7nYaTaQH0iWsaKX 7Qv8AI+a6QYxCaGECkF/cxPKfZr7MeXaqrSZ4C3z6eaWVwivE668CE7oOPniFgbN jIVZIc6VMGkYwS/Bmogz/szGgWIdu8daN/rIAz0QQrlQXtv0BrtKaNmNnoCVI2Sn g8JXjK9AaygMAZyTHQSjh8RypHYorXL/mgSuDrw/kVo4g4z1fXsIuAYGsJ31bESm Y6Y5UbkMtgWNyNWmP8vxnMhrt+9lhp363c8d3OHvXu5Z4X+GpxBgwCNt/bdvHtgx 5Fm4DjNbTETz2hcE41UZbGV7CTfGCg== =Isq9 -----END PGP SIGNATURE----- --LAG/fTQkR5J4eCz3--