Received: by 2002:a25:683:0:0:0:0:0 with SMTP id 125csp507861ybg; Tue, 9 Jun 2020 06:19:58 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzmEM34hPoSl2yx1X4AxZHu+3tazqZEEeRNhtHPj1wW+IgU88ZQzQwFgQu1wV4g5qnjlkpP X-Received: by 2002:a17:906:818:: with SMTP id e24mr24806103ejd.453.1591708798320; Tue, 09 Jun 2020 06:19:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1591708798; cv=none; d=google.com; s=arc-20160816; b=Bqu/q7biJoTqhUxUs6iUunKF5MtXZUZhdqIX7QX2lggAo8RBNbLqaHgjjCYMW2KZbm MSxPnBnwp2IcUm+co8MCfGI5gCzuuCXgxZ/HitUlhPHVYRLK3HcrKNQfWmwrs4OVLcK0 YZ8mgLVXhpNbXE8UAiuClPvRNWjAjvTLkG6r2lzrF+TQ1UxU3VdjFFb8QJj3VfXkwDhq +zClM3/ZvaWiVVbCzAJOQNjB+M4U/Gztw46tzQzROzWmVMtRLDMLD1SfPbTw+1JMr7ne LjvUh6mIDoBLGM1xCVnMjB1VsO4OHC3LjwPjzGvr0FXHct3oV8tShK3H6zccTBIrNTx3 lTmQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:dkim-signature:dkim-filter; bh=Q6pAyvWAA5MDPmhkXsBCOnRP+oa87wANg1kmgbc1Kpc=; b=Fx7xuCrRH9Keqkazwrpn3Uc1K5gxI4WiA1glqN3XPNjWW4AtA8aWyIjA6c0ikTpB/w YDsslxrWolZzsi9+KlZTUIWOeaa2RFB4+Vtjup1aCEhVtI7573Ac9faTNGYZreNNR/k3 w6Rq8zeYDmvoqCbEQbDSsgEyKUbeRbDOpNwE2tM5giPFD6XkIvy/V5IyrRey9vsSlpqU UNnu71S50gPIrX57oyeD5ZY70/qOwB/vEHlVFEIXjFXQyEKHNN2MsbfcaBgrPh/t7iQl xEb5dz+6Xlkt5oxJLSbbdzjDN83zj6xZWyosSFeJs4Gf+VUEP/0VyWVdXJqVjMhHamBG lV+w== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@perex.cz header.s=default header.b=WvAeGGBA; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=perex.cz Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id mh25si10006370ejb.453.2020.06.09.06.19.35; Tue, 09 Jun 2020 06:19:58 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@perex.cz header.s=default header.b=WvAeGGBA; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=perex.cz Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729981AbgFINQ7 (ORCPT + 99 others); Tue, 9 Jun 2020 09:16:59 -0400 Received: from mail1.perex.cz ([77.48.224.245]:33654 "EHLO mail1.perex.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729968AbgFINQz (ORCPT ); Tue, 9 Jun 2020 09:16:55 -0400 Received: from mail1.perex.cz (localhost [127.0.0.1]) by smtp1.perex.cz (Perex's E-mail Delivery System) with ESMTP id B823CA003F; Tue, 9 Jun 2020 15:16:52 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.perex.cz B823CA003F DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=perex.cz; s=default; t=1591708612; bh=Q6pAyvWAA5MDPmhkXsBCOnRP+oa87wANg1kmgbc1Kpc=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=WvAeGGBAMKiFOFjTPXv8K3w5I1fxEZVOhQaZiXlSH1MVoJCMwtDLsMxaOSFHber3c L1N+Ix+80HnPbrBixJ0V62C0B7d0XedIZzq/bLDST90WHVbtdXfgzYan8OfYvWB76T tZVa+PvCOJTQmgNlwOSN0GHaj8vF3zuHqiiSmrAI= Received: from p50.perex-int.cz (unknown [192.168.100.94]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: perex) by mail1.perex.cz (Perex's E-mail Delivery System) with ESMTPSA; Tue, 9 Jun 2020 15:16:38 +0200 (CEST) Subject: Re: next-0519 on thinkpad x60: sound related? window manager crash To: Christoph Hellwig , Takashi Iwai Cc: David Rientjes , "Alex Xu (Hello71)" , alsa-devel@alsa-project.org, bp@alien8.de, hch@infradead.org, hpa@zytor.com, linux-kernel@vger.kernel.org, mingo@redhat.com, Pavel Machek , tglx@linutronix.de, tiwai@suse.com, x86@kernel.org References: <20200609054306.GA9606@lst.de> <20200609084305.GA21671@lst.de> <20200609091727.GA23814@lst.de> <20200609113123.GA547@lst.de> <20200609114059.GA1228@lst.de> <20200609114955.GA2027@lst.de> From: Jaroslav Kysela Message-ID: Date: Tue, 9 Jun 2020 15:16:38 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200609114955.GA2027@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dne 09. 06. 20 v 13:49 Christoph Hellwig napsal(a): > On Tue, Jun 09, 2020 at 01:45:34PM +0200, Takashi Iwai wrote: >> Yes, for the sound stuff, something below should make things working. >> But it means that we'll lose the SG-buffer allocation and the >> allocation of large buffers might fail on some machines. > > We crossed lines there. In general due to better memory compaction and > CMA we have better chances to get larger contiguous allocations these > days, so this might not be too much of an issue in practice. > But turning off the SG DMA scheme seems like a step back. Would be possible to fix this kind of memory mapping? Jaroslav -- Jaroslav Kysela Linux Sound Maintainer; ALSA Project; Red Hat, Inc.