Received: by 2002:a25:8b12:0:0:0:0:0 with SMTP id i18csp2354093ybl; Thu, 29 Aug 2019 07:10:22 -0700 (PDT) X-Google-Smtp-Source: APXvYqy6mf6coZ7YasdHTSCAgj10vYw7eOZH/gXjJ96JJzmGnoeDsAOo3pDibbAZtEj5zsvnhiic X-Received: by 2002:a63:904:: with SMTP id 4mr8063422pgj.397.1567087822462; Thu, 29 Aug 2019 07:10:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1567087822; cv=none; d=google.com; s=arc-20160816; b=iPqtWnhDSz64vnEDVdOcH8Oo4wqrNot8zML4glGODMZjRPyYsLTgSHMXhMG7EZcKCu 9ZKE7ZwcXCNspl2d6vbceSxaNhkbAjs03s+lB+UDsWWlqzZgROfbMIlOM9z2hR56LkfU LS33RlYvP1WDoRQLPUY3mRwdyqryIilb4dewZweSr48w9GXLXFHUvJSuxlqPVk1Z02/k NA/HEUPM1N7CQDMld1Xi9KY/Ry5eTAOOall/R0TyROqxxLPbtCeTKVcIiS3OKd+kEuEA l5afbS7UIet3o+IWbF3w22Si9uJQT7s8TIjuxksJ+Ix5l5a7TwcrgSLFSPP+QozuCvql Xnew== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=dT293HPyj/GFfRbXiQ7miYV2lpHH1pPTBj5mQLoQWnc=; b=TBTl/oAfCyPsp03HaYjcKSjtWStRsL6W093poSjEIPvhTyBBP0YFWv8GIolAOghW4j dcjpJhenGGR+mEtrknaqIszQA3nhifQwsKz7kiKSKd7S30xUuG8UWIBPDaOD4DTg1A6E WE5bGxYzkDOPes0f7ivzqUxRA7tswZ9BYaP0xbN6hm/tDG5md7eH7I2telYaVhpyBqPh t2DA9Cd8eULvWv8MH34KFrExGyU1TQnymQcUV8j2dYN9BbYNbleF6LlhqtN9hVC7vMDE uOPWssubiEP0i/unJzxF8owG+/D0rxGhpyzc3BiWwW3SpOFJjBVwPpQHSvlQkAO7qrz1 L3DQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q1si2108297pgv.58.2019.08.29.07.10.04; Thu, 29 Aug 2019 07:10:22 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727176AbfH2OIx (ORCPT + 99 others); Thu, 29 Aug 2019 10:08:53 -0400 Received: from verein.lst.de ([213.95.11.211]:46554 "EHLO verein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726518AbfH2OIx (ORCPT ); Thu, 29 Aug 2019 10:08:53 -0400 Received: by verein.lst.de (Postfix, from userid 2407) id 04EAF68B20; Thu, 29 Aug 2019 16:08:50 +0200 (CEST) Date: Thu, 29 Aug 2019 16:08:49 +0200 From: Christoph Hellwig To: Piergiorgio Sartor Cc: Christoph Hellwig , Alan Stern , Jens Axboe , USB list , linux-block@vger.kernel.org, Kernel development list Subject: Re: reeze while write on external usb 3.0 hard disk [Bug 204095] Message-ID: <20190829140849.GA18387@lst.de> References: <20190817095422.GA4200@lazy.lzy> <20190820072326.GD28968@lst.de> <20190820163722.GA2991@lazy.lzy> <20190826173833.GA4166@lazy.lzy> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190826173833.GA4166@lazy.lzy> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Aug 26, 2019 at 07:38:33PM +0200, Piergiorgio Sartor wrote: > any news on this? Sorry, I've been dropping the ball here, and I'm a little puzzled on what is going on. Including on why we are bounce buffering for xhci at all. What kind of system (CPU / mainboard) is this?