Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp2290113pxb; Fri, 5 Mar 2021 11:49:37 -0800 (PST) X-Google-Smtp-Source: ABdhPJwQswfXZJS4ebqpfN6/1OOv8HHatjGmJBN4h701xPg2N1S8cG5HGY4URiihwo6GK0RM1yGK X-Received: by 2002:a17:906:6c93:: with SMTP id s19mr3824860ejr.151.1614973777153; Fri, 05 Mar 2021 11:49:37 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1614973777; cv=none; d=google.com; s=arc-20160816; b=1EdOKgCs4fFnBQTEdfzwLuO85zMNjWpTx0yYbFh+8EVZgWyo3cS44/PRrmPCwOlzrn kwKi84Ys7gbTw712D/uXiKy0YZYzy2p/03R5fyXb6ITT9Xq9NOp2Q6D/4BiqOvbdfwD7 Ddl0Wd7kz1zKCAwuJ5tBHXNPJsXPvluWikoRjL3cnGPzNlsdQENVYPOz/dXCOaRCxpkw lAs+M1zb2GbPyi+HPkFrgEMnWepdN2i0nXfqQiaHx+RTb081k2WiHspKdwIyeu+Du38o b5xOHF3ozikhrWl3pz6/M9HkUvXAJVN/aaEJW7IoRDLjWqkrkMMgFzQx1hcztvW1zMFZ PE9Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=YT+UB+9FRGFOCAocjD2tUiZ07A73YxNRrO0vLhr5Jqo=; b=lDYMSXfczEsu0gNjztyCXuhm9k4KliYQz+HrGwnP61la8GajOQqaj+UN8EKe6GVGkL ulWlL04ZME6uHdxfvzSWkLW29HnDZ5JMtuyAM76bRvNoM7J3dgc22TSlnquQ3NjYQ2HA 4nZYvU2pjnGKI/7BvnNoe4MSgsc44/9cnuNxtdgt95PDmu48nFlyp6W685+5vrF+vXWN W9nMsW8nrwVHxhXMbQUpscn2sVPWMZPUVwbWuBXnlnyyrJJV5zpVGi4wp/WBM5xBdq0E hxzFN4ky6M6z0t88jn5hBg1y7rCaq2UKS7h3ygmLQ8+JDpuJ6S6eFvR0anM8HcvZNhbB okdA== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id b15si2273055edz.247.2021.03.05.11.49.14; Fri, 05 Mar 2021 11:49:37 -0800 (PST) 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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230039AbhCETrz (ORCPT + 99 others); Fri, 5 Mar 2021 14:47:55 -0500 Received: from netrider.rowland.org ([192.131.102.5]:35549 "HELO netrider.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S229719AbhCETrq (ORCPT ); Fri, 5 Mar 2021 14:47:46 -0500 Received: (qmail 50575 invoked by uid 1000); 5 Mar 2021 14:47:45 -0500 Date: Fri, 5 Mar 2021 14:47:45 -0500 From: Alan Stern To: Sedat Dilek Cc: Mathias Nyman , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman Subject: Re: [xhci] usb 4-1: reset SuperSpeed Gen 1 USB device number 2 using xhci_hcd Message-ID: <20210305194745.GF48113@rowland.harvard.edu> References: <20210301155321.GA1490228@rowland.harvard.edu> <20210305160728.GE38200@rowland.harvard.edu> <20210305193003.GE48113@rowland.harvard.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 05, 2021 at 08:41:40PM +0100, Sedat Dilek wrote: > On Fri, Mar 5, 2021 at 8:30 PM Alan Stern wrote: > > Okay, that indicates the ATA commands are being sent not by the kernel > > but by some program. I'm not sure how you can easily find out which > > program; probably the best thing to do is turn them off one by one until > > you find the one responsible. > > > > I can hardly imagine which user-space tools other than powertop can > interfere here. > Any ideas? No. Especially since I have no idea what programs are running on your computer. Alan Stern