Received: by 2002:a17:90a:c8b:0:0:0:0 with SMTP id v11csp2301471pja; Fri, 19 Apr 2019 11:34:55 -0700 (PDT) X-Google-Smtp-Source: APXvYqyf8m1VVJzu9/qTAe6OBDU7xbAil/zC4XQRzS2/CHo9LeDdLbpgFYCHvoQbXpneh/soAQMw X-Received: by 2002:a63:1064:: with SMTP id 36mr5237089pgq.155.1555698895561; Fri, 19 Apr 2019 11:34:55 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555698895; cv=none; d=google.com; s=arc-20160816; b=SrqDs897Tx6ST5ez/dSPa7pGzTmVYDPbogKJCOtw7x3BZRaXJVOg9uoRvPDvR5Hbnm 8K5OebN0f0fbfgZ6JKIveEMYenUtLASb5huYlqWfLvaW1oqCbZoUapGgd8jfXYAIiTCV KPBbWQlUCI+iTFTYb2AT+UwO1jgyeJ/nCD68EyufgQ8Di5F8XjnpTswMh9hjBUd3qm64 sllg5XfvWfqiepX+2r+wiDgLZ+bDlBwxiIokIztjTuuObGAAD0ia3dPLUf6WANGyMiMU QFlIJ6Xs6NKHgIgl7vVNERHIErncoRcYFlQcT7ucsi4OxbXBGG0Z4r/AkjXjxFO/tBiZ D5Zw== 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:dkim-signature; bh=OnHQQWzsxv27fizKHkeRAMzrl55a2F7xUINZKeHTR8Y=; b=Zzg18YgaAK6hHbyDySzKAalrowb0qylKgBh2H2MiN8imkuKiRBvRd20EKm1PvCQIdx PxiU/+/DmJs+eTDsMXoFDF2UitweSNjJ8qA+RU7SlkzgRAiuo2vB/BycsnK5zmEypny7 rM0AbpAjlkMAlWKPzZAODkN1Sl9AK8QFxT9rztkm+eJC6K6p55cK3VKFHgIesy4IMT2C xelWpDqKvau+RhbKQC1u1iFVwmhMG8Z8GjfeT4GT+mOvtNTguZGQJ+WgdkMzBFCeUMwc wYKz9A4ajQzzsm5x6BK+holOgRtK4X7DY10VycE1ORz6Y5nqN2H7YFAecknWdh/4b6NH mmUw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=AVRNnI+t; 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 x2si5492649pgh.231.2019.04.19.11.34.40; Fri, 19 Apr 2019 11:34:55 -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; dkim=pass header.i=@kernel.org header.s=default header.b=AVRNnI+t; 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 S1728246AbfDSSdO (ORCPT + 99 others); Fri, 19 Apr 2019 14:33:14 -0400 Received: from mail.kernel.org ([198.145.29.99]:53908 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727769AbfDSS3R (ORCPT ); Fri, 19 Apr 2019 14:29:17 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0D79921925; Fri, 19 Apr 2019 12:16:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555676186; bh=Nwz6MB47owPeWVb24oGS4ZPsfgfpLOqrJ6XmgqtytVM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=AVRNnI+tCaxmxotIT5e1bJXk6hnEG72mMz8GhppQSPmBY+lK65ok+j9PaucF+UjVT MJfpfPcAJ1Qk8Q+825vsIiLC//kYnrDcuMUx1LeX2uiPt4LiQKrGevTCaUeX3QkURV x2ZkqZI6iYA9X1QqvQwoxW00iJtog/yNG8u/pgg0= Date: Fri, 19 Apr 2019 14:16:24 +0200 From: Greg Kroah-Hartman To: Raul E Rangel Cc: linux-usb@vger.kernel.org, groeck@chromium.org, oneukum@suse.com, djkurtz@chromium.org, zwisler@chromium.org, Sebastian Andrzej Siewior , Martin Blumenstingl , Alan Stern , Dmitry Torokhov , linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , Miquel Raynal , Johan Hovold , Mathias Nyman Subject: Re: [PATCH v3] usb/hcd: Send a uevent signaling that the host controller had died Message-ID: <20190419121624.GA12209@kroah.com> References: <20190417190316.10032-1-rrangel@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190417190316.10032-1-rrangel@chromium.org> User-Agent: Mutt/1.11.4 (2019-03-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 17, 2019 at 01:03:16PM -0600, Raul E Rangel wrote: > This change will send an OFFLINE event to udev with the ERROR=DEAD > environment variable set when the HC dies. > > By notifying user space the appropriate policies can be applied. > i.e., > * Collect error logs. > * Notify the user that USB is no longer functional. > * Perform a graceful reboot. > > Signed-off-by: Raul E Rangel I'll wait for a v4 to fix up the bugs 0-day found in this before reviewing :) thanks, greg k-h