From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Wahren Subject: Re: [PATCH 1/2] mmc: bcm2835: reset host on timeout Date: Wed, 14 Feb 2018 15:58:31 +0100 Message-ID: <1fbf0d77-cb53-f0fa-b810-e9954138d907@i2se.com> References: <97593d6e1a41af1baff61f7d9e6e68a450fc9da6.1518619058.git.msuchanek@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <97593d6e1a41af1baff61f7d9e6e68a450fc9da6.1518619058.git.msuchanek@suse.de> Content-Language: de-DE List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Michal Suchanek , Ulf Hansson , Florian Fainelli , Ray Jui , Scott Branden , bcm-kernel-feedback-list@broadcom.com, Eric Anholt , Gerd Hoffmann , "Gustavo A. R. Silva" , Julia Lawall , linux-mmc@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org List-Id: linux-mmc@vger.kernel.org Hi Michal, Am 14.02.2018 um 15:38 schrieb Michal Suchanek: > The bcm2835 mmc host tends to lock up for unknown reason so reset it on > timeout. The upper mmc block layer tries retransimitting with single > blocks which tends to work out after a long wait. > > This is better than giving up and leaving the machine broken for no > obvious reason. could you please provide more information about this issue (affected hardware, kernel config, version, dmesg, reproducible scenario)?