From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konstantin Dorfman Subject: Re: wait_for_completion in mmc_wait_for_req_done never returns Date: Thu, 01 May 2014 16:57:33 +0300 Message-ID: <536252CD.3000400@codeaurora.org> References: <8D4F0053-96FB-4ED3-B224-275E3CDDCFBC@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp.codeaurora.org ([198.145.11.231]:56315 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753128AbaEAN5i (ORCPT ); Thu, 1 May 2014 09:57:38 -0400 In-Reply-To: <8D4F0053-96FB-4ED3-B224-275E3CDDCFBC@gmail.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Jon Ringle , "linux-mmc@vger.kernel.org" Cc: "schwidefsky@de.ibm.com" On 03/01/14 18:03, Jon Ringle wrote: > I'm porting an arm board from linux-3.10 to linux-3.12 and found that I can no longer detect the SD card. I found that the wait_for_completion(&mrq->completion) in drivers/mmc/core/core.c:mmc_wait_for_req_done() is never returning. Can you post relevant kernel log file, so I'll try to understand the flow? What command is not getting completed? I suppose it is not data command. Thanks, Kostya -- sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation