From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757650AbaISRR7 (ORCPT ); Fri, 19 Sep 2014 13:17:59 -0400 Received: from sauhun.de ([89.238.76.85]:52178 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756107AbaISRR5 (ORCPT ); Fri, 19 Sep 2014 13:17:57 -0400 Date: Fri, 19 Sep 2014 19:18:18 +0200 From: Wolfram Sang To: Bastian Hecht Cc: linux-i2c@vger.kernel.org, Linux-SH , Tomoya MORINAGA , linux-arm-kernel@lists.infradead.org, open list Subject: Re: [PATCH v2 1/5] i2c: Don't start transfers when suspended Message-ID: <20140919171818.GA2874@katana> References: <1405608520-5644-1-git-send-email-hechtb@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1405608520-5644-1-git-send-email-hechtb@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jul 17, 2014 at 04:48:36PM +0200, Bastian Hecht wrote: > i2c transfer requests come in very uncontrolled, like from interrupt routines. > We might be suspended when this happens. To avoid i2c timeouts caused by > powered down busses we check for suspension. > > Several bus drivers handle this problem on their own. We can clean things up > by moving the protection mechanism into the core. > > Signed-off-by: Bastian Hecht Dropping this series due to the comments. I am not sure if it is worth to add information about the clients being "normally" suspendable or not. Thanks Bastian for the effort, though.