From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752792AbcGANXZ (ORCPT ); Fri, 1 Jul 2016 09:23:25 -0400 Received: from smtp2.it.da.ut.ee ([193.40.5.67]:56038 "EHLO smtp2.it.da.ut.ee" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751793AbcGANXX (ORCPT ); Fri, 1 Jul 2016 09:23:23 -0400 Date: Fri, 1 Jul 2016 16:24:50 +0300 (EEST) From: Meelis Roos To: Jean Delvare cc: Linux Kernel list , linux-i2c@vger.kernel.org, Wolfram Sang Subject: Re: i2c-i801 hangs indefinitely on IBM x3550 In-Reply-To: <1467378349.11332.5.camel@chaos.suse> Message-ID: References: <20160701115330.1ff19621@endymion> <1467378349.11332.5.camel@chaos.suse> User-Agent: Alpine 2.20 (LRH 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > The machine is still alive and kicking with latest 4.7-rc4+. However, I > > do not remember the exact scenario for testing. > > Well originally you reported that the machine would hang when the > i2c-i801 driver is loaded. I guess this is no longer the case? Yes, that is no longer the case. > > SO how do I see if os working? Nothing in dmesg, reboot works so seems > > OK? > > Well, upon loading the i2c-i801 driver should say something about > interrupt use. Either: > "SMBus using PCI interrupt" > or: > "SMBus using polling" > and possibly other relevant messages. Can you check your dmesg for these > messages? Yes, it is in dmesg: i801_smbus 0000:00:1f.3: SMBus using PCI interrupt And no errors. So it seems to be working. -- Meelis Roos (mroos@linux.ee)