From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wolfram Sang Subject: Re: I2C: Fix i2c fail problem when a process is terminated by a signal on octeon in 3.8 Date: Tue, 26 Feb 2013 12:07:47 +0100 Message-ID: <20130226110740.GA3962@katana> References: <88.A5.02716.F6CB6215@epcpsbge3.samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-i2c-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Jiri Kosina Cc: =?utf-8?B?7Iah7J2A67SJ?= , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "Ben Dooks (embedded platforms)" , linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-i2c@vger.kernel.org On Tue, Feb 26, 2013 at 11:02:17AM +0100, Jiri Kosina wrote: > On Fri, 22 Feb 2013, =EC=86=A1=EC=9D=80=EB=B4=89 wrote: >=20 > >=20 > > =C2=A0 > >=20 > > I've been debugging the abnormal operation of i2c on octeon. > > If a process is terminated by signal in the middle of i2c operation= , > > next i2c read operation which is done by another process was failed= =2E > > So i changed to ignore signal in the middle of i2c operation. > > After that the problem was not reproduced. >=20 > This is not really material directly for trivial.git. Adding maintain= ers=20 > to CC. Yes, this should not go via trivial. Please resend to i2c list. Patch looks okay from a glimpse (and fixes an issue we have seen before and fixed the same way). Thanks, Wolfram From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757173Ab3BZLHw (ORCPT ); Tue, 26 Feb 2013 06:07:52 -0500 Received: from sauhun.de ([89.238.76.85]:58739 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753754Ab3BZLHu (ORCPT ); Tue, 26 Feb 2013 06:07:50 -0500 Date: Tue, 26 Feb 2013 12:07:47 +0100 From: Wolfram Sang To: Jiri Kosina Cc: =?utf-8?B?7Iah7J2A67SJ?= , linux-kernel@vger.kernel.org, "Ben Dooks (embedded platforms)" , linux-i2c@vger.kernel.org Subject: Re: I2C: Fix i2c fail problem when a process is terminated by a signal on octeon in 3.8 Message-ID: <20130226110740.GA3962@katana> References: <88.A5.02716.F6CB6215@epcpsbge3.samsung.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 26, 2013 at 11:02:17AM +0100, Jiri Kosina wrote: > On Fri, 22 Feb 2013, 송은봉 wrote: > > > > >   > > > > I've been debugging the abnormal operation of i2c on octeon. > > If a process is terminated by signal in the middle of i2c operation, > > next i2c read operation which is done by another process was failed. > > So i changed to ignore signal in the middle of i2c operation. > > After that the problem was not reproduced. > > This is not really material directly for trivial.git. Adding maintainers > to CC. Yes, this should not go via trivial. Please resend to i2c list. Patch looks okay from a glimpse (and fixes an issue we have seen before and fixed the same way). Thanks, Wolfram