From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.kernel.org ([198.145.29.99]:60118 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726184AbeKZUyj (ORCPT ); Mon, 26 Nov 2018 15:54:39 -0500 Date: Mon, 26 Nov 2018 05:00:59 -0500 From: Sasha Levin To: Mika Westerberg Cc: Krzysztof =?utf-8?Q?Ol=C4=99dzki?= , gregkh@linuxfoundation.org, rafael.j.wysocki@intel.com, stable@vger.kernel.org Subject: Re: Adding iTCO_wdt fixes into 4.9-stable? Message-ID: <20181126100059.GE34679@sasha-vm> References: <34c83ce4-b3ec-1cbf-db96-ad25ceabddd6@ans.pl> <20181119103125.GM4179@lahna.fi.intel.com> <20181123192631.GG1917@sasha-vm> <20181126092418.GC2296@lahna.fi.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20181126092418.GC2296@lahna.fi.intel.com> Sender: stable-owner@vger.kernel.org List-ID: On Mon, Nov 26, 2018 at 11:24:18AM +0200, Mika Westerberg wrote: >On Sat, Nov 24, 2018 at 10:01:48PM -0800, Krzysztof Olędzki wrote: >> I think older kernels should be fine, like I said - everything worked under >> 4.4-stable. I suspect this is because of some ACPI / WDAT improvements in >> 4.9, or between 4.5 - 4.8 for which we no longer support -stable. Mika, do >> you know which change exactly introduce this side effect? > >IIRC it was the introduction of WDAT driver itself in commit >058dfc767008 ("ACPI / watchdog: Add support for WDAT hardware >watchdog"). The driver went into v4.9 so I don't think older stable >kernels need this. Great, thanks all! -- Thanks, Sasha