From mboxrd@z Thu Jan 1 00:00:00 1970 From: Greg Kroah-Hartman Subject: Re: [PATCH 4.4 16/34] led: core: Fix brightness setting when setting delay_off=0 Date: Thu, 8 Mar 2018 09:24:01 -0800 Message-ID: <20180308172401.GB22224@kroah.com> References: <20180302084435.842679610@linuxfoundation.org> <20180302084437.007951262@linuxfoundation.org> <1520436743.23626.33.camel@codethink.co.uk> <86d4536e-11d5-40c4-4186-21955f809005@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <86d4536e-11d5-40c4-4186-21955f809005@gmail.com> Sender: stable-owner@vger.kernel.org To: Jacek Anaszewski Cc: Ben Hutchings , linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, Matthieu CASTET , stable@vger.kernel.org List-Id: linux-leds@vger.kernel.org On Wed, Mar 07, 2018 at 09:39:08PM +0100, Jacek Anaszewski wrote: > Hi Ben, > > On 03/07/2018 04:32 PM, Ben Hutchings wrote: > > On Fri, 2018-03-02 at 09:51 +0100, Greg Kroah-Hartman wrote: > >> 4.4-stable review patch. If anyone has any objections, please let me > >> know. > >> > >> ------------------ > >> > >> From: Matthieu CASTET > >> > >> > >> [ Upstream commit 2b83ff96f51d0b039c4561b9f95c824d7bddb85c ] > >> > >> With the current code, the following sequence won't work : > >> echo timer > trigger > >> > >> echo 0 > delay_off > >> * at this point we call > >> ** led_delay_off_store > >> ** led_blink_set > > [...] > > > > The commit message got cut truncated here, which resulted in addresses > > being omitted when it was sent out for review. The upstream commit > > message refers to a LED_BLINK_SW flag which is not used in 4.4. So > > this fix probably isn't needed, though I can't tell whether it does any > > harm. > > We discussed it in [0]. This patch is not needed for 4.4 and what's > more more it is harmful. It introduces a bug, fixed in [1]. > > [0] https://lkml.org/lkml/2018/2/6/726 > [1[ https://patchwork.kernel.org/patch/10253933/ So, did I mess something up here? Am I missing some patch that I need to apply, or do I need to revert something? confused, greg k-h