From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2496537-1522791992-2-4983399337720901381 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no ("Email failed DMARC policy for domain") X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.249, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='US', FromHeader='uk', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-IgnoreVacation: yes ("Email failed DMARC policy for domain") X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=fm2; t= 1522791992; b=YRJXKOdGgMZevBaVMY9nFEFIgaYMIo3Df/U78SPgbSZqD90AAe Mri+RFdxIwmy301EF+sWEdoQ0/d2LJ+B+O4INBX1DWbqXIO57uiSbc1CoGEEBb46 VjsVCRjT9bQWVmJLkD+c8cXlmTkD6Z9NKL8ZMXdGVkq96KCudauSQVmxdjBsVSV0 5YGhUGMdClO1uKJXb2JoQzShAic+AcXK2CnLQYL8r18DlDOXMmsLkbfqjBpIUb+J ohGOFBSq9IpRdpF7KsaUEBaPPhBDOVShVReMPySWCH4yNAIRoSxW3d1fHOrsKmMR fq3/dglW96TMs1v8qGoYHVvqMGKplas4DFDQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=message-id:subject:from:to:cc:date :in-reply-to:references:content-type:mime-version :content-transfer-encoding:sender:list-id; s=fm2; t=1522791992; bh=+L5ea0qDgzGj1aSA/SiUFSyS+pNRI1kxzCfqcNKPV+g=; b=CMSXK7pMjCzk 1/hFb7ed7Dv+S5AzGOy1RyOcyRhrX6l601QHiHHU1keMYYX6ga9IKCzy4sJ6JkCk fZkU+uCkRIo2ZuKRHmNLyCiPV3/vNrX6S2ajwpdAp4LHgIGxb2bdH//OugwfIIuD IDbold/EDsQc2bSs55EwPqqbQfHPp19ySFBolrRztVzJPNlR/I4igi5lrBxWnuaa fESa1t95AVPBgzxdTwnHlxe4wIe/U8O2Vj6aVvLX0M7B382idy9NIVxTWh3stb6X 1cZ5ndWBIi6j/WsUDlE8nj3DMdgoEYFcaQsrLvKdFDhTqcHog4VoFfX+Fs1kKqMU VzQbA2hjpQ== ARC-Authentication-Results: i=1; mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=codethink.co.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=codethink.co.uk header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=fail (p=none,has-list-id=yes,d=none) header.from=codethink.co.uk; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-cm=none score=0; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=codethink.co.uk header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean X-CM-Envelope: MS4wfBpNyWawDHueVkZfIqaVh6bF8WAbLumBEdAxa0wnjBhzL05VppHXcRralWlPLMH8iq5hKmFn2SeIE3egw/KL/pdqT0QkCT8asKgJfoV201iFZbWVNJqi m+pzHv3rx4lgy/JF8bf0gJHARRr6JZdRmSxpPN+CGJl3UYmPAgsBHwaM7T8qgbM6kNldbF3JTNR1CN065P4raHFzACwzZoDeDt4kGi85v45QRnf9EIWFB+bA X-CM-Analysis: v=2.3 cv=FKU1Odgs c=1 sm=1 tr=0 a=UK1r566ZdBxH71SXbqIOeA==:117 a=UK1r566ZdBxH71SXbqIOeA==:17 a=IkcTkHD0fZMA:10 a=Kd1tUaAdevIA:10 a=VwQbUJbxAAAA:8 a=Csv93wv4BVeGjb8N8akA:9 a=QEXdDO2ut3YA:10 a=AjGcO6oz07-iQ99wixmX:22 X-ME-CMScore: 0 X-ME-CMCategory: none Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753004AbeDCVq3 (ORCPT ); Tue, 3 Apr 2018 17:46:29 -0400 Received: from imap1.codethink.co.uk ([176.9.8.82]:34082 "EHLO imap1.codethink.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752813AbeDCVq2 (ORCPT ); Tue, 3 Apr 2018 17:46:28 -0400 Message-ID: <1522791985.2654.142.camel@codethink.co.uk> Subject: Re: [PATCH 4.4 70/97] rtc: ds1374: wdt: Fix issue with timeout scaling from secs to wdt ticks From: Ben Hutchings To: Moritz Fischer , Alexandre Belloni Cc: stable@vger.kernel.org, Sasha Levin , Greg Kroah-Hartman , LKML Date: Tue, 03 Apr 2018 22:46:25 +0100 In-Reply-To: <20180323094201.536829633@linuxfoundation.org> References: <20180323094157.535925724@linuxfoundation.org> <20180323094201.536829633@linuxfoundation.org> Organization: Codethink Ltd. Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6-1+deb9u1 Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Fri, 2018-03-23 at 10:54 +0100, Greg Kroah-Hartman wrote: > 4.4-stable review patch.  If anyone has any objections, please let me know. > > ------------------ > > From: Moritz Fischer > > > [ Upstream commit 453d0744f6c6ca3f9749b8c57c2e85b5b9f52514 ] > > The issue is that the internal counter that triggers the watchdog reset > is actually running at 4096 Hz instead of 1Hz, therefore the value > given by userland (in sec) needs to be multiplied by 4096 to get the > correct behavior. [...] The wdt_margin module parameter has the same problem. Ben. -- Ben Hutchings Software Developer, Codethink Ltd.