From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out4-smtp.messagingengine.com ([66.111.4.28]:51548 "EHLO out4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751581AbbJRAhz (ORCPT ); Sat, 17 Oct 2015 20:37:55 -0400 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 851C9206FE for ; Sat, 17 Oct 2015 20:37:54 -0400 (EDT) Date: Sat, 17 Oct 2015 17:37:53 -0700 From: Greg KH To: Thomas Renninger Cc: stable , prarit@redhat.com Subject: Re: Request for inclusion of 7180dddf7c32c49975c7e7babf2b60ed450cb760 into 4.1 and 3.18 Message-ID: <20151018003753.GI18971@kroah.com> References: <3010888.pyN6FAPjAR@skinner> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3010888.pyN6FAPjAR@skinner> Sender: stable-owner@vger.kernel.org List-ID: On Tue, Oct 13, 2015 at 02:51:21PM +0200, Thomas Renninger wrote: > Hi, > > while double checking whether this on is needed for 3.12 (which it is not), > I realized that this easy patch, fixing a potential divide by zero bug, > patches nicely with only line offset into 4.1 and 3.18 latest stable kernel > branches. > > So you might want to consider taking this one. > > commit 7180dddf7c32c49975c7e7babf2b60ed450cb760 > Author: Prarit Bhargava > Date: Mon Jun 15 13:43:29 2015 -0400 > > intel_pstate: Fix overflow in busy_scaled due to long delay > > The kernel may delay interrupts for a long time which can result in timers > being delayed. If this occurs the intel_pstate driver will crash with a > divide by zero error: > > divide error: 0000 [#1] SMP > ... Queued up for 4.1-stable, thanks. greg k-h