From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752542Ab1HXX6P (ORCPT ); Wed, 24 Aug 2011 19:58:15 -0400 Received: from out3.smtp.messagingengine.com ([66.111.4.27]:42432 "EHLO out3.smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750803Ab1HXX6O (ORCPT ); Wed, 24 Aug 2011 19:58:14 -0400 X-Sasl-enc: Rp/FoB2vL3YhH/LdKcE1BogncwD0BysZVBJ2FRfYKQ2U 1314230293 Date: Wed, 24 Aug 2011 16:57:44 -0700 From: Greg KH To: Daniel Taylor Cc: linux-kernel@vger.kernel.org Subject: Re: Future of the -longterm kernel releases (i.e. how we pick them). Message-ID: <20110824235744.GA2187@kroah.com> References: <20110815041524.GA7578@kroah.com> <20110815142142.GC11358@kroah.com> <25B374CC0D9DFB4698BB331F82CD0CF2E3ED78@wdscexbe08.sc.wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <25B374CC0D9DFB4698BB331F82CD0CF2E3ED78@wdscexbe08.sc.wdc.com> 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 Mon, Aug 15, 2011 at 10:26:54PM -0700, Daniel Taylor wrote: > For embedded systems, which often have multi- (not just two-) year > warranties, it sounds like we would then be maintaining the -longterm > ourselves. The "easy" side of this is that embedded systems don't > (usually) have users trying to plug in the latest and greatest widget, > except on external busses, such as USB. So back-porting drivers is > not generally a big deal. Security patches, OTOH, are a real concern. > Other than net and drivers/net, which are exposed to non-local attacks, > are there other subsystems we should watch for security fixes? There > have, for example, been a lot of security upgrades in /sys, but there's > also been a lot of restructing for new interfaces and "arch" models, > which would make back-porting those much more complicated. You should watch out for all bugfixes, that's the only way to have a chance at catching all of the issues. good luck, greg k-h