Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752996AbcDFTYO (ORCPT ); Wed, 6 Apr 2016 15:24:14 -0400 Received: from canardo.mork.no ([148.122.252.1]:37443 "EHLO canardo.mork.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752488AbcDFTYN convert rfc822-to-8bit (ORCPT ); Wed, 6 Apr 2016 15:24:13 -0400 From: =?utf-8?Q?Bj=C3=B8rn_Mork?= To: Linus Torvalds Cc: Kees Cook , kernel-hardening@lists.openwall.com, Emrah Demir , Dan Rosenberg , Dave Jones , Linux Kernel Mailing List Subject: Re: [PATCH] KERNEL: resource: Fix bug on leakage in /proc/iomem file Organization: m References: <1459947782-5071-1-git-send-email-ed@abdsec.com> <5e5e7c7ced7bede343530ed1447d7453@abdsec.com> Date: Wed, 06 Apr 2016 21:23:00 +0200 In-Reply-To: (Linus Torvalds's message of "Wed, 6 Apr 2016 11:43:11 -0700") Message-ID: <87inzuv8x7.fsf@nemi.mork.no> User-Agent: Gnus/5.130015 (Ma Gnus v0.15) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 904 Lines: 21 Linus Torvalds writes: > I suspect there really aren't all that many hibernation users out > there at all, and that yes, that would be the right default. > > Hibernation is really quite nasty when you have to have a fairly big > special partition for it, and shrink your memory down. Writing things > to disk was a whole lot more reasonable back in the days when laptops > had 16MB of memory. > > I really wonder how many people use it with a modern laptop and > distro. I doubt it's much faster than just rebooting the whole system > anyway, and there are lots of downsides. Huh? Do modern laptops now have infinite battery capacity? I regularily use hibernation as emergency shutdown when the battery runs out. You mean that never happens to other people? Or you just take the hit and stops everything you were currently doing, saving every open file etc? Bjørn