From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Subject: Re: Ugly patches for stolen reservation Date: Thu, 25 Jul 2013 17:49:56 -0700 Message-ID: <51F1C7B4.2010100@zytor.com> References: <1374770269-3223-1-git-send-email-jbarnes@virtuousgeek.org> <20130725200551.GA16719@gmail.com> <5304d042-6f8f-4754-9d19-df62662d19f4@email.android.com> <20130725161715.50d85926@jbarnes-desktop> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20130725161715.50d85926@jbarnes-desktop> Sender: linux-kernel-owner@vger.kernel.org To: Jesse Barnes Cc: Ingo Molnar , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@linutronix.de, torvalds@linux-foundation.org List-Id: intel-gfx@lists.freedesktop.org On 07/25/2013 04:17 PM, Jesse Barnes wrote: > Well, it's ok if the boot loader writes to this memory, the worst > that'll happen is you'll see garbage on the screen. If the boot loader > tries to do MMIO mapping on top it'll get into trouble... but why would > it do that? > > Jesse Much worse: it could be hunting for a place to put the kernel, and put it there. -hpa