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 20:31:27 -0700 Message-ID: <51F1ED8F.40703@zytor.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Jesse Barnes Cc: mingo@kernel.org, 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 07:14 PM, Jesse Barnes wrote: > To clarify: it'll either be marked reserved or not listed at all in e820, which is why I did this early, before any other e820 stuff like the "RAM buffer" are allocated, and before we could use the iomem resource (or maybe we could even early per Linus? I'll check). > > Jesse If it is marked reserved or not listed at all it is much less of an issue. Reserved is in fact the correct thing; not listed at all really isn't very problematic in most cases. -hpa