From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753719AbYKHKZ2 (ORCPT ); Sat, 8 Nov 2008 05:25:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752564AbYKHKZU (ORCPT ); Sat, 8 Nov 2008 05:25:20 -0500 Received: from smtp.wellnetcz.com ([212.24.148.102]:53694 "EHLO smtp.wellnetcz.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752458AbYKHKZU (ORCPT ); Sat, 8 Nov 2008 05:25:20 -0500 From: Jiri Slaby To: mingo@redhat.com Cc: tglx@linutronix.de, hpa@zytor.com, linux-kernel@vger.kernel.org, Jiri Slaby , Eduardo Habkost Subject: [PATCH 1/1] x86_64: update address space documentation Date: Sat, 8 Nov 2008 11:24:57 +0100 Message-Id: <1226139897-15070-1-git-send-email-jirislaby@gmail.com> X-Mailer: git-send-email 1.6.0.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit a6523748bddd38bcec11431f57502090b6014a96 (paravirt/x86, 64-bit: move __PAGE_OFFSET to leave a space for hypervisor) changed address space without changing the documentation. Change it according to the code change -- direct mapping start: ffff810000000000 => ffff880000000000 which gives 57 TiB, something between 45 and 46 bits. Signed-off-by: Jiri Slaby Cc: Eduardo Habkost --- Documentation/x86/x86_64/mm.txt | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt index efce750..29b52b1 100644 --- a/Documentation/x86/x86_64/mm.txt +++ b/Documentation/x86/x86_64/mm.txt @@ -6,7 +6,7 @@ Virtual memory map with 4 level page tables: 0000000000000000 - 00007fffffffffff (=47 bits) user space, different per mm hole caused by [48:63] sign extension ffff800000000000 - ffff80ffffffffff (=40 bits) guard hole -ffff810000000000 - ffffc0ffffffffff (=46 bits) direct mapping of all phys. memory +ffff880000000000 - ffffc0ffffffffff (=57 TB) direct mapping of all phys. memory ffffc10000000000 - ffffc1ffffffffff (=40 bits) hole ffffc20000000000 - ffffe1ffffffffff (=45 bits) vmalloc/ioremap space ffffe20000000000 - ffffe2ffffffffff (=40 bits) virtual memory map (1TB) -- 1.6.0.3