From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932484Ab3CDUQm (ORCPT ); Mon, 4 Mar 2013 15:16:42 -0500 Received: from mail.skyhub.de ([78.46.96.112]:55852 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932392Ab3CDUQh (ORCPT ); Mon, 4 Mar 2013 15:16:37 -0500 From: Borislav Petkov To: X86 ML Cc: LKML , Borislav Petkov Subject: [PATCH 3/5] x86-64, docs, mm: Add vsyscall range to virtual address space layout Date: Mon, 4 Mar 2013 21:16:18 +0100 Message-Id: <1362428180-8865-4-git-send-email-bp@alien8.de> X-Mailer: git-send-email 1.8.1.3.535.ga923c31 In-Reply-To: <1362428180-8865-1-git-send-email-bp@alien8.de> References: <1362428180-8865-1-git-send-email-bp@alien8.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add the end of the virtual address space to its layout documentation. Signed-off-by: Borislav Petkov --- Documentation/x86/x86_64/mm.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt index d6498e3cd713..881582f75c9c 100644 --- a/Documentation/x86/x86_64/mm.txt +++ b/Documentation/x86/x86_64/mm.txt @@ -13,7 +13,9 @@ ffffe90000000000 - ffffe9ffffffffff (=40 bits) hole ffffea0000000000 - ffffeaffffffffff (=40 bits) virtual memory map (1TB) ... unused hole ... ffffffff80000000 - ffffffffa0000000 (=512 MB) kernel text mapping, from phys 0 -ffffffffa0000000 - fffffffffff00000 (=1536 MB) module mapping space +ffffffffa0000000 - ffffffffff5fffff (=1525 MB) module mapping space +ffffffffff600000 - ffffffffffdfffff (=8 MB) vsyscalls +ffffffffffe00000 - ffffffffffffffff (=2 MB) unused hole The direct mapping covers all memory in the system up to the highest memory address (this means in some cases it can also include PCI memory -- 1.8.1.3.535.ga923c31