From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753975AbYKBCY3 (ORCPT ); Sat, 1 Nov 2008 22:24:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752724AbYKBCXo (ORCPT ); Sat, 1 Nov 2008 22:23:44 -0400 Received: from argonath.las.ic.unicamp.br ([143.106.60.116]:34655 "EHLO mail.las.ic.unicamp.br" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752648AbYKBCXn (ORCPT ); Sat, 1 Nov 2008 22:23:43 -0400 From: "Gustavo F. Padovan" To: linux-kernel@vger.kernel.org Cc: glommer@redhat.com, mingo@elte.hu Subject: [PATCH 2/6] x86: define FIXADDR_BOOT_* and redefine FIX_ADDR_SIZE Date: Sun, 2 Nov 2008 00:23:49 -0200 Message-Id: <1225592633-9948-3-git-send-email-gustavo@las.ic.unicamp.br> X-Mailer: git-send-email 1.5.6.4 In-Reply-To: <1225592633-9948-2-git-send-email-gustavo@las.ic.unicamp.br> References: <1225592633-9948-1-git-send-email-gustavo@las.ic.unicamp.br> <1225592633-9948-2-git-send-email-gustavo@las.ic.unicamp.br> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now, with these macros, x86_64 code can know where start the permanent and non-permanent fixed mapped address. This patch make these macros equal fixmap_32.h for future x86 integration. Signed-off-by: Gustavo F. Padovan Acked-by: Glauber Costa --- arch/x86/include/asm/fixmap_64.h | 7 +++++-- 1 files changed, 5 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/fixmap_64.h b/arch/x86/include/asm/fixmap_64.h index 00a30ab..678b9c5 100644 --- a/arch/x86/include/asm/fixmap_64.h +++ b/arch/x86/include/asm/fixmap_64.h @@ -73,8 +73,11 @@ enum fixed_addresses { }; #define FIXADDR_TOP (VSYSCALL_END-PAGE_SIZE) -#define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) -#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) + +#define FIXADDR_SIZE (__end_of_permanent_fixed_addresses << PAGE_SHIFT) +#define FIXADDR_BOOT_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) +#define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) +#define FIXADDR_BOOT_START (FIXADDR_TOP - FIXADDR_BOOT_SIZE) /* Only covers 32bit vsyscalls currently. Need another set for 64bit. */ #define FIXADDR_USER_START ((unsigned long)VSYSCALL32_VSYSCALL) -- 1.5.6.4