From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f42.google.com (mail-pa0-f42.google.com [209.85.220.42]) by kanga.kvack.org (Postfix) with ESMTP id 565AB6B0080 for ; Thu, 26 Feb 2015 06:35:54 -0500 (EST) Received: by pabkx10 with SMTP id kx10so13408386pab.0 for ; Thu, 26 Feb 2015 03:35:54 -0800 (PST) Received: from mga03.intel.com (mga03.intel.com. [134.134.136.65]) by mx.google.com with ESMTP id h7si79548pdn.131.2015.02.26.03.35.38 for ; Thu, 26 Feb 2015 03:35:38 -0800 (PST) From: "Kirill A. Shutemov" Subject: [PATCHv3 04/17] arm: expose number of page table levels on Kconfig level Date: Thu, 26 Feb 2015 13:35:07 +0200 Message-Id: <1424950520-90188-5-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1424950520-90188-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1424950520-90188-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, "Kirill A. Shutemov" , Russell King We would want to use number of page table level to define mm_struct. Let's expose it as CONFIG_PGTABLE_LEVELS. Signed-off-by: Kirill A. Shutemov Cc: Russell King Tested-by: Guenter Roeck --- arch/arm/Kconfig | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 9f1f09a2bc9b..16f20b2b37e3 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -286,6 +286,11 @@ config GENERIC_BUG def_bool y depends on BUG +config PGTABLE_LEVELS + int + default 3 if ARM_LPAE + default 2 + source "init/Kconfig" source "kernel/Kconfig.freezer" -- 2.1.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org