From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762515AbbA3Ong (ORCPT ); Fri, 30 Jan 2015 09:43:36 -0500 Received: from mga01.intel.com ([192.55.52.88]:22438 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762443AbbA3Ond (ORCPT ); Fri, 30 Jan 2015 09:43:33 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,491,1418112000"; d="scan'208";a="659224361" From: "Kirill A. Shutemov" To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Guenter Roeck , "Kirill A. Shutemov" , Russell King Subject: [PATCH 03/19] arm: expose number of page table levels on Kconfig level Date: Fri, 30 Jan 2015 16:43:12 +0200 Message-Id: <1422629008-13689-4-git-send-email-kirill.shutemov@linux.intel.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1422629008-13689-1-git-send-email-kirill.shutemov@linux.intel.com> References: <1422629008-13689-1-git-send-email-kirill.shutemov@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 --- arch/arm/Kconfig | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 4211507e2bca..d7dca652573f 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