From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f53.google.com (mail-pa0-f53.google.com [209.85.220.53]) by kanga.kvack.org (Postfix) with ESMTP id 467E16B007D for ; Thu, 26 Feb 2015 06:35:52 -0500 (EST) Received: by padfb1 with SMTP id fb1so13330736pad.8 for ; Thu, 26 Feb 2015 03:35:52 -0800 (PST) Received: from mga11.intel.com (mga11.intel.com. [192.55.52.93]) by mx.google.com with ESMTP id xw3si788321pab.71.2015.02.26.03.35.37 for ; Thu, 26 Feb 2015 03:35:38 -0800 (PST) From: "Kirill A. Shutemov" Subject: [PATCHv3 14/17] um: expose number of page table levels Date: Thu, 26 Feb 2015 13:35:17 +0200 Message-Id: <1424950520-90188-15-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" , Jeff Dike , Richard Weinberger 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: Jeff Dike Cc: Richard Weinberger Tested-by: Guenter Roeck --- arch/um/Kconfig.um | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index a7520c90f62d..5dbfe3d9107c 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -155,3 +155,8 @@ config MMAPPER config NO_DMA def_bool y + +config PGTABLE_LEVELS + int + default 3 if 3_LEVEL_PGTABLES + default 2 -- 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