From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f172.google.com (mail-pd0-f172.google.com [209.85.192.172]) by kanga.kvack.org (Postfix) with ESMTP id 181A86B0088 for ; Thu, 26 Feb 2015 06:36:09 -0500 (EST) Received: by pdjy10 with SMTP id y10so12436779pdj.6 for ; Thu, 26 Feb 2015 03:36:08 -0800 (PST) Received: from mga11.intel.com (mga11.intel.com. [192.55.52.93]) by mx.google.com with ESMTP id hw2si2247000pbb.188.2015.02.26.03.36.05 for ; Thu, 26 Feb 2015 03:36:06 -0800 (PST) From: "Kirill A. Shutemov" Subject: [PATCHv3 12/17] sparc: expose number of page table levels Date: Thu, 26 Feb 2015 13:35:15 +0200 Message-Id: <1424950520-90188-13-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" , "David S. Miller" 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: "David S. Miller" Tested-by: Guenter Roeck --- arch/sparc/Kconfig | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 96ac69c5eba0..cb06f5433e12 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -143,6 +143,10 @@ config GENERIC_ISA_DMA config ARCH_SUPPORTS_DEBUG_PAGEALLOC def_bool y if SPARC64 +config PGTABLE_LEVELS + default 4 if 64BIT + default 3 + 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