From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751444AbaKFPbi (ORCPT ); Thu, 6 Nov 2014 10:31:38 -0500 Received: from mail-pa0-f44.google.com ([209.85.220.44]:52108 "EHLO mail-pa0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751046AbaKFPbh (ORCPT ); Thu, 6 Nov 2014 10:31:37 -0500 From: Masanari Iida To: linux-kernel@vger.kernel.org, corbet@lwn.net, linux-mm@kvack.org, dave.hansen@intel.com, lcapitulino@redhat.com, andi@firstfloor.org Cc: Masanari Iida Subject: [PATCH/v2] Documentation: vm: Add 1GB large page support information Date: Fri, 7 Nov 2014 00:31:15 +0900 Message-Id: <1415287875-18820-1-git-send-email-standby24x7@gmail.com> X-Mailer: git-send-email 2.2.0.rc0.2.gf745acb In-Reply-To: <545AADCC.5030102@intel.com> References: <545AADCC.5030102@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds 1GB large page support information in Documentation/vm/hugetlbpage.txt Reference: https://lkml.org/lkml/2014/10/31/366 Signed-off-by: Masanari Iida --- Documentation/vm/hugetlbpage.txt | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/vm/hugetlbpage.txt b/Documentation/vm/hugetlbpage.txt index b64e0af..f2d3a10 100644 --- a/Documentation/vm/hugetlbpage.txt +++ b/Documentation/vm/hugetlbpage.txt @@ -1,8 +1,8 @@ The intent of this file is to give a brief summary of hugetlbpage support in the Linux kernel. This support is built on top of multiple page size support -that is provided by most modern architectures. For example, i386 -architecture supports 4K and 4M (2M in PAE mode) page sizes, ia64 +that is provided by most modern architectures. For example, x86 CPUs normally +support 4K and 2M (1G if architecturally supported) page sizes, ia64 architecture supports multiple page sizes 4K, 8K, 64K, 256K, 1M, 4M, 16M, 256M and ppc64 supports 4K and 16M. A TLB is a cache of virtual-to-physical translations. Typically this is a very scarce resource on processor. -- 2.2.0.rc0.2.gf745acb