From: Masanari Iida <standby24x7@gmail.com>
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 <standby24x7@gmail.com>
Subject: [PATCH/v2] Documentation: vm: Add 1GB large page support information
Date: Fri, 7 Nov 2014 00:31:15 +0900 [thread overview]
Message-ID: <1415287875-18820-1-git-send-email-standby24x7@gmail.com> (raw)
In-Reply-To: <545AADCC.5030102@intel.com>
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 <standby24x7@gmail.com>
---
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
--
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next prev parent reply other threads:[~2014-11-06 15:31 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-31 16:01 [PATCH] Documentation: vm: Add 1GB large page support information Masanari Iida
2014-11-03 14:24 ` Luiz Capitulino
2014-11-03 18:18 ` Dave Hansen
2014-11-05 15:21 ` Masanari Iida
2014-11-05 15:31 ` Dave Hansen
2014-11-05 22:58 ` Andi Kleen
2014-11-05 23:07 ` Dave Hansen
2014-11-06 15:31 ` Masanari Iida [this message]
2014-11-06 16:40 ` [PATCH/v2] " Luiz Capitulino
2014-11-06 20:15 ` Jonathan Corbet
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