From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F669C43457 for ; Tue, 13 Oct 2020 12:37:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 35E3922447 for ; Tue, 13 Oct 2020 12:37:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727741AbgJMMhL (ORCPT ); Tue, 13 Oct 2020 08:37:11 -0400 Received: from mail-m1272.qiye.163.com ([115.236.127.2]:47775 "EHLO mail-m1272.qiye.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726492AbgJMMhK (ORCPT ); Tue, 13 Oct 2020 08:37:10 -0400 Received: from ubuntu.localdomain (unknown [58.250.176.229]) by mail-m1272.qiye.163.com (Hmail) with ESMTPA id 20363B021A7; Tue, 13 Oct 2020 20:37:03 +0800 (CST) From: Bailu Lin To: alex.shi@linux.alibaba.com, catalin.marinas@arm.com, corbet@lwn.net, harryxiyou@gmail.com, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, will@kernel.org Cc: bailu.lin@vivo.com, kernel@vivo.com Subject: [PATCH v2] Documentation: Chinese translation of Documentation/arm64/hugetlbpage.rst Date: Tue, 13 Oct 2020 05:36:55 -0700 Message-Id: <20201013123655.40631-1-bailu.lin@vivo.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200926101902.3460-1-bailu.lin@vivo.com> References: <20200926101902.3460-1-bailu.lin@vivo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-HM-Spam-Status: e1kfGhgUHx5ZQUtXWQgYFAkeWUFZS1VLWVdZKFlBSE83V1ktWUFJV1kPCR oVCBIfWUFZSE5MHUJIHU9MSkJKVkpNS0lOQklNSUhDTkJVEwETFhoSFyQUDg9ZV1kWGg8SFR0UWU FZT0tIVUpKS0hKQ1VLWQY+ X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6PTo6ECo*Lz8jKzg*Qz0DKSou SyMwCj1VSlVKTUtJTkJJTUlPTE1IVTMWGhIXVRkaEhcOVRcSFTsNEg0UVRgUFkVZV1kSC1lBWU5D VUlOS1VKTE1VSUlCWVdZCAFZQU9JSEM3Bg++ X-HM-Tid: 0a7521f6cc6098b7kuuu20363b021a7 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a Chinese translated version of Documentation/arm64/hugetlbpage.rst Signed-off-by: Bailu Lin --- Changes in v2: - Fix Sphinx 2.4.4's waring by increasing underline' size. --- Documentation/arm64/hugetlbpage.rst | 2 + .../translations/zh_CN/arm64/hugetlbpage.rst | 45 +++++++++++++++++++ .../translations/zh_CN/arm64/index.rst | 1 + 3 files changed, 48 insertions(+) create mode 100644 Documentation/translations/zh_CN/arm64/hugetlbpage.rst diff --git a/Documentation/arm64/hugetlbpage.rst b/Documentation/arm64/hugetlbpage.rst index b44f939e5210..a110124c11e3 100644 --- a/Documentation/arm64/hugetlbpage.rst +++ b/Documentation/arm64/hugetlbpage.rst @@ -1,3 +1,5 @@ +.. _hugetlbpage_index: + ==================== HugeTLBpage on ARM64 ==================== diff --git a/Documentation/translations/zh_CN/arm64/hugetlbpage.rst b/Documentation/translations/zh_CN/arm64/hugetlbpage.rst new file mode 100644 index 000000000000..dfc88195deb2 --- /dev/null +++ b/Documentation/translations/zh_CN/arm64/hugetlbpage.rst @@ -0,0 +1,45 @@ +.. include:: ../disclaimer-zh_CN.rst + +:Original: :ref:`Documentation/arm64/hugetlbpage.rst ` + +Translator: Bailu Lin + +===================== +ARM64中的 HugeTLBpage +===================== + +大页依靠有效利用 TLBs 来提高地址翻译的性能。这取决于以下 +两点 - + + - 大页的大小 + - TLBs 支持的条目大小 + +ARM64 接口支持2种大页方式。 + +1) pud/pmd 级别的块映射 +----------------------- + +这是常规大页，他们的 pmd 或 pud 页面表条目指向一个内存块。 +不管 TLB 中支持的条目大小如何，块映射可以减少翻译大页地址 +所需遍历的页表深度。 + +2) 使用连续位 +------------- + +架构中转换页表条目(D4.5.3, ARM DDI 0487C.a)中提供一个连续 +位告诉 MMU 这个条目是一个连续条目集的一员，它可以被缓存在单 +个 TLB 条目中。 + +在 Linux 中连续位用来增加 pmd 和 pte(最后一级)级别映射的大 +小。受支持的连续页表条目数量因页面大小和页表级别而异。 + + +支持以下大页大小配置 - + + ====== ======== ==== ======== === + - CONT PTE PMD CONT PMD PUD + ====== ======== ==== ======== === + 4K: 64K 2M 32M 1G + 16K: 2M 32M 1G + 64K: 2M 512M 16G + ====== ======== ==== ======== === diff --git a/Documentation/translations/zh_CN/arm64/index.rst b/Documentation/translations/zh_CN/arm64/index.rst index 646ed1f7aea3..e31a6090384d 100644 --- a/Documentation/translations/zh_CN/arm64/index.rst +++ b/Documentation/translations/zh_CN/arm64/index.rst @@ -14,3 +14,4 @@ ARM64 架构 :maxdepth: 2 amu + hugetlbpage -- 2.20.1