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SubjectRe: [PATCH v3] Documentation: Chinese translation of Documentation/arm64/hugetlbpage.rst
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Reviewed-by: Alex Shi <alex.shi@linux.alibaba.com>


在 2020/10/14 上午10:20, Bailu Lin 写道:
> This is a Chinese translated version of
> Documentation/arm64/hugetlbpage.rst
>
> Signed-off-by: Bailu Lin <bailu.lin@vivo.com>
> ---
> Changes in v3:
> - Modify a translation as Alex sugguested.
> 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..13304d269d0b
> --- /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 <hugetlbpage_index>`
> +
> +Translator: Bailu Lin <bailu.lin@vivo.com>
> +
> +=====================
> +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。
> +
> +
> +支持以下大页尺寸配置 -
> +
> + ====== ======== ==== ======== ===
> + - 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
>

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