CN111512290A - 文件页表管理技术 - Google Patents

文件页表管理技术 Download PDF

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Publication number
CN111512290A
CN111512290A CN201780097945.1A CN201780097945A CN111512290A CN 111512290 A CN111512290 A CN 111512290A CN 201780097945 A CN201780097945 A CN 201780097945A CN 111512290 A CN111512290 A CN 111512290A
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CN
China
Prior art keywords
file
page
page table
memory
access
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CN201780097945.1A
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English (en)
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CN111512290B (zh
Inventor
张欢
徐君
朱冠宇
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/10—Address translation
    • G06F12/1009—Address translation using page tables, e.g. page table structures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/08—Addressing or allocation; Relocation in hierarchically structured memory systems, e.g. virtual memory systems
    • G06F12/0802—Addressing of a memory level in which the access to the desired data or data block requires associative addressing means, e.g. caches
    • G06F12/0877—Cache access modes
    • G06F12/0882—Page mode
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • G06F12/1458—Protection against unauthorised use of memory or access to memory by checking the subject access rights
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
    • G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7201—Logical to physical mapping or translation of blocks or pages

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Memory System (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

一种文件页表管理方法，所述文件页表管理方法应用于内存中建有文件系统的存储系统中。所述文件页表管理方法能够根据访问所述内存的访问请求的访问类型，动态调整所述文件页表的映射方式，从而能够提升内存访问效率，并节省内存空间。

Description

PCT国内申请，说明书已公开。

Claims (13)

  1. PCT国内申请，权利要求书已公开。
CN201780097945.1A 2017-12-27 2017-12-27 文件页表管理技术 Active CN111512290B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/119104 WO2019127135A1 (zh) 2017-12-27 2017-12-27 文件页表管理技术

Publications (2)

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CN111512290A true CN111512290A (zh) 2020-08-07
CN111512290B CN111512290B (zh) 2023-09-22

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US (1) US11237980B2 (zh)
CN (1) CN111512290B (zh)
WO (1) WO2019127135A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN116681578A (zh) * 2023-08-02 2023-09-01 南京砺算科技有限公司 内存管理方法、图形处理单元、存储介质、终端设备

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CN110709824B (zh) * 2018-02-05 2022-01-14 华为技术有限公司 一种数据查询方法及装置
US20220198028A1 (en) * 2020-12-17 2022-06-23 The Toronto-Dominion Bank Secure resolution of email-based queries involving confidential third-party data
CN114968949A (zh) * 2022-05-23 2022-08-30 三星（中国）半导体有限公司 缓存数据的方法、主机设备和存储系统
CN116185902B (zh) * 2023-04-13 2023-08-01 阿里云计算有限公司 一种表切分方法、系统、电子设备及可读介质
CN116775512B (zh) * 2023-08-22 2023-12-05 摩尔线程智能科技(北京)有限责任公司 页表管理装置、方法、图形处理器及电子设备

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CN106354890A (zh) * 2016-11-22 2017-01-25 中国科学院上海微系统与信息技术研究所 一种基于N‑ary树结构的随机访问的文件系统的实现方法

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116681578A (zh) * 2023-08-02 2023-09-01 南京砺算科技有限公司 内存管理方法、图形处理单元、存储介质、终端设备
CN116681578B (zh) * 2023-08-02 2023-12-19 南京砺算科技有限公司 内存管理方法、图形处理单元、存储介质、终端设备

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WO2019127135A1 (zh) 2019-07-04
US20200334169A1 (en) 2020-10-22
CN111512290B (zh) 2023-09-22
US11237980B2 (en) 2022-02-01

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