DE112015001977B4 - Synchronisieren von Aktualisierungen von Statusanzeigern in einer Datenverarbeitungsumgebung - Google Patents

Synchronisieren von Aktualisierungen von Statusanzeigern in einer Datenverarbeitungsumgebung Download PDF

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DE112015001977B4
DE112015001977B4 DE112015001977.4T DE112015001977T DE112015001977B4 DE 112015001977 B4 DE112015001977 B4 DE 112015001977B4 DE 112015001977 T DE112015001977 T DE 112015001977T DE 112015001977 B4 DE112015001977 B4 DE 112015001977B4
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processor
synchronization
memory
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invalidation
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DE112015001977T5 (de
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Michael Karl Gschwind
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International Business Machines Corp
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    • 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
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0815—Cache consistency protocols
    • G—PHYSICS
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    • 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
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    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
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    • G06F3/0601—Interfaces specially adapted for storage systems
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    • G06F3/0601—Interfaces specially adapted for storage systems
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    • G06F3/0662—Virtualisation aspects
    • G06F3/0664—Virtualisation aspects at device level, e.g. emulation of a storage device or system
    • G—PHYSICS
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    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
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    • 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
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0815—Cache consistency protocols
    • G06F12/0831—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means
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    • 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
    • G06F12/0806—Multiuser, multiprocessor or multiprocessing cache systems
    • G06F12/0815—Cache consistency protocols
    • G06F12/0831—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means
    • G06F12/0833—Cache consistency protocols using a bus scheme, e.g. with bus monitoring or watching means in combination with broadcast means (e.g. for invalidation or updating)
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1008—Correctness of operation, e.g. memory ordering
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1032—Reliability improvement, data loss prevention, degraded operation etc
    • G—PHYSICS
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/15—Use in a specific computing environment
    • G06F2212/152—Virtualized environment, e.g. logically partitioned system
    • G—PHYSICS
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    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/60—Details of cache memory
    • G06F2212/608—Details relating to cache mapping
    • G—PHYSICS
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    • G06F2212/62—Details of cache specific to multiprocessor cache arrangements
    • G06F2212/621—Coherency control relating to peripheral accessing, e.g. from DMA or I/O device
    • G—PHYSICS
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
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    • G06F2212/65—Details of virtual memory and virtual address translation
    • G06F2212/657—Virtual address space management

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
DE112015001977.4T 2014-05-30 2015-05-21 Synchronisieren von Aktualisierungen von Statusanzeigern in einer Datenverarbeitungsumgebung Active DE112015001977B4 (de)

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US14/292,604 2014-05-30
US14/292,604 US9785554B2 (en) 2014-05-30 2014-05-30 Synchronizing updates of page table status indicators in a multiprocessing environment
PCT/IB2015/053728 WO2015181687A1 (en) 2014-05-30 2015-05-21 Synchronizing updates to status indicators in a computing environment

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DE112015001977B4 true DE112015001977B4 (de) 2024-03-07

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US (2) US9785554B2 (enExample)
JP (1) JP6362769B2 (enExample)
CN (1) CN106462505B (enExample)
DE (1) DE112015001977B4 (enExample)
GB (1) GB2540912B (enExample)
WO (1) WO2015181687A1 (enExample)

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JP6362769B2 (ja) 2018-07-25
CN106462505B (zh) 2019-06-04
US9785554B2 (en) 2017-10-10
US20150347300A1 (en) 2015-12-03
GB201620122D0 (en) 2017-01-11
US9785555B2 (en) 2017-10-10
WO2015181687A1 (en) 2015-12-03
GB2540912A (en) 2017-02-01
US20150347306A1 (en) 2015-12-03
GB2540912B (en) 2017-12-20
DE112015001977T5 (de) 2017-03-09
JP2017520869A (ja) 2017-07-27
CN106462505A (zh) 2017-02-22

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