DE69222060T2 - Semaphore umgehung. - Google Patents

Semaphore umgehung.

Info

Publication number
DE69222060T2
DE69222060T2 DE69222060T DE69222060T DE69222060T2 DE 69222060 T2 DE69222060 T2 DE 69222060T2 DE 69222060 T DE69222060 T DE 69222060T DE 69222060 T DE69222060 T DE 69222060T DE 69222060 T2 DE69222060 T2 DE 69222060T2
Authority
DE
Germany
Prior art keywords
semaphore
bypass
semaphore bypass
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69222060T
Other languages
English (en)
Other versions
DE69222060D1 (de
Inventor
Derek Lentz
Te-Li Lau
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of DE69222060D1 publication Critical patent/DE69222060D1/de
Application granted granted Critical
Publication of DE69222060T2 publication Critical patent/DE69222060T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/46—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character is selected from a number of characters arranged one behind the other
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/46—Multiprogramming arrangements
    • G06F9/52—Program synchronisation; Mutual exclusion, e.g. by means of semaphores
    • G06F9/526—Mutual exclusion algorithms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2209/00—Indexing scheme relating to G06F9/00
    • G06F2209/52—Indexing scheme relating to G06F9/52
    • G06F2209/521—Atomic

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multi Processors (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Memory System (AREA)
DE69222060T 1991-12-13 1992-12-10 Semaphore umgehung. Expired - Lifetime DE69222060T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/805,838 US5261106A (en) 1991-12-13 1991-12-13 Semaphore bypass
PCT/JP1992/001617 WO1993012483A1 (en) 1991-12-13 1992-12-10 Semaphore bypass

Publications (2)

Publication Number Publication Date
DE69222060D1 DE69222060D1 (de) 1997-10-09
DE69222060T2 true DE69222060T2 (de) 1998-01-02

Family

ID=25192647

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69222060T Expired - Lifetime DE69222060T2 (de) 1991-12-13 1992-12-10 Semaphore umgehung.

Country Status (6)

Country Link
US (1) US5261106A (de)
EP (1) EP0616709B1 (de)
JP (2) JPH07501904A (de)
KR (1) KR940704039A (de)
DE (1) DE69222060T2 (de)
WO (1) WO1993012483A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2665813B2 (ja) * 1990-02-23 1997-10-22 三菱電機株式会社 記憶制御装置
US5522029A (en) * 1993-04-23 1996-05-28 International Business Machines Corporation Fault tolerant rendezvous and semaphore for multiple parallel processors
US5546560A (en) * 1993-06-22 1996-08-13 Advance Micro Devices, Inc. Device and method for reducing bus activity in a computer system having multiple bus-masters
JP2570969B2 (ja) * 1993-07-05 1997-01-16 日本電気株式会社 メモリ管理システム及び方法
US5535365A (en) * 1993-10-22 1996-07-09 Cray Research, Inc. Method and apparatus for locking shared memory locations in multiprocessing systems
US5611074A (en) * 1994-12-14 1997-03-11 International Business Machines Corporation Efficient polling technique using cache coherent protocol
US5623670A (en) * 1995-02-17 1997-04-22 Lucent Technologies Inc. Method and apparatus for crash safe enforcement of mutually exclusive access to shared resources in a multitasking computer system
US5704058A (en) * 1995-04-21 1997-12-30 Derrick; John E. Cache bus snoop protocol for optimized multiprocessor computer system
US5799195A (en) * 1995-07-24 1998-08-25 Dell Usa, L.P. Structure and method for detecting occurrence of external events using semaphores
US5696939A (en) * 1995-09-29 1997-12-09 Hewlett-Packard Co. Apparatus and method using a semaphore buffer for semaphore instructions
US5787486A (en) * 1995-12-15 1998-07-28 International Business Machines Corporation Bus protocol for locked cycle cache hit
US5872980A (en) * 1996-01-25 1999-02-16 International Business Machines Corporation Semaphore access control buffer and method for accelerated semaphore operations
US5749087A (en) * 1996-07-30 1998-05-05 International Business Machines Corporation Method and apparatus for maintaining n-way associative directories utilizing a content addressable memory
US6148300A (en) 1998-06-19 2000-11-14 Sun Microsystems, Inc. Hybrid queue and backoff computer resource lock featuring different spin speeds corresponding to multiple-states
US6453375B1 (en) * 1999-03-23 2002-09-17 Intel Corporation Method and apparatus for obtaining coherent accesses with posted writes from multiple software drivers
US7089555B2 (en) * 2001-06-27 2006-08-08 International Business Machines Corporation Ordered semaphore management subsystem
US7454753B2 (en) * 2001-06-27 2008-11-18 International Business Machines Corporation Semaphore management subsystem for use with multi-thread processor systems
US7155722B1 (en) * 2001-07-10 2006-12-26 Cisco Technology, Inc. System and method for process load balancing in a multi-processor environment
US7143414B2 (en) * 2001-09-26 2006-11-28 International Business Machines Corporation Method and apparatus for locking multiple semaphores
US7406690B2 (en) * 2001-09-26 2008-07-29 International Business Machines Corporation Flow lookahead in an ordered semaphore management subsystem
US7197585B2 (en) * 2002-09-30 2007-03-27 International Business Machines Corporation Method and apparatus for managing the execution of a broadcast instruction on a guest processor
US8099538B2 (en) 2006-03-29 2012-01-17 Intel Corporation Increasing functionality of a reader-writer lock
CA2932387C (en) * 2011-11-04 2018-10-02 Intel Corporation Coordination of self-optimization operations in a self organizing network
US9553951B1 (en) 2013-04-24 2017-01-24 Amazon Technologies, Inc. Semaphores in distributed computing environments
US9760529B1 (en) 2014-09-17 2017-09-12 Amazon Technologies, Inc. Distributed state manager bootstrapping
US9852221B1 (en) 2015-03-26 2017-12-26 Amazon Technologies, Inc. Distributed state manager jury selection

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4320451A (en) * 1974-04-19 1982-03-16 Honeywell Information Systems Inc. Extended semaphore architecture
US4814979A (en) * 1981-04-01 1989-03-21 Teradata Corporation Network to transmit prioritized subtask pockets to dedicated processors
JPS5939188A (ja) * 1982-08-30 1984-03-03 Hitachi Ltd 状態変化デ−タ収集方法
US4594657A (en) * 1983-04-22 1986-06-10 Motorola, Inc. Semaphore for memory shared by two asynchronous microcomputers
US4635189A (en) * 1984-03-01 1987-01-06 Measurex Corporation Real-time distributed data-base management system
US4745541A (en) * 1986-06-16 1988-05-17 Cincinnati Milacron Inc. Method and apparatus for process control
JPH0731662B2 (ja) * 1986-07-15 1995-04-10 富士通株式会社 マルチプロセッサシステム
US4780822A (en) * 1986-09-17 1988-10-25 Integrated Device Technology, Inc. Semaphore circuit for shared memory cells
US4785394A (en) * 1986-09-19 1988-11-15 Datapoint Corporation Fair arbitration technique for a split transaction bus in a multiprocessor computer system
US5050072A (en) * 1988-06-17 1991-09-17 Modular Computer Systems, Inc. Semaphore memory to reduce common bus contention to global memory with localized semaphores in a multiprocessor system
US4965718A (en) * 1988-09-29 1990-10-23 International Business Machines Corporation Data processing system incorporating a memory resident directive for synchronizing multiple tasks among plurality of processing elements by monitoring alternation of semaphore data
US4928222A (en) * 1988-10-31 1990-05-22 International Business Machines Corporation Enhanced semaphore architecture
US5109486A (en) * 1989-01-06 1992-04-28 Motorola, Inc. Distributed computer system with network and resource status monitoring
US5081702A (en) * 1989-03-09 1992-01-14 Allied-Signal Inc. Method and apparatus for processing more than one high speed signal through a single high speed input terminal of a microcontroller

Also Published As

Publication number Publication date
KR940704039A (ko) 1994-12-12
JPH07501904A (ja) 1995-02-23
JP2004227581A (ja) 2004-08-12
JP3700787B2 (ja) 2005-09-28
WO1993012483A1 (en) 1993-06-24
EP0616709B1 (de) 1997-09-03
US5261106A (en) 1993-11-09
DE69222060D1 (de) 1997-10-09
EP0616709A1 (de) 1994-09-28

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