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Can you snoop cache coherence traffic to implement linked-load and store-conditional?

score 44 · Answer 1 · 2024-01-24T09:24:40.060000

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Can you snoop cache coherence traffic to implement linked-load and store-conditional?

44 views Asked by Jason Nordwick At 24 January 2024 at 09:24

score 98 · Answer 2 · 2023-09-28T14:52:56.570000

What are costs of disabling interrupts vs LDREX/STREX on Arm Cortex M?

98 views Asked by SRobertJames At 28 September 2023 at 14:52

score 68 · Answer 3 · 2023-08-05T08:39:35.220000

__sync_add_and_fetch triggers an sError interrupt on raspberry pi 4b

68 views Asked by freewill At 05 August 2023 at 08:39

score 109 · Answer 4 · 2023-05-31T13:44:24.277000

Does lock can avoid lr/sc 'spuriously fail'

109 views Asked by An5Drama At 31 May 2023 at 13:44

score 401 · Answer 5 · 2023-02-23T08:04:20.233000

Implementing global monitor for exclusive access

401 views Asked by user10367180 At 23 February 2023 at 08:04

score 760 · Answer 6 · 2022-11-19T09:30:11.070000

In risc-v architecture, how does store conditional instruction realize that the memory is modified?

760 views Asked by user153245 At 19 November 2022 at 09:30

score 2610 · Answer 7 · 2021-12-06T07:33:10.613000

What's 'reservation' in RISC-V's 'lr' instruction?

2.6k views Asked by Wanghz At 06 December 2021 at 07:33

score 624 · Answer 8 · 2021-01-07T18:40:15.887000

How is this a guarantee a value has been atomically updated in ARM?

624 views Asked by Maxthecat At 07 January 2021 at 18:40

score 466 · Answer 9 · 2020-06-19T09:07:39.250000

atomic linked-list LIFO in AArch64 assembly, using load or store between ldxr / stxr

466 views Asked by souradeep At 19 June 2020 at 09:07

score 2364 · Answer 10 · 2018-07-03T20:23:22.780000

When is CLREX actually needed on ARM Cortex M7?

2.3k views Asked by Lou At 03 July 2018 at 20:23

score 653 · Answer 11 · 2017-09-24T15:51:24.723000

ARM Cortex-M4/7: Do regular memory accesses between LDREX/STREX invalidate the exclusive monitor

653 views Asked by Dan At 24 September 2017 at 15:51

score 2238 · Answer 12 · 2015-08-28T17:07:57.167000

How is a spin lock woken up in Linux/ARM64?

2.2k views Asked by pranith At 28 August 2015 at 17:07

score 2022 · Answer 13 · 2015-08-19T14:02:22.643000

What' s the advantage of LL/SC when compared with CAS (compare-and-swap)?

2k views Asked by winter At 19 August 2015 at 14:02

score 1874 · Answer 14 · 2014-05-30T13:08:32.707000

Lock-free C++11 example using Load-link/store-conditional to prevent ABA?

1.8k views Asked by user997112 At 30 May 2014 at 13:08

score 3461 · Answer 15 · 2014-05-19T09:31:36.310000

How do ldrex / strex make atomic_add in ARM an atomic operation?

3.4k views Asked by AudioBubble At 19 May 2014 at 09:31

score 2867 · Answer 16 · 2012-05-30T08:14:33.543000

ARM LL/SC exclusive access by register width or cache line width?

2.8k views Asked by AudioBubble At 30 May 2012 at 08:14

score 6772 · Answer 17 · 2011-08-15T19:53:34.157000

compare-and-swap atomic operation vs Load-link/store-conditional operation

6.7k views Asked by Guillaume Paris At 15 August 2011 at 19:53

score 1667 · Answer 18 · 2009-11-03T23:52:28.797000

How does x86 handle store conditional instructions?

1.6k views Asked by ez. At 03 November 2009 at 23:52

TechQA.

List Question

Can you snoop cache coherence traffic to implement linked-load and store-conditional?

What are costs of disabling interrupts vs LDREX/STREX on Arm Cortex M?

__sync_add_and_fetch triggers an sError interrupt on raspberry pi 4b

Does lock can avoid lr/sc 'spuriously fail'

Implementing global monitor for exclusive access

In risc-v architecture, how does store conditional instruction realize that the memory is modified?

What's 'reservation' in RISC-V's 'lr' instruction?

How is this a guarantee a value has been atomically updated in ARM?

atomic linked-list LIFO in AArch64 assembly, using load or store between ldxr / stxr

When is CLREX actually needed on ARM Cortex M7?

ARM Cortex-M4/7: Do regular memory accesses between LDREX/STREX invalidate the exclusive monitor

How is a spin lock woken up in Linux/ARM64?

What' s the advantage of LL/SC when compared with CAS (compare-and-swap)?

Lock-free C++11 example using Load-link/store-conditional to prevent ABA?

How do ldrex / strex make atomic_add in ARM an atomic operation?

ARM LL/SC exclusive access by register width or cache line width?

compare-and-swap atomic operation vs Load-link/store-conditional operation

How does x86 handle store conditional instructions?

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