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20 TechQA 2024-03-15T11:05:42.203000How CPUs Use the LOCK Prefix to Implement Cache Locking and ensure memory consistency
128 views
Asked by Triassic
Can CPU load data from another CPU's cache using LOCK CMPXCHG instruction in x86?
133 views
Asked by k1r1t0
How `memory_order_relaxed` is enough in TTAS spinlock for Arm64?
181 views
Asked by blonded04
Invalidation of an Exclusive cache line
128 views
Asked by klezki
Confusing "Memory Barrier Example 1" in 《Memory Barriers: a Hardware View for Software Hackers》？
87 views
Asked by Monte
optimal to flush low-contention atomic from caches?
87 views
Asked by ajp
How is message queue implemented in cache coherence protocol?
206 views
Asked by Weipeng
Does Cache Coherence always prevent reading a stale value? Do invalidation queues allow it?
343 views
Asked by TwITe
Data races with MESI optimization
166 views
Asked by a a
Shortcomings of cache coherence alternative
180 views
Asked by driewguy
cache coherence - Why are some steps considered exclusive?
140 views
Asked by Megan Darcy
how to fix the problem while cpu store buffer cause data unconsistency?
148 views
Asked by Ryan Gao
Cache coherence systems from a timing point of view
86 views
Asked by Carlo C
Cache coherence state machine
225 views
Asked by PYA
Why is cache coherency important in multi-processor system?
320 views
Asked by driewguy
MESI protocol - what keeps cache line in exclusive mode during atomic operations
417 views
Asked by Thanuja Dilhan
MSI: When shared and invalid states can occur at the same time
299 views
Asked by Diego Barreiro
Can MESI protocol auto sync a variable value bewteen cpu cores?
260 views
Asked by jean
Is synchronization faster on the same physical CPU core?
259 views
Asked by Lingfeng Xiang