Replace pthread `RwLock` with custom implementation - #110211

Merged

bors merged 12 commits into

rust-lang:masterfrom

joboet:queue_lock

Feb 12, 2024

Commits on Feb 9, 2024

std: replace pthread `RwLock` with custom implementation inspired by usync
joboet
committed
934eb8b
adjust code documentation
joboet
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2e652e5
use braces to make operator precedence less ambiguous
joboet
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280cbc5
avoid unnecessary `Thread` handle allocation
joboet
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709ccf9
immediately register writer node if threads are queued
joboet
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61ce691
use exponential backoff in `lock_contended`
joboet
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8db64b5
queue_rwlock: use a separate `QUEUE_LOCKED` bit to synchronize waiter queue updates
joboet
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16aae04
inline some single-use functions, add documentation
joboet
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1fd9f78
format using latest rustfmt
joboet
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69f55de
be more explicit about why adding backlinks eagerly makes sense
joboet
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3fa5a40
address review comments
joboet
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ff44ae7

Commits on Feb 11, 2024

add doc-comment to `unlock_queue`
joboet
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04282db