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task: use NonZeroU64 for task::Id #6733

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merged 5 commits into from
Aug 1, 2024

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@mox692 mox692 commented Jul 29, 2024

This should make the size slightly smaller when Id is wrapped in Option.

It seems that ThreadId does the same thing already. (However, unlike threadId, when it overflows it wraps around without panic to keep the current behavior.)

@mox692 mox692 added A-tokio Area: The main tokio crate M-task Module: tokio/task labels Jul 29, 2024
@github-actions github-actions bot added R-loom-current-thread Run loom current-thread tests on this PR R-loom-multi-thread Run loom multi-thread tests on this PR R-loom-multi-thread-alt Run loom multi-thread alt tests on this PR labels Jul 29, 2024
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Overall looks good, just one comment.

tokio/src/runtime/task/id.rs Outdated Show resolved Hide resolved
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Thanks.

@Darksonn Darksonn enabled auto-merge (squash) August 1, 2024 14:38
@Darksonn Darksonn merged commit 338e13b into tokio-rs:master Aug 1, 2024
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@mox692 mox692 deleted the mox692/use_nonzero_type branch August 4, 2024 12:54
kodiakhq bot pushed a commit to pdylanross/fatigue that referenced this pull request Aug 30, 2024
Bumps tokio from 1.39.3 to 1.40.0.

Release notes
Sourced from tokio's releases.

Tokio v1.40.0
1.40.0 (August 30th, 2024)
Added

io: add util::SimplexStream (#6589)
process: stabilize Command::process_group (#6731)
sync: add {TrySendError,SendTimeoutError}::into_inner (#6755)
task: add JoinSet::join_all (#6784)

Added (unstable)

runtime: add Builder::{on_task_spawn, on_task_terminate} (#6742)

Changed

io: use vectored io for write_all_buf when possible (#6724)
runtime: prevent niche-optimization to avoid triggering miri (#6744)
sync: mark mpsc types as UnwindSafe (#6783)
sync,time: make Sleep and BatchSemaphore instrumentation explicit roots (#6727)
task: use NonZeroU64 for task::Id (#6733)
task: include panic message when printing JoinError (#6753)
task: add #[must_use] to JoinHandle::abort_handle (#6762)
time: eliminate timer wheel allocations (#6779)

Documented

docs: clarify that [build] section doesn't go in Cargo.toml (#6728)
io: clarify zero remaining capacity case (#6790)
macros: improve documentation for select! (#6774)
sync: document mpsc channel allocation behavior (#6773)

#6589: tokio-rs/tokio#6589
#6724: tokio-rs/tokio#6724
#6727: tokio-rs/tokio#6727
#6728: tokio-rs/tokio#6728
#6731: tokio-rs/tokio#6731
#6733: tokio-rs/tokio#6733
#6742: tokio-rs/tokio#6742
#6744: tokio-rs/tokio#6744
#6753: tokio-rs/tokio#6753
#6755: tokio-rs/tokio#6755
#6762: tokio-rs/tokio#6762
#6773: tokio-rs/tokio#6773
#6774: tokio-rs/tokio#6774
#6779: tokio-rs/tokio#6779
#6783: tokio-rs/tokio#6783
#6784: tokio-rs/tokio#6784
#6790: tokio-rs/tokio#6790



Commits

ea6d652 chore: prepare Tokio v1.40.0 (#6806)
11f66f4 chore: replace ready! with std::task::ready! (#6804)
479a56a time: eliminate timer wheel allocations (#6779)
b37f0de runtime: implement initial set of task hooks (#6742)
c9fad08 codec: fix typo in the docs for Encoder::Error (#6800)
cc70a21 task: add join_all method to JoinSet (#6784)
1ac8dff task: add AbortOnDropHandle type (#6786)
ff3f2a8 io: add SimplexStream (#6589)
5b9a290 io: clarify zero remaining capacity case (#6790)
70569bd task: fix typo in TaskTracker docs (#6792)
Additional commits viewable in compare view




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