Tokio v1.47.0

1.47.0 (July 25th, 2025)

This release adds poll_proceed and cooperative to the coop module for
cooperative scheduling, adds SetOnce to the sync module which provides
similar functionality to [std::sync::OnceLock], and adds a new method
sync::Notify::notified_owned() which returns an OwnedNotified without
a lifetime parameter.

Added

• coop: add cooperative and poll_proceed (#7405)
• sync: add SetOnce (#7418)
• sync: add sync::Notify::notified_owned() (#7465)

Changed

• deps: upgrade windows-sys 0.52 → 0.59 ([#7117])
• deps: update to socket2 v0.6 ([#7443])
• sync: improve AtomicWaker::wake performance (#7450)

Documented

• metrics: fix listed feature requirements for some metrics (#7449)
• runtime: improve safety comments of Readiness<'_> (#7415)