diff options
Diffstat (limited to 'library/std/src/sync/mpmc/array.rs')
| -rw-r--r-- | library/std/src/sync/mpmc/array.rs | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/library/std/src/sync/mpmc/array.rs b/library/std/src/sync/mpmc/array.rs index c1e3e48b0..c6bb09b04 100644 --- a/library/std/src/sync/mpmc/array.rs +++ b/library/std/src/sync/mpmc/array.rs @@ -319,19 +319,10 @@ impl<T> Channel<T> { ) -> Result<(), SendTimeoutError<T>> { let token = &mut Token::default(); loop { - // Try sending a message several times. - let backoff = Backoff::new(); - loop { - if self.start_send(token) { - let res = unsafe { self.write(token, msg) }; - return res.map_err(SendTimeoutError::Disconnected); - } - - if backoff.is_completed() { - break; - } else { - backoff.spin_light(); - } + // Try sending a message. + if self.start_send(token) { + let res = unsafe { self.write(token, msg) }; + return res.map_err(SendTimeoutError::Disconnected); } if let Some(d) = deadline { @@ -379,6 +370,7 @@ impl<T> Channel<T> { pub(crate) fn recv(&self, deadline: Option<Instant>) -> Result<T, RecvTimeoutError> { let token = &mut Token::default(); loop { + // Try receiving a message. if self.start_recv(token) { let res = unsafe { self.read(token) }; return res.map_err(|_| RecvTimeoutError::Disconnected); |