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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:41 +0000 |
commit | 4f9fe856a25ab29345b90e7725509e9ee38a37be (patch) | |
tree | e4ffd8a9374cae7b21f7cbfb352927e0e074aff6 /library/std/src/sync/mpmc/array.rs | |
parent | Adding upstream version 1.68.2+dfsg1. (diff) | |
download | rustc-upstream/1.69.0+dfsg1.tar.xz rustc-upstream/1.69.0+dfsg1.zip |
Adding upstream version 1.69.0+dfsg1.upstream/1.69.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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); |