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| author | Tim Neumann <mail@timnn.me> | 2018-03-26 15:14:57 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-03-26 15:14:57 +0200 |
| commit | 9e4d5cf0ce673f1e3d2ca5490e0bff3788ce37c9 (patch) | |
| tree | 80f66882d72c2ddb3296d864c062db644a4bcc4b /src | |
| parent | fc9dfda6adcbbd7f13bba1781ae35371dd48fa81 (diff) | |
| parent | 23013c791c70a297b430e9d1c0408493705d36e0 (diff) | |
| download | rust-9e4d5cf0ce673f1e3d2ca5490e0bff3788ce37c9.tar.gz rust-9e4d5cf0ce673f1e3d2ca5490e0bff3788ce37c9.zip | |
Rollup merge of #49170 - steveklabnik:gh49127, r=nagisa
Clarify AcqRel's docs This implied things that are not true. Fixes #49127
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcore/sync/atomic.rs | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/libcore/sync/atomic.rs b/src/libcore/sync/atomic.rs index fe5ed5d4942..d934706be67 100644 --- a/src/libcore/sync/atomic.rs +++ b/src/libcore/sync/atomic.rs @@ -205,8 +205,11 @@ pub enum Ordering { /// [`Release`]: http://llvm.org/docs/Atomics.html#release #[stable(feature = "rust1", since = "1.0.0")] Acquire, - /// When coupled with a load, uses [`Acquire`] ordering, and with a store - /// [`Release`] ordering. + /// Has the effects of both [`Acquire`] and [`Release`] together. + /// + /// This ordering is only applicable for operations that combine both loads and stores. + /// + /// For loads it uses [`Acquire`] ordering. For stores it uses the [`Release`] ordering. /// /// [`Acquire`]: http://llvm.org/docs/Atomics.html#acquire /// [`Release`]: http://llvm.org/docs/Atomics.html#release |