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| author | Linus Färnstrand <faern@faern.net> | 2020-11-20 22:27:50 +0100 |
|---|---|---|
| committer | Linus Färnstrand <faern@faern.net> | 2020-12-22 12:19:46 +0100 |
| commit | 828d4ace4dee856b376fa44cc095d490ee799c30 (patch) | |
| tree | 4c97e5e4dd24f69a0caf17d87abeeb861da74f5e /library/std/src/sys_common/thread_parker | |
| parent | 4252e482569f00612e768811cbe0295562095343 (diff) | |
| download | rust-828d4ace4dee856b376fa44cc095d490ee799c30.tar.gz rust-828d4ace4dee856b376fa44cc095d490ee799c30.zip | |
Migrate standard library away from compare_and_swap
Diffstat (limited to 'library/std/src/sys_common/thread_parker')
| -rw-r--r-- | library/std/src/sys_common/thread_parker/futex.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/library/std/src/sys_common/thread_parker/futex.rs b/library/std/src/sys_common/thread_parker/futex.rs index a5d4927dcc5..0132743b244 100644 --- a/library/std/src/sys_common/thread_parker/futex.rs +++ b/library/std/src/sys_common/thread_parker/futex.rs @@ -49,7 +49,7 @@ impl Parker { // Wait for something to happen, assuming it's still set to PARKED. futex_wait(&self.state, PARKED, None); // Change NOTIFIED=>EMPTY and return in that case. - if self.state.compare_and_swap(NOTIFIED, EMPTY, Acquire) == NOTIFIED { + if self.state.compare_exchange(NOTIFIED, EMPTY, Acquire, Acquire).is_ok() { return; } else { // Spurious wake up. We loop to try again. |