turns out relaxed accesses suffice here

rust-lang · Oct 12, 2024 · 10979ce · 10979ce
1 parent d45d3a3
commit 10979ce
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/concurrency/sync.rs b/src/concurrency/sync.rs
@@ -234,8 +234,8 @@ pub fn lazy_sync_get_data<'tcx, T: 'static + Copy>(
             &init_field,
             &ImmTy::from_scalar(init_cookie, ecx.machine.layouts.u32),
             init_cookie,
-            AtomicRwOrd::Acquire,
-            AtomicReadOrd::Acquire,
+            AtomicRwOrd::Relaxed,
+            AtomicReadOrd::Relaxed,
             /* can_fail_spuriously */ false,
         )?
         .to_scalar_pair();