From 37030ac2793e53fc25ab4443f4bd494775bab56e Mon Sep 17 00:00:00 2001 From: Ralf Jung Date: Sun, 26 Jan 2025 12:32:47 -0700 Subject: [PATCH] make linux-futex test less flaky --- src/tools/miri/tests/pass-dep/concurrency/linux-futex.rs | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/src/tools/miri/tests/pass-dep/concurrency/linux-futex.rs b/src/tools/miri/tests/pass-dep/concurrency/linux-futex.rs index 3adeb89ecec7..0ca13b5039dd 100644 --- a/src/tools/miri/tests/pass-dep/concurrency/linux-futex.rs +++ b/src/tools/miri/tests/pass-dep/concurrency/linux-futex.rs @@ -235,7 +235,7 @@ fn concurrent_wait_wake() { static mut DATA: i32 = 0; static WOKEN: AtomicI32 = AtomicI32::new(0); - let rounds = 50; + let rounds = 64; for _ in 0..rounds { unsafe { DATA = 0 }; // Reset // Suppose the main thread is holding a lock implemented using futex... @@ -267,8 +267,7 @@ fn concurrent_wait_wake() { } }); // Increase the chance that the other thread actually goes to sleep. - // (5 yields in a loop seem to make that happen around 40% of the time.) - for _ in 0..5 { + for _ in 0..6 { thread::yield_now(); }