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-rw-r--r--src/tools/miri/tests/pass-dep/libc/libc-epoll-blocking.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/tools/miri/tests/pass-dep/libc/libc-epoll-blocking.rs b/src/tools/miri/tests/pass-dep/libc/libc-epoll-blocking.rs
index e1b4d3d85be..1a1d058b983 100644
--- a/src/tools/miri/tests/pass-dep/libc/libc-epoll-blocking.rs
+++ b/src/tools/miri/tests/pass-dep/libc/libc-epoll-blocking.rs
@@ -1,4 +1,6 @@
 //@only-target-linux
+// test_epoll_block_then_unblock depends on a deterministic schedule.
+//@compile-flags: -Zmiri-preemption-rate=0
 
 use std::convert::TryInto;
 use std::thread;