From 7a0ef590003d2ad1673e0aa9a143e80c525c6a6a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Kr=C3=B6ning?= <mkroening@posteo.net>
Date: Tue, 7 Apr 2020 14:22:54 +0200
Subject: [PATCH] MutexGuard::drop: Signal event instead of wait for event

---
 async-cortex-m/src/unsync/mutex.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/async-cortex-m/src/unsync/mutex.rs b/async-cortex-m/src/unsync/mutex.rs
index fcbc758..8224070 100644
--- a/async-cortex-m/src/unsync/mutex.rs
+++ b/async-cortex-m/src/unsync/mutex.rs
@@ -94,7 +94,7 @@ impl<T> Drop for MutexGuard<'_, T> {
     fn drop(&mut self) {
         self.0.locked.set(false);
         self.0.wakers.notify_any();
-        asm::wfe();
+        asm::sev();
     }
 }