Add {RwLock, Mutex}::clear_poison

shuttle/src/sync/mutex.rs

@@ -136,7 +136,7 @@ impl<T: ?Sized> Mutex<T> {
     /// Returns a mutable reference to the underlying data.
     ///
     /// Since this call borrows the `Mutex` mutably, no actual locking needs to
-    /// take place---the mutable borrow statically guarantees no locks exist.
+    /// take place -- the mutable borrow statically guarantees no locks exist.
     #[inline]
     pub fn get_mut(&mut self) -> LockResult<&mut T> {
         self.inner.get_mut()
@@ -155,6 +155,11 @@ impl<T: ?Sized> Mutex<T> {
 
         self.inner.into_inner()
     }
+
+    /// Clear the poisoned state from a mutex.
+    pub fn clear_poison(&self) {
+        self.inner.clear_poison()
+    }
 }
 
 // Safety: Mutex is never actually passed across true threads, only across continuations. The

shuttle/src/sync/rwlock.rs

@@ -298,6 +298,12 @@ impl<T: ?Sized> RwLock<T> {
 
         acquired
     }
+
+    /// Clear the poisoned state from a lock.
+    #[inline]
+    pub fn clear_poison(&self) {
+        self.inner.clear_poison();
+    }
 }
 
 // Safety: RwLock is never actually passed across true threads, only across continuations. The