X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=lightning%2Fsrc%2Futil%2Ffairrwlock.rs;h=5715a8cf646cd67e29b7aa5c21c8722d89a45964;hb=30b9d9fbeaa62537beb8d3ea0b2866703d0d7c92;hp=c9b3866bec5c837e948b3a7f469515ed4b9b79f4;hpb=e5c988e00c515467e76639b5aac47b02a7f7b4a6;p=rust-lightning

diff --git a/lightning/src/util/fairrwlock.rs b/lightning/src/util/fairrwlock.rs
index c9b3866b..5715a8cf 100644
--- a/lightning/src/util/fairrwlock.rs
+++ b/lightning/src/util/fairrwlock.rs
@@ -1,4 +1,4 @@
-use std::sync::{LockResult, RwLock, RwLockReadGuard, RwLockWriteGuard};
+use std::sync::{LockResult, RwLock, RwLockReadGuard, RwLockWriteGuard, TryLockResult};
 use std::sync::atomic::{AtomicUsize, Ordering};
 
 /// Rust libstd's RwLock does not provide any fairness guarantees (and, in fact, when used on
@@ -43,4 +43,8 @@ impl<T> FairRwLock<T> {
 		// codebase.
 		self.lock.read()
 	}
+
+	pub fn try_write(&self) -> TryLockResult<RwLockWriteGuard<'_, T>> {
+		self.lock.try_write()
+	}
 }