From 03fe0f02815be5754a2b95a168c35c0f29f49c51 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Sat, 25 Feb 2017 11:13:42 +0100
Subject: Reduce memory cleanup overhead

---
 raul/Maid.hpp | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

(limited to 'raul/Maid.hpp')

diff --git a/raul/Maid.hpp b/raul/Maid.hpp
index 7f5a299..29b6473 100644
--- a/raul/Maid.hpp
+++ b/raul/Maid.hpp
@@ -102,13 +102,8 @@ public:
 	 */
 	inline void cleanup() {
 		// Atomically get the head of the disposed list
-		Disposable* disposed;
-		do {
-			disposed = _disposed.load(std::memory_order_relaxed);
-		} while (!_disposed.compare_exchange_weak(
-			         disposed, nullptr,
-			         std::memory_order_acquire,
-			         std::memory_order_relaxed));
+		Disposable* const disposed = _disposed.exchange(
+			nullptr, std::memory_order_acquire);
 
 		// Free the disposed list
 		for (Disposable* obj = disposed; obj;) {
-- 
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