From c56b4a00ffa81cd720454312aa63959e578f3bb8 Mon Sep 17 00:00:00 2001
From: Joel Rosdahl <joel@rosdahl.net>
Date: Sun, 26 Oct 2025 12:47:26 +0100
Subject: [PATCH] perf: Only wake up one worker thread when a task has been
 popped

---
 src/ccache/util/threadpool.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ccache/util/threadpool.cpp b/src/ccache/util/threadpool.cpp
index bffe5ae9..0e579f8f 100644
--- a/src/ccache/util/threadpool.cpp
+++ b/src/ccache/util/threadpool.cpp
@@ -87,7 +87,7 @@ ThreadPool::worker_thread_main()
       m_task_queue.pop();
     }
 
-    m_task_popped_condition.notify_all();
+    m_task_popped_condition.notify_one();
     try {
       task();
     } catch (...) {
-- 
2.47.3