From 13148035ce5843881e89f14ad2d644ac58a1b7ef Mon Sep 17 00:00:00 2001
From: Tor Egge <Tor.Egge@broadpark.no>
Date: Thu, 3 Dec 2020 19:46:21 +0100
Subject: Use std::atomic.

---
 searchcore/src/vespa/searchcore/proton/matching/querylimiter.cpp | 4 ++--
 searchcore/src/vespa/searchcore/proton/matching/querylimiter.h   | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

(limited to 'searchcore')

diff --git a/searchcore/src/vespa/searchcore/proton/matching/querylimiter.cpp b/searchcore/src/vespa/searchcore/proton/matching/querylimiter.cpp
index ba5466700c8..37ab0054851 100644
--- a/searchcore/src/vespa/searchcore/proton/matching/querylimiter.cpp
+++ b/searchcore/src/vespa/searchcore/proton/matching/querylimiter.cpp
@@ -25,14 +25,14 @@ QueryLimiter::grabToken(const Doom & doom)
             _cond.wait_for(guard, left);
         }
     }
-    _activeThreads = _activeThreads + 1;
+    _activeThreads++;
 }
 
 void
 QueryLimiter::releaseToken()
 {
     std::lock_guard<std::mutex> guard(_lock);
-    _activeThreads = _activeThreads - 1;
+    _activeThreads--;
     _cond.notify_one();
 }
 
diff --git a/searchcore/src/vespa/searchcore/proton/matching/querylimiter.h b/searchcore/src/vespa/searchcore/proton/matching/querylimiter.h
index 45783959957..576c5921b61 100644
--- a/searchcore/src/vespa/searchcore/proton/matching/querylimiter.h
+++ b/searchcore/src/vespa/searchcore/proton/matching/querylimiter.h
@@ -37,7 +37,7 @@ private:
     void releaseToken();
     std::mutex              _lock;
     std::condition_variable _cond;
-    volatile int _activeThreads;
+    int _activeThreads;
 
     // These are updated asynchronously at reconfig.
     volatile int      _maxThreads;
-- 
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