From 0e13aba1b7ca66725d8f932c766f5baf76002a29 Mon Sep 17 00:00:00 2001
From: sasha <sasha@z.cash>
Date: Mon, 28 Feb 2022 17:41:26 -0800
Subject: [PATCH] implement AtomicTimer::zeroize() that resets start_time and
 total_time

---
 src/metrics.cpp | 11 +++++++++++
 src/metrics.h   |  2 ++
 2 files changed, 13 insertions(+)

diff --git a/src/metrics.cpp b/src/metrics.cpp
index e243171ff..0dc6c88b9 100644
--- a/src/metrics.cpp
+++ b/src/metrics.cpp
@@ -50,6 +50,17 @@ void AtomicTimer::stop()
     }
 }
 
+
+void AtomicTimer::zeroize()
+{
+    std::unique_lock<std::mutex> lock(mtx);
+    // only zeroize it if there's no more threads (same semantics as start())
+    if (threads < 1) {
+        start_time = 0;
+        total_time = 0;
+    }
+}
+
 bool AtomicTimer::running()
 {
     std::unique_lock<std::mutex> lock(mtx);
diff --git a/src/metrics.h b/src/metrics.h
index e20473287..a29621f9a 100644
--- a/src/metrics.h
+++ b/src/metrics.h
@@ -52,6 +52,8 @@ public:
      */
     void stop();
 
+    void zeroize();
+
     bool running();
 
     uint64_t threadCount();