From: Adam C. Emerson <aemerson@redhat.com>
Date: Wed, 26 Jul 2017 22:11:19 +0000 (-0400)
Subject: common: Automatic reference to PerfCounters
X-Git-Tag: v13.0.0~153^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=793ba0443cd366119d89407e30f71975e9a73243;p=ceph-ci.git

common: Automatic reference to PerfCounters

PerfCountersRef is a unique_ptr using a deleter that unregisters the
managed PerfCounters on deletion.

Signed-off-by: Adam C. Emerson <aemerson@redhat.com>
---

diff --git a/src/common/perf_counters.h b/src/common/perf_counters.h
index e831b73ad68..507d09102de 100644
--- a/src/common/perf_counters.h
+++ b/src/common/perf_counters.h
@@ -324,4 +324,19 @@ private:
   PerfCounters *m_perf_counters;
 };
 
+class PerfCountersDeleter {
+  CephContext* cct;
+
+public:
+  PerfCountersDeleter() noexcept : cct(nullptr) {}
+  PerfCountersDeleter(CephContext* cct) noexcept : cct(cct) {}
+  void operator()(PerfCounters* p) noexcept {
+    if (cct)
+      cct->get_perfcounters_collection()->remove(p);
+    delete p;
+  }
+};
+
+using PerfCountersRef = std::unique_ptr<PerfCounters, PerfCountersDeleter>;
+
 #endif