librbd/migration/HttpClient: log ec details in handle_{issue,receive}()

Logging just the (negated) value makes tracking down the error category
and message unnecessarily hard.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
(cherry picked from commit eb773496d53e924e6ff99ab1c3a9bcd36a8f81ea)

diff --git a/src/librbd/migration/HttpClient.cc b/src/librbd/migration/HttpClient.cc
index 6a504d3a9acf45dfd6721e9e962bef8026c61787..a30bcabfa7be481d1dd355752d3e3c2563144668 100644 (file)
--- a/src/librbd/migration/HttpClient.cc
+++ b/src/librbd/migration/HttpClient.cc
@@ -118,7 +118,7 @@ public:
     ceph_assert(m_http_client->m_strand.running_in_this_thread());
 
     auto cct = m_http_client->m_cct;
-    ldout(cct, 20) << "work=" << work.get() << ", r=" << -ec.value() << dendl;
+    ldout(cct, 20) << "work=" << work.get() << ", ec=" << ec.what() << dendl;
 
     ceph_assert(m_in_flight_requests > 0);
     --m_in_flight_requests;
@@ -414,7 +414,7 @@ private:
   void handle_receive(boost::system::error_code ec,
                       std::shared_ptr<Work>&& work) {
     auto cct = m_http_client->m_cct;
-    ldout(cct, 15) << "work=" << work.get() << ", r=" << -ec.value() << dendl;
+    ldout(cct, 15) << "work=" << work.get() << ", ec=" << ec.what() << dendl;
 
     ceph_assert(m_in_flight_requests > 0);
     --m_in_flight_requests;