From 8ad388987b384df305023c6eaab6766cb155aaa4 Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@redhat.com>
Date: Fri, 22 Mar 2019 10:56:12 -0500
Subject: [PATCH] log: open log file from flusher thread

Signed-off-by: Sage Weil <sage@redhat.com>
(cherry picked from commit 16c5d828fa93b1a5bdf9c396d7c0ce236b46df9b)
---
 src/log/Log.cc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/log/Log.cc b/src/log/Log.cc
index 302a2e8253873..8d74dcabc04e5 100644
--- a/src/log/Log.cc
+++ b/src/log/Log.cc
@@ -106,6 +106,9 @@ void Log::set_log_stderr_prefix(std::string_view p)
 void Log::reopen_log_file()
 {
   std::scoped_lock lock(m_flush_mutex);
+  if (!is_started()) {
+    return;
+  }
   m_flush_mutex_holder = pthread_self();
   if (m_fd >= 0)
     VOID_TEMP_FAILURE_RETRY(::close(m_fd));
@@ -402,6 +405,7 @@ void Log::stop()
 
 void *Log::entry()
 {
+  reopen_log_file();
   {
     std::unique_lock lock(m_queue_mutex);
     m_queue_mutex_holder = pthread_self();
-- 
2.39.5