column_family_test: EnvCounter::num_new_writable_file_ to be atomic

Summary: TSAN shows warning of data race of EnvCounter::num_new_writable_file_. Make it atomic. Closes https://github.com/facebook/rocksdb/pull/2331 Differential Revision: D5089215 Pulled By: siying fbshipit-source-id: 15f6dcfb770a3310cbb6337c22482c8b330daffc
8 years ago · 217b866f47
parent 9f839a7f62
commit 217b866f47
1 changed files with 1 additions and 1 deletions
--- a/db/column_family_test.cc
+++ b/db/column_family_test.cc
@ -55,7 +55,7 @@ class EnvCounter : public EnvWrapper {
  }

 private:
-  int num_new_writable_file_;
+  std::atomic<int> num_new_writable_file_;
 };

 class ColumnFamilyTest : public testing::Test {