Threading fixes (#1377)

* threading fixes, be careful when creating the pool (more than one thread may try to) and don't create it just to check if its running in the thread constructor assertions

* child threads will call ::get() - don't do initialize() under the lock

1 files changed, 1 insertions, 2 deletions

diff --git a/src/support/threads.h b/src/support/threads.h
index ec726370e..0ec109e4d 100644
--- a/src/support/threads.h
+++ b/src/support/threads.h
@@ -83,8 +83,7 @@ public:
   // Get the number of cores we can use.
   static size_t getNumCores();
 
-  // Get the singleton threadpool. This can return null
-  // if there is just one thread available.
+  // Get the singleton threadpool.
   static ThreadPool* get();
 
   // Execute a bunch of tasks by the pool. This calls