1 files changed, 9 insertions, 0 deletions

diff --git a/src/unstable/readwritemutex.cpp b/src/unstable/readwritemutex.cpp
index 3d8ac7a..62e9ee1 100644
--- a/src/unstable/readwritemutex.cpp
+++ b/src/unstable/readwritemutex.cpp
@@ -49,6 +49,15 @@ void Bu::ReadWriteMutex::unlockRead()
     mRead.unlock();
 }
 
+//
+// The bWantWrite could be a counter like the read lock counter, however
+// once a write lock occurs and bWantWrite is set at least one wite
+// will definately occur.  In practice most writes all happen one after
+// the other anyway and this way reads get a chance to mingle in.
+//
+// Really, just getting all currint reads to stop so a write can happen
+// I think is sufficient right now.
+//
 void Bu::ReadWriteMutex::lockWrite()
 {
     // Lock the read counter