Fei Liu wrote:

Just a question, I don't see any big bold note that the related read/write mutex or locks should not be used...What's the story of reader/writer's mutex in boost::thread?

They re currently broken and will likely appear in 1.35. Btw.: There _is_ a big note you shouldn't use them. How did you manage to use them at all? About which version of boost are you talking? Roland