RWLocks in Erlang/OTP - EUC 2010
The slides of the presentation.
The benchmark used. Written in a bit of a hurry, so don't expect any beautiful Erlang code.
The source code of the version presented can be found in the rickard/rwlock-euc2010/OTP-8925 branch of the https://github.com/rickard-green/otp.git repository.