mirage/ocaml-vchan — pull request #50 by djs55 (2014-09-20 19:35:10+00:00)
Title: xen: unmask event channels on listen and connect

The new mini-os is careful to create the channels masked.
We must therefore unmask them before we can use them.

Signed-off-by: David Scott

Related to [mirage/mirage#296]