Steve Strong has posted an update:
It is in the trunk now:
Learn more about this provider here:
Sorry for not much detail besides the links, but this is pretty big news for Linq and NHibernate. I have been reading progress reports from Steve for quite awhile now â€“ saw some code in a trunk ~4 months ago that looked very promising then, so itâ€™s great to see these updates. Awhile back Ayende posted on EF vs. NH, etcâ€¦ and two things popped out: good Linq support and a good GUI to creating mapping files. I think this is the Linq support we have been waiting for.