What affect will upgrading from ASP.NET MVC2 to MVC3 have on NHibernate?

How do I upgrade ASP.NET MVC2 to MVC3 with minimal possible implications 开发者_运维问答to NHibernate?

There's there should be no impact in terms of NHibernate if you properly separated concerns in your application by using abstractions. As far as upgrading an ASP.NET MVC 2 application to ASP.NET MVC 3 application is concerned you could follow the upgrading steps mentioned in the release notes or even try the Upgrade Tool.