"iowait" bug? - Mailing list pgsql-performance

I just discovered this on a LinkedIn user group:

http://bugzilla.kernel.org/show_bug.cgi?id=12309

Is anyone here seeing evidence of this in PostgreSQL??
--
M. Edward (Ed) Borasky
http://www.linkedin.com/in/edborasky

I've never met a happy clam. In fact, most of them were pretty steamed.