zfsonlinux/zfs — pull request #1175 by mkj (2013-01-04 01:50:18+00:00)
Title: use io_schedule() for zio

This will make zfs show up in kernel iowait percentage time, see https://github.com/zfsonlinux/zfs/issues/1158. Requires patch https://github.com/zfsonlinux/spl/pull/206