On Tue, Sep 26, 2017 at 11:11:55AM -0700, Dan Williams wrote: > I think we'll always need an explicit override available, but yes we > need to think about what the override looks like in the context of a > kernel that is able to automatically pick the right I/O policy > relative to the media type. A potential mixed policy for reads vs > writes makes sense. Where would this finer grained I/O policy > selection go other than more inode flags? fadvise?