On Sat, Sep 10, 2016 at 07:52:53AM +0000, Matthew Wilcox wrote: > DAX code over to using iomap requires converting all of ext2 away from > buffer_head; are you saying he's wrong?
Not sure if he's really saying that, but it's wrong for sure. Just to prove that I came up with a working ext2 iomap DAX implementation in a few hours today. I'll take a stab at ext4 and the block device as well and will post the updated series early next week - I'll need to take care of a few high priority todo list items first.