On Mon, Jul 29, 2019 at 05:28:34PM +0300, Christoph Hellwig wrote: > Hi Jérôme, Ben and Jason, > > below is a series against the hmm tree which starts revamping the > migrate_vma functionality. The prime idea is to export three slightly > lower level functions and thus avoid the need for migrate_vma_ops > callbacks. I don't feel I can contribute a worthwhile review for this part of the code right now. Does this only impact hmm users, or does migrate.c have a broader usage? Who do we need on review to progress on this? Thanks, Jason