On Tue, Jul 25, 2017 at 03:45:14PM -0700, Evgeny Baskakov wrote: > On 7/20/17 6:33 PM, Jerome Glisse wrote: > > > So i pushed an updated hmm-next branch it should have all fixes so far, > > including > > something that should fix this issue. I still want to go over all emails > > again > > to make sure i am not forgetting anything. > > > > Cheers, > > Jérôme > > Hi Jerome, > > Thanks for updating the documentation for hmm_devmem_ops. > > I have an inquiry about the "fault" callback, though. The documentation says > "Returns: 0 on success", but can the driver set any VM_FAULT_* flags? For > instance, the driver might want to set the VM_FAULT_MAJOR flag to indicate > that a heavy-weight page migration has happened on the page fault. > > If that is possible, can you please update the documentation and list the > flags that are permitted in the callback's return value?
Yes you can. Jérôme
