On Thu, May 07, 2015 at 05:28:46PM +0300, Pavel Emelyanov wrote: > Yup, this is very close to what I did in my set -- introduced a message to > report back to the user-space on read. But my message is more than 8+2*1 bytes, > so we'll have one message for 0xAA API and another one for 0xAB (new) one :) I slightly altered it to fix an issue with packet alignments so it'd be 16bytes. How big is your msg currently? Could we get to use the same API? UFFDIO_REGISTER_MODE_FORK or UFFDIO_REGISTER_MODE_NON_COOPERATIVE would differentiate if you want to register for fork/mremap/dontneed events as well or only the default (UFFD_EVENT_PAGEFAULT). -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>