I still can't make any sense of this description. What is an external agent? Userspace obviously can't ever see a change in the extent map, so it can't be meant.
It would help a lot if you could come up with a concrete user for this, including example code. _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm
