Re: [HMM-CDM 2/5] mm/hmm: add new helper to hotplug CDM memory region

On Wed, 14 Jun 2017 16:11:41 -0400 Jérôme Glisse wrote: > Unlike unaddressable memory, coherent device memory has a real > resource associated with it on the system (as CPU can address > it). Add a new helper to hotplug such memory within the HMM > framework. > > Signed-off-by: Jérôme Glisse >

[HMM-CDM 2/5] mm/hmm: add new helper to hotplug CDM memory region

Unlike unaddressable memory, coherent device memory has a real resource associated with it on the system (as CPU can address it). Add a new helper to hotplug such memory within the HMM framework. Signed-off-by: Jérôme Glisse --- include/linux/hmm.h | 3 ++ mm/hmm.c| 85 +