On Tue, Aug 18, 2015 at 12:06 PM, Jerome Glisse <j.glisse@xxxxxxxxx> wrote: > On Tue, Aug 18, 2015 at 10:23:38AM -0700, Dan Williams wrote: > Thought maybe you don't need a new ZONE_DEV and all you need is valid > struct page for this device memory, and you don't want this page to be > useable by the general memory allocator. There is surely other ways to > achieve that like marking all as reserved when you hotplug them. > Yes, there are other ways that can achieve the same thing, but I do like the ability to do reverse page to zone lookups for debug if anything. -- 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>