Hi Andrew, Heiko Carstens has noticed an unexpected memory online behavior for the default onlining (aka MMOP_ONLINE_KEEP) and also online_kernel to other kernel zones than ZONE_NORMAL. Both fixes are rather straightforward so could you add them to the memory hotplug rewrite pile please? Shortlog Michal Hocko (2): mm, memory_hotplug: fix MMOP_ONLINE_KEEP behavior mm, memory_hotplug: do not assume ZONE_NORMAL is default kernel zone Diffstat drivers/base/memory.c | 2 +- include/linux/memory_hotplug.h | 2 ++ mm/memory_hotplug.c | 36 +++++++++++++++++++++++++++++------- 3 files changed, 32 insertions(+), 8 deletions(-) -- 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>