The first 3 are simply comment fixes and clarifications on locking. The last 1 adds additional locking when updating node_present_pages based on the existing documentation. Cody P Schafer (4): mmzone: make holding lock_memory_hotplug() a requirement for updating pgdat size mm: fix comment referring to non-existent size_seqlock, change to span_seqlock mmzone: note that node_size_lock should be manipulated via pgdat_resize_lock() memory_hotplug: use pgdat_resize_lock() when updating node_present_pages include/linux/mmzone.h | 7 ++++++- mm/memory_hotplug.c | 5 +++++ 2 files changed, 11 insertions(+), 1 deletion(-) -- 1.8.2.2 -- 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>