On Thu 06-04-17 10:24:49, Reza Arbab wrote: > On Thu, Apr 06, 2017 at 03:08:46PM +0200, Michal Hocko wrote: > >OK, so after recent change mostly driven by testing from Reza Arbab > >(thanks again) I believe I am getting to a working state finally. All I > >currently have is > >in git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git tree > >attempts/rewrite-mem_hotplug-WIP branch. I will highly appreciate more > >testing of course and if there are no new issues found I will repost the > >series for the review. > > Looking good! I can do my add/remove/repeat test and things seem fine. > > One thing--starting on the second iteration, I am seeing the WARN in > free_area_init_node(); > > add_memory > add_memory_resource > hotadd_new_pgdat > free_area_init_node > WARN_ON(pgdat->nr_zones || pgdat->kswapd_classzone_idx); Have you tested with my attempts/rewrite-mem_hotplug-WIP mentioned elsewhere? Because I suspect that "mm: get rid of zone_is_initialized" might cause this. -- Michal Hocko SUSE Labs -- 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>
