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SubjectRe: [PATCH 0/6] mm: make movable onlining suck less
On Thu, Apr 06, 2017 at 05:41:28PM +0200, Michal Hocko wrote:
>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.

This was my first time using your git branch instead of applying the
patches from this thread to v4.11-rc5 myself.

--
Reza Arbab

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