Re: [PATCH 2/6] mm/page_owner: initialize page owner without holding the zone lock

2016-05-10 Thread Vlastimil Babka
On 05/03/2016 07:23 AM, js1...@gmail.com wrote: From: Joonsoo Kim It's not necessary to initialized page_owner with holding the zone lock. It would cause more contention on the zone lock although it's not a big problem since it is just debug feature. But, it is better

Re: [PATCH 2/6] mm/page_owner: initialize page owner without holding the zone lock

2016-05-10 Thread Vlastimil Babka
On 05/03/2016 07:23 AM, js1...@gmail.com wrote: From: Joonsoo Kim It's not necessary to initialized page_owner with holding the zone lock. It would cause more contention on the zone lock although it's not a big problem since it is just debug feature. But, it is better than before so do it.

[PATCH 2/6] mm/page_owner: initialize page owner without holding the zone lock

2016-05-02 Thread js1304
From: Joonsoo Kim It's not necessary to initialized page_owner with holding the zone lock. It would cause more contention on the zone lock although it's not a big problem since it is just debug feature. But, it is better than before so do it. This is also preparation step

[PATCH 2/6] mm/page_owner: initialize page owner without holding the zone lock

2016-05-02 Thread js1304
From: Joonsoo Kim It's not necessary to initialized page_owner with holding the zone lock. It would cause more contention on the zone lock although it's not a big problem since it is just debug feature. But, it is better than before so do it. This is also preparation step to use stackdepot in