Re: [PATCH v4 1/2] mm: introduce page reference manipulation functions

2016-03-02 Thread Joonsoo Kim
2016-03-03 1:44 GMT+09:00 Vlastimil Babka : > On 02/26/2016 01:58 AM, js1...@gmail.com wrote: >> >> From: Joonsoo Kim >> >> Success of CMA allocation largely depends on success of migration >> and key factor of it is page reference count. Until now, page reference >> is manipulated by direct calli

Re: [PATCH v4 1/2] mm: introduce page reference manipulation functions

2016-03-02 Thread Vlastimil Babka
On 02/26/2016 01:58 AM, js1...@gmail.com wrote: From: Joonsoo Kim Success of CMA allocation largely depends on success of migration and key factor of it is page reference count. Until now, page reference is manipulated by direct calling atomic functions so we cannot follow up who and where mani

[PATCH v4 1/2] mm: introduce page reference manipulation functions

2016-02-25 Thread js1304
From: Joonsoo Kim Success of CMA allocation largely depends on success of migration and key factor of it is page reference count. Until now, page reference is manipulated by direct calling atomic functions so we cannot follow up who and where manipulate it. Then, it is hard to find actual reason