Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-10 Thread Joonsoo Kim
On Tue, Nov 08, 2016 at 02:59:19PM +0800, Chen Feng wrote: > > > On 2016/11/8 11:59, Joonsoo Kim wrote: > > On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: > >> > >> > >> On 2016/11/7 15:44, Chen Feng wrote: > >>> On 2016/11/7 15:27, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-10 Thread Joonsoo Kim
On Tue, Nov 08, 2016 at 02:59:19PM +0800, Chen Feng wrote: > > > On 2016/11/8 11:59, Joonsoo Kim wrote: > > On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: > >> > >> > >> On 2016/11/7 15:44, Chen Feng wrote: > >>> On 2016/11/7 15:27, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-07 Thread Chen Feng
On 2016/11/8 11:59, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: >> >> >> On 2016/11/7 15:44, Chen Feng wrote: >>> On 2016/11/7 15:27, Joonsoo Kim wrote: On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > > > On 2016/11/7 14:15,

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-07 Thread Chen Feng
On 2016/11/8 11:59, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: >> >> >> On 2016/11/7 15:44, Chen Feng wrote: >>> On 2016/11/7 15:27, Joonsoo Kim wrote: On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > > > On 2016/11/7 14:15,

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-07 Thread Joonsoo Kim
On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: > > > On 2016/11/7 15:44, Chen Feng wrote: > > On 2016/11/7 15:27, Joonsoo Kim wrote: > >> On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > >>> > >>> > >>> On 2016/11/7 14:15, Joonsoo Kim wrote: > On Tue, Nov 01, 2016 at

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-07 Thread Joonsoo Kim
On Mon, Nov 07, 2016 at 03:46:02PM +0800, Chen Feng wrote: > > > On 2016/11/7 15:44, Chen Feng wrote: > > On 2016/11/7 15:27, Joonsoo Kim wrote: > >> On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > >>> > >>> > >>> On 2016/11/7 14:15, Joonsoo Kim wrote: > On Tue, Nov 01, 2016 at

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 15:44, Chen Feng wrote: > On 2016/11/7 15:27, Joonsoo Kim wrote: >> On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: >>> >>> >>> On 2016/11/7 14:15, Joonsoo Kim wrote: On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > Hello, I hava a question on cma

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 15:44, Chen Feng wrote: > On 2016/11/7 15:27, Joonsoo Kim wrote: >> On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: >>> >>> >>> On 2016/11/7 14:15, Joonsoo Kim wrote: On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > Hello, I hava a question on cma

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 15:27, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: >> >> >> On 2016/11/7 14:15, Joonsoo Kim wrote: >>> On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: Hello, I hava a question on cma zone. When we have cma zone, cma zone

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 15:27, Joonsoo Kim wrote: > On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: >> >> >> On 2016/11/7 14:15, Joonsoo Kim wrote: >>> On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: Hello, I hava a question on cma zone. When we have cma zone, cma zone

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Joonsoo Kim
On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > > > On 2016/11/7 14:15, Joonsoo Kim wrote: > > On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > >> Hello, I hava a question on cma zone. > >> > >> When we have cma zone, cma zone will be the highest zone of system. > >> >

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Joonsoo Kim
On Mon, Nov 07, 2016 at 03:08:49PM +0800, Chen Feng wrote: > > > On 2016/11/7 14:15, Joonsoo Kim wrote: > > On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > >> Hello, I hava a question on cma zone. > >> > >> When we have cma zone, cma zone will be the highest zone of system. > >> >

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 14:15, Joonsoo Kim wrote: > On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: >> Hello, I hava a question on cma zone. >> >> When we have cma zone, cma zone will be the highest zone of system. >> >> In android system, the most memory allocator is ION. Media system will >>

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Chen Feng
On 2016/11/7 14:15, Joonsoo Kim wrote: > On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: >> Hello, I hava a question on cma zone. >> >> When we have cma zone, cma zone will be the highest zone of system. >> >> In android system, the most memory allocator is ION. Media system will >>

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Joonsoo Kim
On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > Hello, I hava a question on cma zone. > > When we have cma zone, cma zone will be the highest zone of system. > > In android system, the most memory allocator is ION. Media system will > alloc unmovable memory from it. > > On low

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-06 Thread Joonsoo Kim
On Tue, Nov 01, 2016 at 03:58:32PM +0800, Chen Feng wrote: > Hello, I hava a question on cma zone. > > When we have cma zone, cma zone will be the highest zone of system. > > In android system, the most memory allocator is ION. Media system will > alloc unmovable memory from it. > > On low

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-01 Thread Chen Feng
Hello, I hava a question on cma zone. When we have cma zone, cma zone will be the highest zone of system. In android system, the most memory allocator is ION. Media system will alloc unmovable memory from it. On low memory scene, will the CMA zone always do balance? Should we transmit the

Re: [PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-11-01 Thread Chen Feng
Hello, I hava a question on cma zone. When we have cma zone, cma zone will be the highest zone of system. In android system, the most memory allocator is ION. Media system will alloc unmovable memory from it. On low memory scene, will the CMA zone always do balance? Should we transmit the

[PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-10-13 Thread js1304
From: Joonsoo Kim Attached cover-letter: This series try to solve problems of current CMA implementation. CMA is introduced to provide physically contiguous pages at runtime without exclusive reserved memory area. But, current implementation works like as previous

[PATCH v6 2/6] mm/cma: introduce new zone, ZONE_CMA

2016-10-13 Thread js1304
From: Joonsoo Kim Attached cover-letter: This series try to solve problems of current CMA implementation. CMA is introduced to provide physically contiguous pages at runtime without exclusive reserved memory area. But, current implementation works like as previous reserved memory approach,