[RFC PATCH 2/3] mm, page_alloc: get page migreate type again when related to highatomic

2016-06-18 Thread Wenwei Tao
From: Wenwei Tao The migratetype might get staled, pages might have become highatomic when we try to free them to the allocator, we might not want to put highatomic pages into other buddy lists, since they are reserved only for atomic high order use. And also highatomic

[RFC PATCH 2/3] mm, page_alloc: get page migreate type again when related to highatomic

2016-06-18 Thread Wenwei Tao
From: Wenwei Tao The migratetype might get staled, pages might have become highatomic when we try to free them to the allocator, we might not want to put highatomic pages into other buddy lists, since they are reserved only for atomic high order use. And also highatomic pages could have been

[RFC PATCH 2/3] mm, page_alloc: get page

2016-06-18 Thread Wenwei Tao
From: Wenwei Tao The migratetype might get staled, pages might have become highatomic when we try to free them to the allocator, we might not want to put highatomic pages into other buddy lists, since they are reserved only for atomic high order use. And also highatomic

[RFC PATCH 2/3] mm, page_alloc: get page

2016-06-18 Thread Wenwei Tao
From: Wenwei Tao The migratetype might get staled, pages might have become highatomic when we try to free them to the allocator, we might not want to put highatomic pages into other buddy lists, since they are reserved only for atomic high order use. And also highatomic pages could have been

Re: [RFC PATCH 2/3] mm, page_alloc: get page

2016-06-18 Thread Wenwei Tao
Hi Something is wrong with my email, I cannot send the patch out, and this patch commit title is not complete. Apologize for the noise. 2016-06-18 19:45 GMT+08:00 Wenwei Tao : > From: Wenwei Tao > > The migratetype might get staled, pages might have

Re: [RFC PATCH 2/3] mm, page_alloc: get page

2016-06-18 Thread Wenwei Tao
Hi Something is wrong with my email, I cannot send the patch out, and this patch commit title is not complete. Apologize for the noise. 2016-06-18 19:45 GMT+08:00 Wenwei Tao : > From: Wenwei Tao > > The migratetype might get staled, pages might have become highatomic when > we try to free them