Re: [PATCH 1/2] fs/buffer.c: allocate buffer cache from non-movable area

2014-08-17 Thread Gioh Kim
2014-08-15 오전 6:22, Andrew Morton 쓴 글: On Thu, 14 Aug 2014 14:15:40 +0900 Gioh Kim wrote: A buffer cache is allocated from movable area because it is referred for a while and released soon. But some filesystems are taking buffer cache for a long time and it can disturb page migration. A new

Re: [PATCH 1/2] fs/buffer.c: allocate buffer cache from non-movable area

2014-08-14 Thread Andrew Morton
On Thu, 14 Aug 2014 14:15:40 +0900 Gioh Kim wrote: > A buffer cache is allocated from movable area > because it is referred for a while and released soon. > But some filesystems are taking buffer cache for a long time > and it can disturb page migration. > > A new API should be introduced to all

Re: [PATCH 1/2] fs/buffer.c: allocate buffer cache from non-movable area

2014-08-13 Thread Gioh Kim
I'm sorry for a typo at the title. It is 1/3, not 1/2. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/

[PATCH 1/2] fs/buffer.c: allocate buffer cache from non-movable area

2014-08-13 Thread Gioh Kim
A buffer cache is allocated from movable area because it is referred for a while and released soon. But some filesystems are taking buffer cache for a long time and it can disturb page migration. A new API should be introduced to allocate buffer cache from non-movable area. Signed-off-by: Gioh Ki

[PATCH 1/2] fs/buffer.c: allocate buffer cache from non-movable area

2014-07-21 Thread Gioh Kim
A buffer cache is allocated from movable area because it is referred for a while and released soon. But some filesystems are taking buffer cache for a long time and it can disturb page migration. A new API should be introduced to allocate buffer cache from non-movable area. Signed-off-by: Gioh Ki