Re: [PATCHv4 2/3] ext4: use non-movable memory for the ext4 superblock

2014-09-04 Thread Theodore Ts'o
On Thu, Sep 04, 2014 at 04:29:40PM +0900, Gioh Kim wrote: > A buffer-cache for superblock is disturbing page migration, > because the buffer-cache is not released until unmount. > The buffer-cache must be allocated from non-movable area. > > Signed-off-by: Gioh Kim > Reviewed-by: Jan Kara Thank

[PATCHv4 2/3] ext4: use non-movable memory for the ext4 superblock

2014-09-04 Thread Gioh Kim
A buffer-cache for superblock is disturbing page migration, because the buffer-cache is not released until unmount. The buffer-cache must be allocated from non-movable area. Signed-off-by: Gioh Kim Reviewed-by: Jan Kara --- fs/ext4/super.c |6 +++--- 1 file changed, 3 insertions(+), 3 delet