Re: [PATCH 06/25] Move check for disabled anti-fragmentation out of fastpath

KOSAKI Motohiro
2009-04-21T06:37:03Z

> @@ -50,9 +50,6 @@ extern int page_group_by_mobility_disabled;
>
> static inline int get_pageblock_migratetype(struct page *page)
> {
> - if (unlikely(page_group_by_mobility_disabled))
> - return MIGRATE_UNMOVABLE;
> -
> return get_pageblock_flags_group(page, PB_migrate, PB_migrate_end);
> }
>
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index 13b4d11..c8465d0 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -172,6 +172,10 @@ int page_group_by_mobility_disabled __read_mostly;
>
> static void set_pageblock_migratetype(struct page *page, int migratetype)
> {
> +
> + if (unlikely(page_group_by_mobility_disabled))
> + migratetype = MIGRATE_UNMOVABLE;
> +
> set_pageblock_flags_group(page, (unsigned long)migratetype,
> PB_migrate, PB_migrate_end);

Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>