On Tue 20-12-11 18:02:39, Bob Liu wrote:
> If there is a zone below ZONE_NORMAL has present_pages, we can set
> node state to N_NORMAL_MEMORY, no need to loop to end.
>
> Signed-off-by: Bob Liu <lliubbo@xxxxxxxxx>
Looks good.
Reviewed-by: Michal Hocko <mhocko@xxxxxxx>
Thanks
> ---
> mm/page_alloc.c | 4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
> diff --git a/mm/page_alloc.c b/mm/page_alloc.c
> index 7f28eb8..8d64ba0 100644
> --- a/mm/page_alloc.c
> +++ b/mm/page_alloc.c
> @@ -4671,8 +4671,10 @@ static void check_for_regular_memory(pg_data_t *pgdat)
>
> for (zone_type = 0; zone_type <= ZONE_NORMAL; zone_type++) {
> struct zone *zone = &pgdat->node_zones[zone_type];
> - if (zone->present_pages)
> + if (zone->present_pages) {
> node_set_state(zone_to_nid(zone), N_NORMAL_MEMORY);
> + break;
> + }
> }
> #endif
> }
> --
> 1.7.0.4
>
>
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--
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9
Czech Republic
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