On Wed 12-07-17 20:40:20, Wei Wang wrote:
> This patch enables for_each_zone()/for_each_populated_zone() to be
> invoked by a kernel module.
This needs much better justification with an example of who is going to
use these symbols and what for.
> Signed-off-by: Wei Wang <wei.w.wang@xxxxxxxxx>
> ---
> mm/mmzone.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/mm/mmzone.c b/mm/mmzone.c
> index a51c0a6..08a2a3a 100644
> --- a/mm/mmzone.c
> +++ b/mm/mmzone.c
> @@ -13,6 +13,7 @@ struct pglist_data *first_online_pgdat(void)
> {
> return NODE_DATA(first_online_node);
> }
> +EXPORT_SYMBOL_GPL(first_online_pgdat);
>
> struct pglist_data *next_online_pgdat(struct pglist_data *pgdat)
> {
> @@ -41,6 +42,7 @@ struct zone *next_zone(struct zone *zone)
> }
> return zone;
> }
> +EXPORT_SYMBOL_GPL(next_zone);
>
> static inline int zref_in_nodemask(struct zoneref *zref, nodemask_t *nodes)
> {
> --
> 2.7.4
>
> --
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--
Michal Hocko
SUSE Labs
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