[PATCH v10 5/6] mm: export symbol of next_zone and first_online_pgdat

Wei Wang
2017-05-04T08:50:14Z

This patch enables for_each_zone()/for_each_populated_zone() to be
invoked by a kernel module.

Signed-off-by: Wei Wang <wei.w.wang@intel.com>
---
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