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-rw-r--r--include/linux/mmzone.h13
-rw-r--r--mm/mmzone.c4
2 files changed, 8 insertions, 9 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index b41829701334..f279d9c158cd 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -970,7 +970,6 @@ static inline int zonelist_node_idx(struct zoneref *zoneref)
* @z - The cursor used as a starting point for the search
* @highest_zoneidx - The zone index of the highest zone to return
* @nodes - An optional nodemask to filter the zonelist with
- * @zone - The first suitable zone found is returned via this parameter
*
* This function returns the next zone at or below a given zone index that is
* within the allowed nodemask using a cursor as the starting point for the
@@ -980,8 +979,7 @@ static inline int zonelist_node_idx(struct zoneref *zoneref)
*/
struct zoneref *next_zones_zonelist(struct zoneref *z,
enum zone_type highest_zoneidx,
- nodemask_t *nodes,
- struct zone **zone);
+ nodemask_t *nodes);
/**
* first_zones_zonelist - Returns the first zone at or below highest_zoneidx within the allowed nodemask in a zonelist
@@ -1000,8 +998,10 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
nodemask_t *nodes,
struct zone **zone)
{
- return next_zones_zonelist(zonelist->_zonerefs, highest_zoneidx, nodes,
- zone);
+ struct zoneref *z = next_zones_zonelist(zonelist->_zonerefs,
+ highest_zoneidx, nodes);
+ *zone = zonelist_zone(z);
+ return z;
}
/**
@@ -1018,7 +1018,8 @@ static inline struct zoneref *first_zones_zonelist(struct zonelist *zonelist,
#define for_each_zone_zonelist_nodemask(zone, z, zlist, highidx, nodemask) \
for (z = first_zones_zonelist(zlist, highidx, nodemask, &zone); \
zone; \
- z = next_zones_zonelist(++z, highidx, nodemask, &zone)) \
+ z = next_zones_zonelist(++z, highidx, nodemask), \
+ zone = zonelist_zone(z)) \
/**
* for_each_zone_zonelist - helper macro to iterate over valid zones in a zonelist at or below a given zone index
diff --git a/mm/mmzone.c b/mm/mmzone.c
index bf34fb8556db..7d87ebb0d632 100644
--- a/mm/mmzone.c
+++ b/mm/mmzone.c
@@ -54,8 +54,7 @@ static inline int zref_in_nodemask(struct zoneref *zref, nodemask_t *nodes)
/* Returns the next zone at or below highest_zoneidx in a zonelist */
struct zoneref *next_zones_zonelist(struct zoneref *z,
enum zone_type highest_zoneidx,
- nodemask_t *nodes,
- struct zone **zone)
+ nodemask_t *nodes)
{
/*
* Find the next suitable zone to use for the allocation.
@@ -69,7 +68,6 @@ struct zoneref *next_zones_zonelist(struct zoneref *z,
(z->zone && !zref_in_nodemask(z, nodes)))
z++;
- *zone = zonelist_zone(z);
return z;
}