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linux-next/mm/mmzone.c
Adrian Bunk b0d85c5c30 [PATCH] mm/mmzone.c: EXPORT_UNUSED_SYMBOL
This patch marks three unused exports as EXPORT_UNUSED_SYMBOL.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-07-10 13:24:17 -07:00

50 lines
925 B
C

/*
* linux/mm/mmzone.c
*
* management codes for pgdats and zones.
*/
#include <linux/stddef.h>
#include <linux/mmzone.h>
#include <linux/module.h>
struct pglist_data *first_online_pgdat(void)
{
return NODE_DATA(first_online_node);
}
EXPORT_UNUSED_SYMBOL(first_online_pgdat); /* June 2006 */
struct pglist_data *next_online_pgdat(struct pglist_data *pgdat)
{
int nid = next_online_node(pgdat->node_id);
if (nid == MAX_NUMNODES)
return NULL;
return NODE_DATA(nid);
}
EXPORT_UNUSED_SYMBOL(next_online_pgdat); /* June 2006 */
/*
* next_zone - helper magic for for_each_zone()
*/
struct zone *next_zone(struct zone *zone)
{
pg_data_t *pgdat = zone->zone_pgdat;
if (zone < pgdat->node_zones + MAX_NR_ZONES - 1)
zone++;
else {
pgdat = next_online_pgdat(pgdat);
if (pgdat)
zone = pgdat->node_zones;
else
zone = NULL;
}
return zone;
}
EXPORT_UNUSED_SYMBOL(next_zone); /* June 2006 */