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mm: introduce for_each_populated_zone() macro
[safe/jmp/linux-2.6]
/
kernel
/
power
/
snapshot.c
diff --git
a/kernel/power/snapshot.c
b/kernel/power/snapshot.c
index
f5fc2d7
..
33e2e4a
100644
(file)
--- a/
kernel/power/snapshot.c
+++ b/
kernel/power/snapshot.c
@@
-321,13
+321,10
@@
static int create_mem_extents(struct list_head *list, gfp_t gfp_mask)
INIT_LIST_HEAD(list);
INIT_LIST_HEAD(list);
- for_each_zone(zone) {
+ for_each_
populated_
zone(zone) {
unsigned long zone_start, zone_end;
struct mem_extent *ext, *cur, *aux;
unsigned long zone_start, zone_end;
struct mem_extent *ext, *cur, *aux;
- if (!populated_zone(zone))
- continue;
-
zone_start = zone->zone_start_pfn;
zone_end = zone->zone_start_pfn + zone->spanned_pages;
zone_start = zone->zone_start_pfn;
zone_end = zone->zone_start_pfn + zone->spanned_pages;
@@
-804,8
+801,8
@@
static unsigned int count_free_highmem_pages(void)
struct zone *zone;
unsigned int cnt = 0;
struct zone *zone;
unsigned int cnt = 0;
- for_each_zone(zone)
- if (
populated_zone(zone) &&
is_highmem(zone))
+ for_each_
populated_
zone(zone)
+ if (is_highmem(zone))
cnt += zone_page_state(zone, NR_FREE_PAGES);
return cnt;
cnt += zone_page_state(zone, NR_FREE_PAGES);
return cnt;