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authorChristoph Lameter <clameter@sgi.com>2007-02-10 01:43:02 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-11 10:51:17 -0800
commitd23ad42324cc4378132e51f2fc5c9ba6cbe75182 (patch)
tree6844416befb3988e432e8f422f3a369e2f760d39 /kernel
parentc878538598d1e7ab41ecc0de8894e34e2fdef630 (diff)
downloadlinux-d23ad42324cc4378132e51f2fc5c9ba6cbe75182.tar.bz2
[PATCH] Use ZVC for free_pages
This is again simplifies some of the VM counter calculations through the use of the ZVC consolidated counters. [michal.k.k.piotrowski@gmail.com: build fix] Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Michal Piotrowski <michal.k.k.piotrowski@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/power/snapshot.c4
-rw-r--r--kernel/power/swsusp.c5
2 files changed, 5 insertions, 4 deletions
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index c024606221c4..fc53ad068128 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -591,7 +591,7 @@ static unsigned int count_free_highmem_pages(void)
for_each_zone(zone)
if (populated_zone(zone) && is_highmem(zone))
- cnt += zone->free_pages;
+ cnt += zone_page_state(zone, NR_FREE_PAGES);
return cnt;
}
@@ -869,7 +869,7 @@ static int enough_free_mem(unsigned int nr_pages, unsigned int nr_highmem)
for_each_zone(zone) {
meta += snapshot_additional_pages(zone);
if (!is_highmem(zone))
- free += zone->free_pages;
+ free += zone_page_state(zone, NR_FREE_PAGES);
}
nr_pages += count_pages_for_highmem(nr_highmem);
diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index 31aa0390c777..7fb834397a0d 100644
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -230,9 +230,10 @@ int swsusp_shrink_memory(void)
for_each_zone (zone)
if (populated_zone(zone)) {
if (is_highmem(zone)) {
- highmem_size -= zone->free_pages;
+ highmem_size -=
+ zone_page_state(zone, NR_FREE_PAGES);
} else {
- tmp -= zone->free_pages;
+ tmp -= zone_page_state(zone, NR_FREE_PAGES);
tmp += zone->lowmem_reserve[ZONE_NORMAL];
tmp += snapshot_additional_pages(zone);
}