[Suspend2][ 2/7] [Suspend2] Return number of zones used.

[Nigel Cunningham <nigel@suspend2.net>]

Get the number of zones used. Used when relocating the pageflags (below).

Signed-off-by: Nigel Cunningham <nigel@suspend2.net>

 kernel/power/pageflags.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/kernel/power/pageflags.c b/kernel/power/pageflags.c
index 81f0825..3781fc8 100644
--- a/kernel/power/pageflags.c
+++ b/kernel/power/pageflags.c
@@ -26,3 +26,14 @@ dyn_pageflags_t pageset1_copy_map;
 dyn_pageflags_t pageset2_map;
 dyn_pageflags_t in_use_map;
 
+static int num_zones(void)
+{
+	int result = 0;
+	struct zone *zone;
+
+	for_each_zone(zone)
+		result++;
+
+	return result;
+}
+

--
Nigel Cunningham		nigel at suspend2 dot net
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