From: zhong jiang <zhongjiang@xxxxxxxxxx>
when walking the zone, we can happens to the holes. we should not
align MAX_ORDER_NR_PAGES, so it can skip the normal memory.
In addition, pagetypeinfo_showmixedcount_print reflect fragmentization.
therefore, I decide to fix it.
Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
---
mm/vmstat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/vmstat.c b/mm/vmstat.c
index cb2a67b..3508f74 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1033,7 +1033,7 @@ static void pagetypeinfo_showmixedcount_print(struct seq_file *m,
*/
for (; pfn < end_pfn; ) {
if (!pfn_valid(pfn)) {
- pfn = ALIGN(pfn + 1, MAX_ORDER_NR_PAGES);
+ pfn = ALIGN(pfn + 1, pageblock_nr_pages);
continue;
}
--
1.8.3.1
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