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-rw-r--r--mm/page_owner.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/mm/page_owner.c b/mm/page_owner.c
index f51a57e92aa3..62402d22539b 100644
--- a/mm/page_owner.c
+++ b/mm/page_owner.c
@@ -276,9 +276,6 @@ void pagetypeinfo_showmixedcount_print(struct seq_file *m,
pageblock_mt = get_pageblock_migratetype(page);
for (; pfn < block_end_pfn; pfn++) {
- if (!pfn_valid_within(pfn))
- continue;
-
/* The pageblock is online, no need to recheck. */
page = pfn_to_page(pfn);
@@ -479,10 +476,6 @@ read_page_owner(struct file *file, char __user *buf, size_t count, loff_t *ppos)
continue;
}
- /* Check for holes within a MAX_ORDER area */
- if (!pfn_valid_within(pfn))
- continue;
-
page = pfn_to_page(pfn);
if (PageBuddy(page)) {
unsigned long freepage_order = buddy_order_unsafe(page);
@@ -560,14 +553,9 @@ static void init_pages_in_zone(pg_data_t *pgdat, struct zone *zone)
block_end_pfn = min(block_end_pfn, end_pfn);
for (; pfn < block_end_pfn; pfn++) {
- struct page *page;
+ struct page *page = pfn_to_page(pfn);
struct page_ext *page_ext;
- if (!pfn_valid_within(pfn))
- continue;
-
- page = pfn_to_page(pfn);
-
if (page_zone(page) != zone)
continue;