summaryrefslogtreecommitdiff
path: root/mm/page_isolation.c
diff options
context:
space:
mode:
Diffstat (limited to 'mm/page_isolation.c')
-rw-r--r--mm/page_isolation.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/mm/page_isolation.c b/mm/page_isolation.c
index fff55bb830f9..a95c2c6562d0 100644
--- a/mm/page_isolation.c
+++ b/mm/page_isolation.c
@@ -93,8 +93,7 @@ static void unset_migratetype_isolate(struct page *page, unsigned migratetype)
buddy_pfn = __find_buddy_pfn(pfn, order);
buddy = page + (buddy_pfn - pfn);
- if (pfn_valid_within(buddy_pfn) &&
- !is_migrate_isolate_page(buddy)) {
+ if (!is_migrate_isolate_page(buddy)) {
__isolate_free_page(page, order);
isolated_page = true;
}
@@ -250,10 +249,6 @@ __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn,
struct page *page;
while (pfn < end_pfn) {
- if (!pfn_valid_within(pfn)) {
- pfn++;
- continue;
- }
page = pfn_to_page(pfn);
if (PageBuddy(page))
/*