diff mbox series

[v2,4/5] mm/page_alloc.c: use helper function zone_spans_pfn()

Message ID 20210902121242.41607-5-linmiaohe@huawei.com (mailing list archive)
State New
Headers show
Series Cleanups and fixup for page_alloc | expand

Commit Message

Miaohe Lin Sept. 2, 2021, 12:12 p.m. UTC 
Use helper function zone_spans_pfn() to check whether pfn is within a
zone to simplify the code slightly.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: Mel Gorman <mgorman@techsingularity.net>
Reviewed-by: David Hildenbrand <david@redhat.com>
---
 mm/page_alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index f7fcbac2d091..9c09dcb24149 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1581,7 +1581,7 @@  static void __meminit init_reserved_page(unsigned long pfn)
 	for (zid = 0; zid < MAX_NR_ZONES; zid++) {
 		struct zone *zone = &pgdat->node_zones[zid];
 
-		if (pfn >= zone->zone_start_pfn && pfn < zone_end_pfn(zone))
+		if (zone_spans_pfn(zone, pfn))
 			break;
 	}
 	__init_single_page(pfn_to_page(pfn), pfn, zid, nid);