mm/page_alloc: use folio_mapped() in __alloc_contig_migrate_range()

[linux-block.git] / mm / page_alloc.c

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index dd4265c760ff64fa712fc15766d502db85bce2b3..45fccbcda763d3a70cfa5ef9c183a931b87910df 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -6347,8 +6347,12 @@ int __alloc_contig_migrate_range(struct compact_control *cc,
 
                if (trace_mm_alloc_contig_migrate_range_info_enabled()) {
                        total_reclaimed += nr_reclaimed;
-                       list_for_each_entry(page, &cc->migratepages, lru)
-                               total_mapped += page_mapcount(page);
+                       list_for_each_entry(page, &cc->migratepages, lru) {
+                               struct folio *folio = page_folio(page);
+
+                               total_mapped += folio_mapped(folio) *
+                                               folio_nr_pages(folio);
+                       }
                }
 
                ret = migrate_pages(&cc->migratepages, alloc_migration_target,