mm: compaction: use the correct type of list for free pages

Use the page->buddy_list instead of page->lru to clarify the correct type of list for free pages. Link: https://lkml.kernel.org/r/b21cd8e2e32b9a1d9bc9e43ebf8acaf35e87f8df.1688715750.git.baolin.wang@linux.alibaba.com Signed-off-by: Baolin Wang <[email protected]> Acked-by: David Hildenbrand <[email protected]> Cc: Huang, Ying <[email protected]> Cc: Mel Gorman <[email protected]> Cc: Vlastimil Babka <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
kawasaki · Aug 18, 2023 · 94ec200 · 94ec200
1 parent 809ef83
commit 94ec200
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/mm/compaction.c b/mm/compaction.c
@@ -1500,7 +1500,7 @@ static void fast_isolate_freepages(struct compact_control *cc)
 
 		spin_lock_irqsave(&cc->zone->lock, flags);
 		freelist = &area->free_list[MIGRATE_MOVABLE];
-		list_for_each_entry_reverse(freepage, freelist, lru) {
+		list_for_each_entry_reverse(freepage, freelist, buddy_list) {
 			unsigned long pfn;
 
 			order_scanned++;
@@ -1883,7 +1883,7 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc)
 
 		spin_lock_irqsave(&cc->zone->lock, flags);
 		freelist = &area->free_list[MIGRATE_MOVABLE];
-		list_for_each_entry(freepage, freelist, lru) {
+		list_for_each_entry(freepage, freelist, buddy_list) {
 			unsigned long free_pfn;
 
 			if (nr_scanned++ >= limit) {