[PATCH] mm/page_reporting: use list_entry_is_head() in page_reporting_cycle()

From: sh
Date: Tue Dec 22 2020 - 14:16:56 EST


replace '&next->lru != list' with list_entry_is_head().
No functional change.

Signed-off-by: sh <sh_def@xxxxxxx>
---
mm/page_reporting.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/page_reporting.c b/mm/page_reporting.c
index cd8e13d41df4..c50d93ffa252 100644
--- a/mm/page_reporting.c
+++ b/mm/page_reporting.c
@@ -211,7 +211,7 @@ page_reporting_cycle(struct page_reporting_dev_info *prdev, struct zone *zone,
}

/* Rotate any leftover pages to the head of the freelist */
- if (&next->lru != list && !list_is_first(&next->lru, list))
+ if (!list_entry_is_head(next, list, lru) && !list_is_first(&next->lru, list))
list_rotate_to_front(&next->lru, list);

spin_unlock_irq(&zone->lock);
--
2.25.1