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From: sh <>
Subject: [PATCH] mm/page_reporting: use list_entry_is_head() in page_reporting_cycle()
Date: Wed, 23 Dec 2020 02:27:35 +0800
Message-ID: <20201222182735.GA1257912@ubuntu-A520I-AC> (raw)

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

Signed-off-by: sh <>
 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);

             reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-22 18:27 sh [this message]
2020-12-29  9:16 ` David Hildenbrand

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