[PATCH v2 4/7] mm: huge_memory: use more folio api in __split_huge_page_tail()

From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: <linux-kernel@vger.kernel.org>, <linux-mm@kvack.org>,
	Matthew Wilcox <willy@infradead.org>,
	David Hildenbrand <david@redhat.com>,
	Gregory Price <gregory.price@memverge.com>,
	Kefeng Wang <wangkefeng.wang@huawei.com>
Subject: [PATCH v2 4/7] mm: huge_memory: use more folio api in __split_huge_page_tail()
Date: Fri, 10 Nov 2023 11:33:21 +0800	[thread overview]
Message-ID: <20231110033324.2455523-5-wangkefeng.wang@huawei.com> (raw)
In-Reply-To: <20231110033324.2455523-1-wangkefeng.wang@huawei.com>

Use more folio APIs to save six compound_head() calls in
__split_huge_page_tail().

Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
 mm/huge_memory.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 3f74a063f7d1..2b03c55ea425 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2509,13 +2509,13 @@ static void __split_huge_page_tail(struct folio *folio, int tail,
 	clear_compound_head(page_tail);
 
 	/* Finally unfreeze refcount. Additional reference from page cache. */
-	page_ref_unfreeze(page_tail, 1 + (!PageAnon(head) ||
-					  PageSwapCache(head)));
+	page_ref_unfreeze(page_tail, 1 + (!folio_test_anon(folio) ||
+					  folio_test_swapcache(folio)));
 
-	if (page_is_young(head))
-		set_page_young(page_tail);
-	if (page_is_idle(head))
-		set_page_idle(page_tail);
+	if (folio_test_young(folio))
+		folio_set_young(new_folio);
+	if (folio_test_idle(folio))
+		folio_set_idle(new_folio);
 
 	folio_xchg_last_cpupid(new_folio, folio_last_cpupid(folio));
 
-- 
2.27.0

