linux-kernel - [PATCH v3 04/10] mm/page_io: use a folio in __end_swap_bio

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Message-ID: <20230720130147.4071649-5-zhangpeng362@huawei.com>
Date:   Thu, 20 Jul 2023 21:01:41 +0800
From:   Peng Zhang <zhangpeng362@...wei.com>
To:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <willy@...radead.org>
CC:     <hch@...radead.org>, <sidhartha.kumar@...cle.com>,
        <akpm@...ux-foundation.org>, <wangkefeng.wang@...wei.com>,
        <sunnanyong@...wei.com>, ZhangPeng <zhangpeng362@...wei.com>
Subject: [PATCH v3 04/10] mm/page_io: use a folio in __end_swap_bio_write()

From: ZhangPeng <zhangpeng362@...wei.com>

Saves two implicit call to compound_head().

Signed-off-by: ZhangPeng <zhangpeng362@...wei.com>
---
 mm/page_io.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/page_io.c b/mm/page_io.c
index 5ddb5d9c5013..d9f5fa5b7281 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -29,7 +29,7 @@
 
 static void __end_swap_bio_write(struct bio *bio)
 {
-	struct page *page = bio_first_page_all(bio);
+	struct folio *folio = bio_first_folio_all(bio);
 
 	if (bio->bi_status) {
 		/*
@@ -40,13 +40,13 @@ static void __end_swap_bio_write(struct bio *bio)
 		 *
 		 * Also clear PG_reclaim to avoid folio_rotate_reclaimable()
 		 */
-		set_page_dirty(page);
+		folio_mark_dirty(folio);
 		pr_alert_ratelimited("Write-error on swap-device (%u:%u:%llu)\n",
 				     MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)),
 				     (unsigned long long)bio->bi_iter.bi_sector);
-		ClearPageReclaim(page);
+		folio_clear_reclaim(folio);
 	}
-	end_page_writeback(page);
+	folio_end_writeback(folio);
 }
 
 static void end_swap_bio_write(struct bio *bio)
-- 
2.25.1