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mm/page_io: use a folio in __end_swap_bio_read()

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Saves one implicit call to compound_head().

Link: https://lkml.kernel.org/r/20230721034451.16412-6-zhangpeng362@huawei.com
Signed-off-by: ZhangPeng <zhangpeng362@huawei.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Nanyong Sun <sunnanyong@huawei.com>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
ZhangPeng
2023-07-21 11:44:46 +08:00
committed by Andrew Morton
parent a3ed1e9b63
commit bc74b53f29
1 changed files with 3 additions and 3 deletions
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6
mm/page_io.c
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@@ -57,16 +57,16 @@ static void end_swap_bio_write(struct bio *bio)
static void __end_swap_bio_read(struct bio *bio) static void __end_swap_bio_read(struct bio *bio)
{ {
struct page *page = bio_first_page_all(bio); struct folio *folio = bio_first_folio_all(bio);
if (bio->bi_status) { if (bio->bi_status) {
pr_alert_ratelimited("Read-error on swap-device (%u:%u:%llu)\n", pr_alert_ratelimited("Read-error on swap-device (%u:%u:%llu)\n",
MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)),
(unsigned long long)bio->bi_iter.bi_sector); (unsigned long long)bio->bi_iter.bi_sector);
} else { } else {
SetPageUptodate(page); folio_mark_uptodate(folio);
} }
unlock_page(page); folio_unlock(folio);
} }
static void end_swap_bio_read(struct bio *bio) static void end_swap_bio_read(struct bio *bio)