[PATCH 2/6] mm/page_io: use a folio in sio_read_complete()

[Peng Zhang <zhangpeng362@xxxxxxxxxx>]

From: ZhangPeng <zhangpeng362@xxxxxxxxxx>

Saves three implicit call to compound_head().

Signed-off-by: ZhangPeng <zhangpeng362@xxxxxxxxxx>
---
 mm/page_io.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/mm/page_io.c b/mm/page_io.c
index ebf431e5f538..438d0c7c2194 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -406,19 +406,19 @@ static void sio_read_complete(struct kiocb *iocb, long ret)
 
 	if (ret == sio->len) {
 		for (p = 0; p < sio->pages; p++) {
-			struct page *page = sio->bvec[p].bv_page;
+			struct folio *folio = page_folio(sio->bvec[p].bv_page);
 
-			SetPageUptodate(page);
-			unlock_page(page);
+			folio_mark_uptodate(folio);
+			folio_unlock(folio);
 		}
 		count_vm_events(PSWPIN, sio->pages);
 	} else {
 		for (p = 0; p < sio->pages; p++) {
-			struct page *page = sio->bvec[p].bv_page;
+			struct folio *folio = page_folio(sio->bvec[p].bv_page);
 
-			SetPageError(page);
-			ClearPageUptodate(page);
-			unlock_page(page);
+			folio_set_error(folio);
+			folio_clear_uptodate(folio);
+			folio_unlock(folio);
 		}
 		pr_alert_ratelimited("Read-error on swap-device\n");
 	}
-- 
2.25.1