From 0995d7e568141226f10f8216aa4965e06ab5db8a Mon Sep 17 00:00:00 2001
From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Date: Thu, 29 Apr 2021 10:27:16 -0400
Subject: mm/workingset: Convert workingset_refault() to take a folio

This nets us 178 bytes of savings from removing calls to compound_head.
The three callers all grow a little, but each of them will be converted
to use folios soon, so that's fine.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Howells <dhowells@redhat.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
---
 mm/swap.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'mm/swap.c')

diff --git a/mm/swap.c b/mm/swap.c
index b95fd6d05768..5c1674c98f82 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -293,11 +293,10 @@ void lru_note_cost(struct lruvec *lruvec, bool file, unsigned int nr_pages)
 	} while ((lruvec = parent_lruvec(lruvec)));
 }
 
-void lru_note_cost_page(struct page *page)
+void lru_note_cost_folio(struct folio *folio)
 {
-	struct folio *folio = page_folio(page);
-	lru_note_cost(folio_lruvec(folio),
-		      page_is_file_lru(page), thp_nr_pages(page));
+	lru_note_cost(folio_lruvec(folio), folio_is_file_lru(folio),
+			folio_nr_pages(folio));
 }
 
 static void __folio_activate(struct folio *folio, struct lruvec *lruvec)
-- 
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