linux-kernel - [PATCH 4/4] mm/vmscan: remove ignore_references argument of reclaim_folio

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Message-Id: <20240429224451.67081-5-sj@kernel.org>
Date: Mon, 29 Apr 2024 15:44:51 -0700
From: SeongJae Park <sj@...nel.org>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: SeongJae Park <sj@...nel.org>,
	linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/4] mm/vmscan: remove ignore_references argument of reclaim_folio_list()

All reclaim_folio_list() callers are passing 'true' for
'ignore_references' parameter.  In other words, the parameter is not
really being used.  Simplify the code by removing the parameter.

Signed-off-by: SeongJae Park <sj@...nel.org>
---
 mm/vmscan.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index fc9dd9a24739..6981a71c8ef0 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2126,8 +2126,7 @@ static void shrink_active_list(unsigned long nr_to_scan,
 }
 
 static unsigned int reclaim_folio_list(struct list_head *folio_list,
-				      struct pglist_data *pgdat,
-				      bool ignore_references)
+				      struct pglist_data *pgdat)
 {
 	struct reclaim_stat dummy_stat;
 	unsigned int nr_reclaimed;
@@ -2140,7 +2139,7 @@ static unsigned int reclaim_folio_list(struct list_head *folio_list,
 		.no_demotion = 1,
 	};
 
-	nr_reclaimed = shrink_folio_list(folio_list, pgdat, &sc, &dummy_stat, ignore_references);
+	nr_reclaimed = shrink_folio_list(folio_list, pgdat, &sc, &dummy_stat, true);
 	while (!list_empty(folio_list)) {
 		folio = lru_to_folio(folio_list);
 		list_del(&folio->lru);
@@ -2172,12 +2171,11 @@ unsigned long reclaim_pages(struct list_head *folio_list)
 			continue;
 		}
 
-		nr_reclaimed += reclaim_folio_list(&node_folio_list, NODE_DATA(nid),
-						   true);
+		nr_reclaimed += reclaim_folio_list(&node_folio_list, NODE_DATA(nid));
 		nid = folio_nid(lru_to_folio(folio_list));
 	} while (!list_empty(folio_list));
 
-	nr_reclaimed += reclaim_folio_list(&node_folio_list, NODE_DATA(nid), true);
+	nr_reclaimed += reclaim_folio_list(&node_folio_list, NODE_DATA(nid));
 
 	memalloc_noreclaim_restore(noreclaim_flag);
 
-- 
2.39.2