linux-kernel - [PATCH] mm: remove partial comments of kswapd_shrink

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Date: Tue, 25 Jun 2024 20:15:47 +0800
From: "yongfa.hu" <hushange@....com>
To: akpm@...ux-foundation.org
Cc: linux-mm@...ck.org,
	linux-kernel@...r.kernel.org,
	hushange@....com
Subject: [PATCH] mm: remove partial comments of kswapd_shrink_node head

when function kswapd_shrink_node return, it will not check the condition
mentioned in the removed comments: "if the lack of progress was
due to pages under writeback", so remove it.

Signed-off-by: yongfa.hu <hushange@....com>
---
 mm/vmscan.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/vmscan.c b/mm/vmscan.c
index 900bad16e..a2369a3b1 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -6747,8 +6747,7 @@ static bool prepare_kswapd_sleep(pg_data_t *pgdat, int order,
  * zone that is currently unbalanced.
  *
  * Returns true if kswapd scanned at least the requested number of pages to
- * reclaim or if the lack of progress was due to pages under writeback.
- * This is used to determine if the scanning priority needs to be raised.
+ * reclaim. This is used to determine if the scanning priority needs to be raised.
  */
 static bool kswapd_shrink_node(pg_data_t *pgdat,
 			       struct scan_control *sc)
-- 
2.17.1