linux-kernel - [PATCH 08/12] mm/swap_state.c: remove the meaningless code comment

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Message-ID: <20250205092721.9395-9-bhe@redhat.com>
Date: Wed,  5 Feb 2025 17:27:17 +0800
From: Baoquan He <bhe@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: linux-mm@...ck.org,
	akpm@...ux-foundation.org,
	ryncsn@...il.com,
	chrisl@...nel.org,
	Baoquan He <bhe@...hat.com>
Subject: [PATCH 08/12] mm/swap_state.c: remove the meaningless code comment

Since commit 8d93b41c09d1 ("mm: Convert add_to_swap_cache to XArray"),
there's no returned _EEXIT, so the code comment doesn't make sense any
more.

Signed-off-by: Baoquan He <bhe@...hat.com>
---
 mm/swap_state.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/mm/swap_state.c b/mm/swap_state.c
index d7cbf5bb2450..b393cefb3be0 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -203,10 +203,6 @@ bool add_to_swap(struct folio *folio)
 	err = add_to_swap_cache(folio, entry,
 			__GFP_HIGH|__GFP_NOMEMALLOC|__GFP_NOWARN, NULL);
 	if (err)
-		/*
-		 * add_to_swap_cache() doesn't return -EEXIST, so we can safely
-		 * clear SWAP_HAS_CACHE flag.
-		 */
 		goto fail;
 	/*
 	 * Normally the folio will be dirtied in unmap because its
-- 
2.41.0