linux-kernel - [PATCH 7/8] mm/memory-failure.c: remove obsolete comment in __soft_offline

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Date:   Thu, 10 Feb 2022 22:17:32 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>, <naoya.horiguchi@....com>
CC:     <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <linmiaohe@...wei.com>
Subject: [PATCH 7/8] mm/memory-failure.c: remove obsolete comment in __soft_offline_page

Since commit add05cecef80 ("mm: soft-offline: don't free target page in
successful page migration"), set_migratetype_isolate logic is removed.
Remove this obsolete comment.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 mm/memory-failure.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 78aba0b3e983..3d0803a13703 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -2161,10 +2161,6 @@ static int __soft_offline_page(struct page *page)
 		ret = invalidate_inode_page(page);
 	unlock_page(page);
 
-	/*
-	 * RED-PEN would be better to keep it isolated here, but we
-	 * would need to fix isolation locking first.
-	 */
 	if (ret) {
 		pr_info("soft_offline: %#lx: invalidated\n", pfn);
 		page_handle_poison(page, false, true);
-- 
2.23.0