linux-kernel - [PATCH v2 1/8] mm: memory-failure: remove unneeded PageHuge() check

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Message-ID: <20230711055016.2286677-2-linmiaohe@huawei.com>
Date:   Tue, 11 Jul 2023 13:50:09 +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 v2 1/8] mm: memory-failure: remove unneeded PageHuge() check

PageHuge() check in me_huge_page() is just for potential problems. Remove
it as it's actually dead code and won't catch anything.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 mm/memory-failure.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 64d7d34c177a..913fcf02ad38 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1187,9 +1187,6 @@ static int me_huge_page(struct page_state *ps, struct page *p)
 	struct address_space *mapping;
 	bool extra_pins = false;
 
-	if (!PageHuge(hpage))
-		return MF_DELAYED;
-
 	mapping = page_mapping(hpage);
 	if (mapping) {
 		res = truncate_error_page(hpage, page_to_pfn(p), mapping);
-- 
2.33.0