From: Miaohe Lin <linmiaohe@huawei.com>
Date: Mon, 4 Jul 2022 13:21:59 +0000 (+0800)
Subject: mm/huge_memory: correct comment of prep_transhuge_page
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d764afedfb04e4eaf04b175c5ac54ffa4a423070;p=linux.git

mm/huge_memory: correct comment of prep_transhuge_page

We use page->mapping and page->index, instead of page->indexlru in second
tail page as list_head. Correct it.

Link: https://lkml.kernel.org/r/20220704132201.14611-15-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Yang Shi <shy828301@gmail.com>
Cc: Zach O'Keefe <zokeefe@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index b6d915f24909a..f3f3e4b5a3ab3 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -581,7 +581,7 @@ static inline struct deferred_split *get_deferred_split_queue(struct page *page)
 void prep_transhuge_page(struct page *page)
 {
 	/*
-	 * we use page->mapping and page->indexlru in second tail page
+	 * we use page->mapping and page->index in second tail page
 	 * as list_head: assuming THP order >= 2
 	 */