From: hui yang <yanghui.def@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-mm@kvack.org, YangHui <yanghui.def@gmail.com>
Subject: [PATCH] mm:remove useless code
Date: Wed, 23 Dec 2020 15:13:09 +0800 [thread overview]
Message-ID: <1608707589-6067-1-git-send-email-yanghui.def@gmail.com> (raw)
From: YangHui <yanghui.def@gmail.com>
remove useless code
Signed-off-by: YangHui <yanghui.def@gmail.com>
---
mm/vmscan.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 257cba7..af1d176 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -1234,8 +1234,8 @@ static unsigned int shrink_page_list(struct list_head *page_list,
* Try to allocate it some swap space here.
* Lazyfree page could be freed directly
*/
- if (PageAnon(page) && PageSwapBacked(page)) {
- if (!PageSwapCache(page)) {
+ if (PageAnon(page) && PageSwapBacked(page) &&
+ !PageSwapCache(page)) {
if (!(sc->gfp_mask & __GFP_IO))
goto keep_locked;
if (PageTransHuge(page)) {
@@ -1270,7 +1270,6 @@ static unsigned int shrink_page_list(struct list_head *page_list,
/* Adding to swap updated mapping */
mapping = page_mapping(page);
- }
} else if (unlikely(PageTransHuge(page))) {
/* Split file THP */
if (split_huge_page_to_list(page, page_list))
--
2.7.4
next reply other threads:[~2020-12-23 7:13 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 7:13 hui yang [this message]
2020-12-23 7:32 ` Hao Lee
2020-12-23 7:43 ` Souptick Joarder
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