linux-kernel - [PATCH v2 18/20] mm/zsmalloc: introduce __zpdesc_clear

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20240703040613.681396-19-alexs@kernel.org>
Date: Wed,  3 Jul 2024 12:06:08 +0800
From: alexs@...nel.org
To: Vitaly Wool <vitaly.wool@...sulko.com>,
	Miaohe Lin <linmiaohe@...wei.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	minchan@...nel.org,
	willy@...radead.org,
	senozhatsky@...omium.org,
	david@...hat.com,
	42.hyeyoo@...il.com,
	Yosry Ahmed <yosryahmed@...gle.com>,
	nphamcs@...il.com
Cc: Alex Shi <alexs@...nel.org>
Subject: [PATCH v2 18/20] mm/zsmalloc: introduce __zpdesc_clear_movable

From: Alex Shi <alexs@...nel.org>

Add a helper __zpdesc_clear_movable() for __ClearPageMovable(), and use it
in callers to make code clear.

Signed-off-by: Alex Shi <alexs@...nel.org>
---
 mm/zpdesc.h   | 5 +++++
 mm/zsmalloc.c | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/mm/zpdesc.h b/mm/zpdesc.h
index 296cb1ff944b..4780d7015267 100644
--- a/mm/zpdesc.h
+++ b/mm/zpdesc.h
@@ -111,6 +111,11 @@ static inline void __zpdesc_set_movable(struct zpdesc *zpdesc,
 	__SetPageMovable(zpdesc_page(zpdesc), mops);
 }
 
+static inline void __zpdesc_clear_movable(struct zpdesc *zpdesc)
+{
+	__ClearPageMovable(zpdesc_page(zpdesc));
+}
+
 static inline bool zpdesc_is_isolated(struct zpdesc *zpdesc)
 {
 	return PageIsolated(zpdesc_page(zpdesc));
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 0493f953fcb5..08ab22f0ab7f 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -846,7 +846,7 @@ static void reset_zpdesc(struct zpdesc *zpdesc)
 {
 	struct page *page = zpdesc_page(zpdesc);
 
-	__ClearPageMovable(page);
+	__zpdesc_clear_movable(zpdesc);
 	ClearPagePrivate(page);
 	zpdesc->zspage = NULL;
 	zpdesc->next = NULL;
-- 
2.43.0