diff mbox series

[051/118] mm/zsmalloc.c: use page_private() to access page->private

Message ID 20210226011834.J5GGxvqIY%akpm@linux-foundation.org (mailing list archive)
State New
Headers show
Series [001/118] mm: make pagecache tagged lookups return only head pages | expand

Commit Message

Andrew Morton Feb. 26, 2021, 1:18 a.m. UTC
From: Miaohe Lin <linmiaohe@huawei.com>
Subject: mm/zsmalloc.c: use page_private() to access page->private

It's recommended to use helper macro page_private() to access the private
field of page.  Use such helper to eliminate direct access.

Link: https://lkml.kernel.org/r/20210203091857.20017-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

 mm/zsmalloc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series


--- a/mm/zsmalloc.c~mm-zsmallocc-use-page_private-to-access-page-private
+++ a/mm/zsmalloc.c
@@ -816,7 +816,7 @@  static int get_pages_per_zspage(int clas
 static struct zspage *get_zspage(struct page *page)
-	struct zspage *zspage = (struct zspage *)page->private;
+	struct zspage *zspage = (struct zspage *)page_private(page);
 	BUG_ON(zspage->magic != ZSPAGE_MAGIC);
 	return zspage;