* [PATCH] mm/zsmalloc.c: use page_private() to access page->private
@ 2021-02-03 9:18 Miaohe Lin
0 siblings, 0 replies; only message in thread
From: Miaohe Lin @ 2021-02-03 9:18 UTC (permalink / raw)
To: akpm, minchan, ngupta, sergey.senozhatsky.work
Cc: linux-mm, linux-kernel, linmiaohe
It's recommended to use helper macro page_private() to access the private
field of page. Use such helper to eliminate direct access.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
---
mm/zsmalloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index cf0ed0e4e911..6678951ac83d 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -816,7 +816,7 @@ static int get_pages_per_zspage(int class_size)
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;
--
2.19.1
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