Commit 21333b2b66b8 ("ksm: no debug in page_dup_rmap()") has reverted
page_dup_rmap() to an inline atomic_inc of mapcount. So page_dup_rmap()
does not call __page_check_anon_rmap() anymore.
Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx>
---
mm/rmap.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/mm/rmap.c b/mm/rmap.c
index 46fdbf541b8e..c3f6e060d73f 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1086,8 +1086,7 @@ static void __page_check_anon_rmap(struct page *page,
* be set up correctly at this point.
*
* We have exclusion against page_add_anon_rmap because the caller
- * always holds the page locked, except if called from page_dup_rmap,
- * in which case the page is already known to be setup.
+ * always holds the page locked.
*
* We have exclusion against page_add_new_anon_rmap because those pages
* are initially only visible via the pagetables, and the pte is locked
--
2.19.1
