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-rw-r--r--mm/huge_memory.c7
-rw-r--r--mm/page_alloc.c2
2 files changed, 3 insertions, 6 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index ac5591d8622c..ba8fdc0b6e7f 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -483,11 +483,8 @@ pmd_t maybe_pmd_mkwrite(pmd_t pmd, struct vm_area_struct *vma)
static inline struct list_head *page_deferred_list(struct page *page)
{
- /*
- * ->lru in the tail pages is occupied by compound_head.
- * Let's use ->mapping + ->index in the second tail page as list_head.
- */
- return (struct list_head *)&page[2].mapping;
+ /* ->lru in the tail pages is occupied by compound_head. */
+ return &page[2].deferred_list;
}
void prep_transhuge_page(struct page *page)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 5afdf495c374..628fd3e24731 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -952,7 +952,7 @@ static int free_tail_pages_check(struct page *head_page, struct page *page)
case 2:
/*
* the second tail page: ->mapping is
- * page_deferred_list().next -- ignore value.
+ * deferred_list.next -- ignore value.
*/
break;
default: