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-rw-r--r--mm/z3fold.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/mm/z3fold.c b/mm/z3fold.c
index dfcd69d08c1e..304f2883cdb9 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -101,6 +101,7 @@ struct z3fold_buddy_slots {
  * @refcount:		reference count for the z3fold page
  * @work:		work_struct for page layout optimization
  * @slots:		pointer to the structure holding buddy slots
+ * @pool:		pointer to the containing pool
  * @cpu:		CPU which this page "belongs" to
  * @first_chunks:	the size of the first buddy in chunks, 0 if free
  * @middle_chunks:	the size of the middle buddy in chunks, 0 if free
@@ -114,6 +115,7 @@ struct z3fold_header {
 	struct kref refcount;
 	struct work_struct work;
 	struct z3fold_buddy_slots *slots;
+	struct z3fold_pool *pool;
 	short cpu;
 	unsigned short first_chunks;
 	unsigned short middle_chunks;
@@ -320,6 +322,7 @@ static struct z3fold_header *init_z3fold_page(struct page *page,
 	zhdr->start_middle = 0;
 	zhdr->cpu = -1;
 	zhdr->slots = slots;
+	zhdr->pool = pool;
 	INIT_LIST_HEAD(&zhdr->buddy);
 	INIT_WORK(&zhdr->work, compact_page_work);
 	return zhdr;
@@ -426,7 +429,7 @@ static enum buddy handle_to_buddy(unsigned long handle)
 
 static inline struct z3fold_pool *zhdr_to_pool(struct z3fold_header *zhdr)
 {
-	return slots_to_pool(zhdr->slots);
+	return zhdr->pool;
 }
 
 static void __release_z3fold_page(struct z3fold_header *zhdr, bool locked)