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slab: Use page struct fields instead of casting
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
slab.c
diff --git
a/mm/slab.c
b/mm/slab.c
index
e901a36
..
af05147
100644
(file)
--- a/
mm/slab.c
+++ b/
mm/slab.c
@@
-496,25
+496,25
@@
static bool slab_max_order_set __initdata;
*/
static inline void page_set_cache(struct page *page, struct kmem_cache *cache)
{
*/
static inline void page_set_cache(struct page *page, struct kmem_cache *cache)
{
- page->
lru.next = (struct list_head *)
cache;
+ page->
slab_cache =
cache;
}
static inline struct kmem_cache *page_get_cache(struct page *page)
{
page = compound_head(page);
BUG_ON(!PageSlab(page));
}
static inline struct kmem_cache *page_get_cache(struct page *page)
{
page = compound_head(page);
BUG_ON(!PageSlab(page));
- return
(struct kmem_cache *)page->lru.next
;
+ return
page->slab_cache
;
}
static inline void page_set_slab(struct page *page, struct slab *slab)
{
}
static inline void page_set_slab(struct page *page, struct slab *slab)
{
- page->
lru.prev = (struct list_head *)
slab;
+ page->
slab_page =
slab;
}
static inline struct slab *page_get_slab(struct page *page)
{
BUG_ON(!PageSlab(page));
}
static inline struct slab *page_get_slab(struct page *page)
{
BUG_ON(!PageSlab(page));
- return
(struct slab *)page->lru.prev
;
+ return
page->slab_page
;
}
static inline struct kmem_cache *virt_to_cache(const void *obj)
}
static inline struct kmem_cache *virt_to_cache(const void *obj)