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-rw-r--r--mm/slab.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/slab.h b/mm/slab.h
index dd3f72fddff6..1408ada9ff72 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -574,13 +574,13 @@ static inline void memcg_slab_free_hook(struct kmem_cache *s,
static inline struct kmem_cache *virt_to_cache(const void *obj)
{
- struct page *page;
+ struct slab *slab;
- page = virt_to_head_page(obj);
- if (WARN_ONCE(!PageSlab(page), "%s: Object is not a Slab page!\n",
+ slab = virt_to_slab(obj);
+ if (WARN_ONCE(!slab, "%s: Object is not a Slab page!\n",
__func__))
return NULL;
- return page->slab_cache;
+ return slab->slab_cache;
}
static __always_inline void account_slab(struct slab *slab, int order,