This function is identically defined in all three allocators
and it's trivial to move it to slab.h
Since now it's static, inline, header-defined function
this patch also drops the EXPORT_SYMBOL tag.
Cc: Christoph Lameter <c...@linux-foundation.org>
Cc: Pekka Enberg <penb...@kernel.org>
Cc: Matt Mackall <m...@selenic.com>
Signed-off-by: Ezequiel Garcia <elezegar...@gmail.com>
---
Changes from v1:
* Declare kmem_cache_size() static inline
include/linux/slab.h | 9 ++++++++-
mm/slab.c | 6 ------
mm/slob.c | 6 ------
mm/slub.c | 9 ---------
4 files changed, 8 insertions(+), 22 deletions(-)
diff --git a/include/linux/slab.h b/include/linux/slab.h
index 83d1a14..743a104 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -128,7 +128,6 @@ struct kmem_cache *kmem_cache_create(const char *, size_t,
size_t,
void kmem_cache_destroy(struct kmem_cache *);
int kmem_cache_shrink(struct kmem_cache *);
void kmem_cache_free(struct kmem_cache *, void *);
-unsigned int kmem_cache_size(struct kmem_cache *);
/*
* Please use this macro to create slab caches. Simply specify the
@@ -388,6 +387,14 @@ static inline void *kzalloc_node(size_t size, gfp_t flags,
int node)
return kmalloc_node(size, flags | __GFP_ZERO, node);
}
+/*
+ * Determine the size of a slab object
+ */
+static inline unsigned int kmem_cache_size(struct kmem_cache *s)
+{
+ return s->object_size;
+}
+
void __init kmem_cache_init_late(void);
#endif /* _LINUX_SLAB_H */
diff --git a/mm/slab.c b/mm/slab.c
index 87c55b0..92a3fec 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3969,12 +3969,6 @@ void kfree(const void *objp)
}
EXPORT_SYMBOL(kfree);
-unsigned int kmem_cache_size(struct kmem_cache *cachep)
-{
- return cachep->object_size;
-}
-EXPORT_SYMBOL(kmem_cache_size);
-
/*
* This initializes kmem_list3 or resizes various caches for all nodes.
*/
diff --git a/mm/slob.c b/mm/slob.c
index 287a88a..fffbc82 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -604,12 +604,6 @@ void kmem_cache_free(struct kmem_cache *c, void *b)
}
EXPORT_SYMBOL(kmem_cache_free);
-unsigned int kmem_cache_size(struct kmem_cache *c)
-{
- return c->object_size;
-}
-EXPORT_SYMBOL(kmem_cache_size);
-
int __kmem_cache_shutdown(struct kmem_cache *c)
{
/* No way to check for remaining objects */
diff --git a/mm/slub.c b/mm/slub.c
index a0d6984..1f826b0 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3127,15 +3127,6 @@ error:
return -EINVAL;
}
-/*
- * Determine the size of a slab object
- */
-unsigned int kmem_cache_size(struct kmem_cache *s)
-{
- return s->object_size;
-}
-EXPORT_SYMBOL(kmem_cache_size);
-
static void list_slab_objects(struct kmem_cache *s, struct page *page,
const char *text)
{
--
1.7.8.6
--
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