[PATCH] Remove uses of kmem_cache_t from mm/* and include/linux/slab.h

Remove all uses of kmem_cache_t (the most were left in slab.h).  The
typedef for kmem_cache_t is then only necessary for other kernel
subsystems.  Add a comment to that effect.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Christoph Lameter 2006-12-06 20:32:59 -08:00 committed by Linus Torvalds
parent b86c089b83
commit ebe29738f3

View File

@ -9,6 +9,7 @@
#if defined(__KERNEL__)
/* kmem_cache_t exists for legacy reasons and is not used by code in mm */
typedef struct kmem_cache kmem_cache_t;
#include <linux/gfp.h>
@ -57,22 +58,23 @@ typedef struct kmem_cache kmem_cache_t;
/* prototypes */
extern void __init kmem_cache_init(void);
extern kmem_cache_t *kmem_cache_create(const char *, size_t, size_t, unsigned long,
void (*)(void *, kmem_cache_t *, unsigned long),
void (*)(void *, kmem_cache_t *, unsigned long));
extern void kmem_cache_destroy(kmem_cache_t *);
extern int kmem_cache_shrink(kmem_cache_t *);
extern void *kmem_cache_alloc(kmem_cache_t *, gfp_t);
extern struct kmem_cache *kmem_cache_create(const char *, size_t, size_t,
unsigned long,
void (*)(void *, struct kmem_cache *, unsigned long),
void (*)(void *, struct kmem_cache *, unsigned long));
extern void kmem_cache_destroy(struct kmem_cache *);
extern int kmem_cache_shrink(struct kmem_cache *);
extern void *kmem_cache_alloc(struct kmem_cache *, gfp_t);
extern void *kmem_cache_zalloc(struct kmem_cache *, gfp_t);
extern void kmem_cache_free(kmem_cache_t *, void *);
extern unsigned int kmem_cache_size(kmem_cache_t *);
extern const char *kmem_cache_name(kmem_cache_t *);
extern void kmem_cache_free(struct kmem_cache *, void *);
extern unsigned int kmem_cache_size(struct kmem_cache *);
extern const char *kmem_cache_name(struct kmem_cache *);
/* Size description struct for general caches. */
struct cache_sizes {
size_t cs_size;
kmem_cache_t *cs_cachep;
kmem_cache_t *cs_dmacachep;
size_t cs_size;
struct kmem_cache *cs_cachep;
struct kmem_cache *cs_dmacachep;
};
extern struct cache_sizes malloc_sizes[];
@ -211,7 +213,7 @@ extern unsigned int ksize(const void *);
extern int slab_is_available(void);
#ifdef CONFIG_NUMA
extern void *kmem_cache_alloc_node(kmem_cache_t *, gfp_t flags, int node);
extern void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node);
extern void *__kmalloc_node(size_t size, gfp_t flags, int node);
static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
@ -255,7 +257,8 @@ extern void *__kmalloc_node_track_caller(size_t, gfp_t, int, void *);
__builtin_return_address(0))
#endif
#else /* CONFIG_NUMA */
static inline void *kmem_cache_alloc_node(kmem_cache_t *cachep, gfp_t flags, int node)
static inline void *kmem_cache_alloc_node(struct kmem_cache *cachep,
gfp_t flags, int node)
{
return kmem_cache_alloc(cachep, flags);
}
@ -269,7 +272,7 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node)
#endif
extern int FASTCALL(kmem_cache_reap(int));
extern int FASTCALL(kmem_ptr_validate(kmem_cache_t *cachep, void *ptr));
extern int FASTCALL(kmem_ptr_validate(struct kmem_cache *cachep, void *ptr));
#else /* CONFIG_SLOB */