slab.h File Reference

#include <common/list.h>

Include dependency graph for slab.h:

Go to the source code of this file.

Data Structures
struct	kmem_cache
struct	slab

Macros
#define	CACHE_PAGE_SIZE   256
#define	CACHE_NAME_LEN   16
#define	CACHE_OPT_NONE   0

Functions
struct kmem_cache *	kmem_cache_create (const char *name, size_t size, size_t align, unsigned long flags, void(*ctor)(void *))
	Create a new slab cache. More...
void *	kmem_cache_alloc (struct kmem_cache *cache, unsigned long flags)
	Allocate a new slab memory. More...
void	kmem_cache_free (struct kmem_cache *cache, void *obj)
	Free the allocated slab memory. More...
void	kmem_cache_init (void)

Function Documentation

kmem_cache_alloc()

void* kmem_cache_alloc	(	struct kmem_cache *	cache,
		unsigned long	flags
	)

Allocate a new slab memory.

Parameters

cache	The cache object for managing slabs.
flags	Not used.

Return values

void	*: Pointer to the allocated slab memory.

kmem_cache_create()

struct kmem_cache* kmem_cache_create	(	const char *	name,
		size_t	size,
		size_t	align,
		unsigned long	flags,
		void(*)(void *)	ctor
	)

Create a new slab cache.

Parameters

name	Name of the cache.
size	Size of the slab managed by the cache.
align	Size of the slab memory should be aligned to.
flags	Not used.
ctor	Not used.

Return values

struct

kmem_cache *: Pointer to the new allocated cache.

kmem_cache_free()

void kmem_cache_free	(	struct kmem_cache *	cache,
		void *	obj
	)

Free the allocated slab memory.

Parameters

cache	The cache object for managing slabs.
obj	Pointer to the allocated slab memory.

Return values

None