zcache-main.c File Reference

#include <linux/module.h>
#include <linux/cpu.h>
#include <linux/highmem.h>
#include <linux/list.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/types.h>
#include <linux/atomic.h>
#include <linux/math64.h>
#include <linux/crypto.h>
#include <linux/string.h>
#include <linux/idr.h>
#include "tmem.h"
#include "../zsmalloc/zsmalloc.h"

Go to the source code of this file.

Data Structures
struct	zcache_client
struct	zbud_hdr
struct	zbud_page
struct	zv_hdr
struct	zcache_preload

Macros
#define	ZCACHE_GFP_MASK   (__GFP_FS | __GFP_NORETRY | __GFP_NOWARN | __GFP_NOMEMALLOC)
#define	MAX_CLIENTS   16
#define	LOCAL_CLIENT   ((uint16_t)-1)
#define	ZCACHE_COMP_NAME_SZ   CRYPTO_MAX_ALG_NAME
#define	ZBH_SENTINEL   0x43214321
#define	ZBPG_SENTINEL   0xdeadbeef
#define	ZBUD_MAX_BUDS   2
#define	CHUNK_SHIFT   6
#define	CHUNK_SIZE   (1 << CHUNK_SHIFT)
#define	CHUNK_MASK   (~(CHUNK_SIZE-1))
#define	NCHUNKS
#define	MAX_CHUNK   (NCHUNKS-1)
#define	ZVH_SENTINEL   0x43214321
#define	ZCACHE_DSTMEM_ORDER   1

Enumerations
enum	comp_op { ZCACHE_COMPOP_COMPRESS, ZCACHE_COMPOP_DECOMPRESS, ZCACHE_COMPOP_COMPRESS, ZCACHE_COMPOP_DECOMPRESS }

Functions
	MODULE_LICENSE ("GPL")
int	zcache_new_client (uint16_t cli_id)
	__setup ("zcache", enable_zcache)
	__setup ("nocleancache", no_cleancache)
	__setup ("nofrontswap", no_frontswap)
	__setup ("zcache=", enable_zcache_compressor)

Variables
struct list_head	zbud_buddied_list

Macro Definition Documentation

#define CHUNK_MASK   (~(CHUNK_SIZE-1))

Definition at line 168 of file zcache-main.c.

#define CHUNK_SHIFT   6

Definition at line 166 of file zcache-main.c.

#define CHUNK_SIZE   (1 << CHUNK_SHIFT)

Definition at line 167 of file zcache-main.c.

#define LOCAL_CLIENT   ((uint16_t)-1)

Definition at line 55 of file zcache-main.c.

#define MAX_CHUNK   (NCHUNKS-1)

Definition at line 171 of file zcache-main.c.

#define MAX_CLIENTS   16

Definition at line 54 of file zcache-main.c.

#define NCHUNKS

Value:

(((PAGE_SIZE - sizeof(struct zbud_page)) & \
                CHUNK_MASK) >> CHUNK_SHIFT)

Definition at line 169 of file zcache-main.c.

#define ZBH_SENTINEL   0x43214321

Definition at line 144 of file zcache-main.c.

#define ZBPG_SENTINEL   0xdeadbeef

Definition at line 145 of file zcache-main.c.

#define ZBUD_MAX_BUDS   2

Definition at line 147 of file zcache-main.c.

#define ZCACHE_COMP_NAME_SZ   CRYPTO_MAX_ALG_NAME

Definition at line 94 of file zcache-main.c.

#define ZCACHE_DSTMEM_ORDER   1

Definition at line 1316 of file zcache-main.c.

#define ZCACHE_GFP_MASK   (__GFP_FS | __GFP_NORETRY | __GFP_NOWARN | __GFP_NOMEMALLOC)

Definition at line 50 of file zcache-main.c.

#define ZVH_SENTINEL   0x43214321

Definition at line 675 of file zcache-main.c.

Enumeration Type Documentation

enum comp_op

Enumerator:

ZCACHE_COMPOP_COMPRESS
ZCACHE_COMPOP_DECOMPRESS
ZCACHE_COMPOP_COMPRESS
ZCACHE_COMPOP_DECOMPRESS

Definition at line 98 of file zcache-main.c.

Function Documentation

__setup	(	"zcache"	,
		enable_zcache
	)

__setup	(	"nocleancache"	,
		no_cleancache
	)

__setup	(	"nofrontswap"	,
		no_frontswap
	)

__setup

(

)

MODULE_LICENSE

(

"GPL"

)

int zcache_new_client

(

uint16_t

cli_id

)

Definition at line 972 of file zcache-main.c.

Variable Documentation

unsigned count

Definition at line 175 of file zcache-main.c.

struct list_head list

Definition at line 174 of file zcache-main.c.

struct list_head zbud_buddied_list

Definition at line 181 of file zcache-main.c.