scsi_tgt_lib.c File Reference

#include <linux/blkdev.h>
#include <linux/hash.h>
#include <linux/module.h>
#include <linux/pagemap.h>
#include <linux/slab.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_transport.h>
#include <scsi/scsi_tgt.h>
#include "scsi_tgt_priv.h"

Go to the source code of this file.

Data Structures
struct	scsi_tgt_cmd
struct	scsi_tgt_queuedata

Macros
#define	TGT_HASH_ORDER   4
#define	cmd_hashfn(tag)   hash_long((unsigned long) (tag), TGT_HASH_ORDER)

Functions
struct scsi_cmnd *	scsi_host_get_command (struct Scsi_Host *shost, enum dma_data_direction data_dir, gfp_t gfp_mask)
	EXPORT_SYMBOL_GPL (scsi_host_get_command)
void	scsi_host_put_command (struct Scsi_Host *shost, struct scsi_cmnd *cmd)
	EXPORT_SYMBOL_GPL (scsi_host_put_command)
int	scsi_tgt_alloc_queue (struct Scsi_Host *shost)
	EXPORT_SYMBOL_GPL (scsi_tgt_alloc_queue)
void	scsi_tgt_free_queue (struct Scsi_Host *shost)
	EXPORT_SYMBOL_GPL (scsi_tgt_free_queue)
struct Scsi_Host *	scsi_tgt_cmd_to_host (struct scsi_cmnd *cmd)
	EXPORT_SYMBOL_GPL (scsi_tgt_cmd_to_host)
int	scsi_tgt_queue_command (struct scsi_cmnd *cmd, u64 itn_id, struct scsi_lun *scsilun, u64 tag)
	EXPORT_SYMBOL_GPL (scsi_tgt_queue_command)
int	scsi_tgt_kspace_exec (int host_no, u64 itn_id, int result, u64 tag, unsigned long uaddr, u32 len, unsigned long sense_uaddr, u32 sense_len, u8 rw)
int	scsi_tgt_tsk_mgmt_request (struct Scsi_Host *shost, u64 itn_id, int function, u64 tag, struct scsi_lun *scsilun, void *data)
	EXPORT_SYMBOL_GPL (scsi_tgt_tsk_mgmt_request)
int	scsi_tgt_kspace_tsk_mgmt (int host_no, u64 itn_id, u64 mid, int result)
int	scsi_tgt_it_nexus_create (struct Scsi_Host *shost, u64 itn_id, char *initiator)
	EXPORT_SYMBOL_GPL (scsi_tgt_it_nexus_create)
int	scsi_tgt_it_nexus_destroy (struct Scsi_Host *shost, u64 itn_id)
	EXPORT_SYMBOL_GPL (scsi_tgt_it_nexus_destroy)
int	scsi_tgt_kspace_it_nexus_rsp (int host_no, u64 itn_id, int result)
	module_init (scsi_tgt_init)
	module_exit (scsi_tgt_exit)
	MODULE_DESCRIPTION ("SCSI target core")
	MODULE_LICENSE ("GPL")

Macro Definition Documentation

#define cmd_hashfn

(

tag

)

hash_long((unsigned long) (tag), TGT_HASH_ORDER)

Definition at line 56 of file scsi_tgt_lib.c.

#define TGT_HASH_ORDER   4

Definition at line 55 of file scsi_tgt_lib.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

scsi_host_get_command

)

EXPORT_SYMBOL_GPL

(

scsi_host_put_command

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_alloc_queue

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_free_queue

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_cmd_to_host

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_queue_command

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_tsk_mgmt_request

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_it_nexus_create

)

EXPORT_SYMBOL_GPL

(

scsi_tgt_it_nexus_destroy

)

MODULE_DESCRIPTION

(

"SCSI target core"

)

module_exit

(

scsi_tgt_exit

)

module_init

(

scsi_tgt_init

)

MODULE_LICENSE

(

"GPL"

)

struct scsi_cmnd* scsi_host_get_command ( struct Scsi_Host *  shost, enum dma_data_direction  data_dir, gfp_t  gfp_mask  )

read

Definition at line 77 of file scsi_tgt_lib.c.

void scsi_host_put_command	(	struct Scsi_Host *	shost,
		struct scsi_cmnd *	cmd
	)

Definition at line 145 of file scsi_tgt_lib.c.

int scsi_tgt_alloc_queue

(

struct Scsi_Host *

shost

)

Definition at line 216 of file scsi_tgt_lib.c.

struct Scsi_Host* scsi_tgt_cmd_to_host ( struct scsi_cmnd *  cmd )

read

Definition at line 295 of file scsi_tgt_lib.c.

void scsi_tgt_free_queue

(

struct Scsi_Host *

shost

)

Definition at line 264 of file scsi_tgt_lib.c.

int scsi_tgt_it_nexus_create	(	struct Scsi_Host *	shost,
		u64	itn_id,
		char *	initiator
	)

Definition at line 569 of file scsi_tgt_lib.c.

int scsi_tgt_it_nexus_destroy	(	struct Scsi_Host *	shost,
		u64	itn_id
	)

Definition at line 584 of file scsi_tgt_lib.c.

int scsi_tgt_kspace_exec	(	int	host_no,
		u64	itn_id,
		int	result,
		u64	tag,
		unsigned long	uaddr,
		u32	len,
		unsigned long	sense_uaddr,
		u32	sense_len,
		u8	rw
	)

Definition at line 448 of file scsi_tgt_lib.c.

int scsi_tgt_kspace_it_nexus_rsp	(	int	host_no,
		u64	itn_id,
		int	result
	)

Definition at line 598 of file scsi_tgt_lib.c.

int scsi_tgt_kspace_tsk_mgmt	(	int	host_no,
		u64	itn_id,
		u64	mid,
		int	result
	)

Definition at line 545 of file scsi_tgt_lib.c.

int scsi_tgt_queue_command	(	struct scsi_cmnd *	cmd,
		u64	itn_id,
		struct scsi_lun *	scsilun,
		u64	tag
	)

Definition at line 308 of file scsi_tgt_lib.c.

int scsi_tgt_tsk_mgmt_request	(	struct Scsi_Host *	shost,
		u64	itn_id,
		int	function,
		u64	tag,
		struct scsi_lun *	scsilun,
		void *	data
	)

Definition at line 530 of file scsi_tgt_lib.c.