Release 4.7 drivers/target/target_core_file.h

#ifndef TARGET_CORE_FILE_H

#define TARGET_CORE_FILE_H


#define FD_VERSION		"4.0"


#define FD_MAX_DEV_NAME		256

#define FD_MAX_DEV_PROT_NAME	FD_MAX_DEV_NAME + 16

#define FD_DEVICE_QUEUE_DEPTH	32

#define FD_MAX_DEVICE_QUEUE_DEPTH 128

#define FD_BLOCKSIZE		512
/*
 * Limited by the number of iovecs (2048) per vfs_[writev,readv] call
 */

#define FD_MAX_BYTES		8388608


#define RRF_EMULATE_CDB		0x01

#define RRF_GOT_LBA		0x02


#define FBDF_HAS_PATH		0x01

#define FBDF_HAS_SIZE		0x02

#define FDBD_HAS_BUFFERED_IO_WCE 0x04

#define FDBD_FORMAT_UNIT_SIZE	2048


struct fd_dev {
	
struct se_device dev;

	
u32		fbd_flags;
	
unsigned char	fd_dev_name[FD_MAX_DEV_NAME];
	/* Unique Ramdisk Device ID in Ramdisk HBA */
	
u32		fd_dev_id;
	/* Number of SG tables in sg_table_array */
	
u32		fd_table_count;
	
u32		fd_queue_depth;
	
u32		fd_block_size;
	
unsigned long long fd_dev_size;
	
struct file	*fd_file;
	
struct file	*fd_prot_file;
	/* FILEIO HBA device is connected to */
	
struct fd_host *fd_host;
} 
____cacheline_aligned;


struct fd_host {
	
u32		fd_host_dev_id_count;
	/* Unique FILEIO Host ID */
	
u32		fd_host_id;
} 
____cacheline_aligned;

#endif /* TARGET_CORE_FILE_H */
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