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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-18 15:59:18 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-18 15:59:18 -0800
commit4ba3069fea9f0771dad3f4906b305ab50d5a1b30 (patch)
tree3f75f2c0a320a6f38538c5e63f46ef79b0b3f1d1 /include
parent507a03c1cba0e32309223d23d19a1bfc0916c140 (diff)
parent895f3022523361e9b383cf48f51feb1f7d5e7e53 (diff)
downloadlinaro-lsk-4ba3069fea9f0771dad3f4906b305ab50d5a1b30.tar.gz
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (26 commits) target: Set additional sense length field in sense data target: Remove legacy device status check from transport_execute_tasks target: Remove __transport_execute_tasks() for each processing context target: Remove extra se_device->execute_task_lock access in fast path target: Drop se_device TCQ queue_depth usage from I/O path target: Fix possible NULL pointer with __transport_execute_tasks target: Remove TFO->check_release_cmd() fabric API caller tcm_fc: Convert ft_send_work to use target_submit_cmd target: Add target_submit_cmd() for process context fabric submission target: Make target_put_sess_cmd use target_release_cmd_kref target: Set response format in INQUIRY response target: tcm_mod_builder: small fixups Documentation/target: Fix tcm_mod_builder.py build breakage target: remove overagressive ____cacheline_aligned annoations tcm_loop: bump max_sectors target/configs: remove trailing newline from udev_path and alias iscsi-target: fix chap identifier simple_strtoul usage target: remove useless casts target: simplify target_check_cdb_and_preempt target: Move core_scsi3_check_cdb_abort_and_preempt ...
Diffstat (limited to 'include')
-rw-r--r--include/target/target_core_backend.h65
-rw-r--r--include/target/target_core_base.h169
-rw-r--r--include/target/target_core_device.h63
-rw-r--r--include/target/target_core_fabric.h (renamed from include/target/target_core_fabric_ops.h)94
-rw-r--r--include/target/target_core_fabric_lib.h28
-rw-r--r--include/target/target_core_tmr.h35
-rw-r--r--include/target/target_core_tpg.h35
-rw-r--r--include/target/target_core_transport.h287
8 files changed, 285 insertions, 491 deletions
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
new file mode 100644
index 00000000000..4866499bdee
--- /dev/null
+++ b/include/target/target_core_backend.h
@@ -0,0 +1,65 @@
+#ifndef TARGET_CORE_BACKEND_H
+#define TARGET_CORE_BACKEND_H
+
+#define TRANSPORT_PLUGIN_PHBA_PDEV 1
+#define TRANSPORT_PLUGIN_VHBA_PDEV 2
+#define TRANSPORT_PLUGIN_VHBA_VDEV 3
+
+struct se_subsystem_api {
+ struct list_head sub_api_list;
+
+ char name[16];
+ struct module *owner;
+
+ u8 transport_type;
+
+ unsigned int fua_write_emulated : 1;
+ unsigned int write_cache_emulated : 1;
+
+ int (*attach_hba)(struct se_hba *, u32);
+ void (*detach_hba)(struct se_hba *);
+ int (*pmode_enable_hba)(struct se_hba *, unsigned long);
+ void *(*allocate_virtdevice)(struct se_hba *, const char *);
+ struct se_device *(*create_virtdevice)(struct se_hba *,
+ struct se_subsystem_dev *, void *);
+ void (*free_device)(void *);
+ int (*transport_complete)(struct se_task *task);
+ struct se_task *(*alloc_task)(unsigned char *cdb);
+ int (*do_task)(struct se_task *);
+ int (*do_discard)(struct se_device *, sector_t, u32);
+ void (*do_sync_cache)(struct se_task *);
+ void (*free_task)(struct se_task *);
+ ssize_t (*check_configfs_dev_params)(struct se_hba *,
+ struct se_subsystem_dev *);
+ ssize_t (*set_configfs_dev_params)(struct se_hba *,
+ struct se_subsystem_dev *, const char *, ssize_t);
+ ssize_t (*show_configfs_dev_params)(struct se_hba *,
+ struct se_subsystem_dev *, char *);
+ u32 (*get_device_rev)(struct se_device *);
+ u32 (*get_device_type)(struct se_device *);
+ sector_t (*get_blocks)(struct se_device *);
+ unsigned char *(*get_sense_buffer)(struct se_task *);
+};
+
+int transport_subsystem_register(struct se_subsystem_api *);
+void transport_subsystem_release(struct se_subsystem_api *);
+
+struct se_device *transport_add_device_to_core_hba(struct se_hba *,
+ struct se_subsystem_api *, struct se_subsystem_dev *, u32,
+ void *, struct se_dev_limits *, const char *, const char *);
+
+void transport_complete_sync_cache(struct se_cmd *, int);
+void transport_complete_task(struct se_task *, int);
+
+void target_get_task_cdb(struct se_task *, unsigned char *);
+
+void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
+int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
+int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *);
+int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
+
+/* core helpers also used by command snooping in pscsi */
+void *transport_kmap_first_data_page(struct se_cmd *);
+void transport_kunmap_first_data_page(struct se_cmd *);
+
+#endif /* TARGET_CORE_BACKEND_H */
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 6873c7dd914..daf532bc721 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -10,6 +10,7 @@
#include <net/tcp.h>
#define TARGET_CORE_MOD_VERSION "v4.1.0-rc1-ml"
+#define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION
/* Maximum Number of LUNs per Target Portal Group */
/* Don't raise above 511 or REPORT_LUNS needs to handle >1 page */
@@ -34,6 +35,7 @@
#define TRANSPORT_SENSE_BUFFER SCSI_SENSE_BUFFERSIZE
/* Used by transport_send_check_condition_and_sense() */
#define SPC_SENSE_KEY_OFFSET 2
+#define SPC_ADD_SENSE_LEN_OFFSET 7
#define SPC_ASC_KEY_OFFSET 12
#define SPC_ASCQ_KEY_OFFSET 13
#define TRANSPORT_IQN_LEN 224
@@ -53,6 +55,72 @@
/* Used by transport_get_inquiry_vpd_device_ident() */
#define INQUIRY_VPD_DEVICE_IDENTIFIER_LEN 254
+/* Attempts before moving from SHORT to LONG */
+#define PYX_TRANSPORT_WINDOW_CLOSED_THRESHOLD 3
+#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_SHORT 3 /* In milliseconds */
+#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG 10 /* In milliseconds */
+
+#define PYX_TRANSPORT_STATUS_INTERVAL 5 /* In seconds */
+
+/*
+ * struct se_subsystem_dev->su_dev_flags
+*/
+#define SDF_FIRMWARE_VPD_UNIT_SERIAL 0x00000001
+#define SDF_EMULATED_VPD_UNIT_SERIAL 0x00000002
+#define SDF_USING_UDEV_PATH 0x00000004
+#define SDF_USING_ALIAS 0x00000008
+
+/*
+ * struct se_device->dev_flags
+ */
+#define DF_READ_ONLY 0x00000001
+#define DF_SPC2_RESERVATIONS 0x00000002
+#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004
+
+/* struct se_dev_attrib sanity values */
+/* Default max_unmap_lba_count */
+#define DA_MAX_UNMAP_LBA_COUNT 0
+/* Default max_unmap_block_desc_count */
+#define DA_MAX_UNMAP_BLOCK_DESC_COUNT 0
+/* Default unmap_granularity */
+#define DA_UNMAP_GRANULARITY_DEFAULT 0
+/* Default unmap_granularity_alignment */
+#define DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT 0
+/* Emulation for Direct Page Out */
+#define DA_EMULATE_DPO 0
+/* Emulation for Forced Unit Access WRITEs */
+#define DA_EMULATE_FUA_WRITE 1
+/* Emulation for Forced Unit Access READs */
+#define DA_EMULATE_FUA_READ 0
+/* Emulation for WriteCache and SYNCHRONIZE_CACHE */
+#define DA_EMULATE_WRITE_CACHE 0
+/* Emulation for UNIT ATTENTION Interlock Control */
+#define DA_EMULATE_UA_INTLLCK_CTRL 0
+/* Emulation for TASK_ABORTED status (TAS) by default */
+#define DA_EMULATE_TAS 1
+/* Emulation for Thin Provisioning UNMAP using block/blk-lib.c:blkdev_issue_discard() */
+#define DA_EMULATE_TPU 0
+/*
+ * Emulation for Thin Provisioning WRITE_SAME w/ UNMAP=1 bit using
+ * block/blk-lib.c:blkdev_issue_discard()
+ */
+#define DA_EMULATE_TPWS 0
+/* No Emulation for PSCSI by default */
+#define DA_EMULATE_RESERVATIONS 0
+/* No Emulation for PSCSI by default */
+#define DA_EMULATE_ALUA 0
+/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */
+#define DA_ENFORCE_PR_ISIDS 1
+#define DA_STATUS_MAX_SECTORS_MIN 16
+#define DA_STATUS_MAX_SECTORS_MAX 8192
+/* By default don't report non-rotating (solid state) medium */
+#define DA_IS_NONROT 0
+/* Queue Algorithm Modifier default for restricted reordering in control mode page */
+#define DA_EMULATE_REST_REORD 0
+
+#define SE_MODE_PAGE_BUF 512
+
+
/* struct se_hba->hba_flags */
enum hba_flags_table {
HBA_FLAGS_INTERNAL_USE = 0x01,
@@ -71,11 +139,12 @@ enum transport_tpg_type_table {
TRANSPORT_TPG_TYPE_DISCOVERY = 1,
};
-/* Used for generate timer flags */
+/* struct se_task->task_flags */
enum se_task_flags {
TF_ACTIVE = (1 << 0),
TF_SENT = (1 << 1),
TF_REQUEST_STOP = (1 << 2),
+ TF_HAS_SENSE = (1 << 3),
};
/* Special transport agnostic struct se_cmd->t_states */
@@ -158,9 +227,38 @@ enum tcm_sense_reason_table {
TCM_RESERVATION_CONFLICT = 0x10,
};
+enum target_sc_flags_table {
+ TARGET_SCF_BIDI_OP = 0x01,
+ TARGET_SCF_ACK_KREF = 0x02,
+};
+
+/* fabric independent task management function values */
+enum tcm_tmreq_table {
+ TMR_ABORT_TASK = 1,
+ TMR_ABORT_TASK_SET = 2,
+ TMR_CLEAR_ACA = 3,
+ TMR_CLEAR_TASK_SET = 4,
+ TMR_LUN_RESET = 5,
+ TMR_TARGET_WARM_RESET = 6,
+ TMR_TARGET_COLD_RESET = 7,
+ TMR_FABRIC_TMR = 255,
+};
+
+/* fabric independent task management response values */
+enum tcm_tmrsp_table {
+ TMR_FUNCTION_COMPLETE = 0,
+ TMR_TASK_DOES_NOT_EXIST = 1,
+ TMR_LUN_DOES_NOT_EXIST = 2,
+ TMR_TASK_STILL_ALLEGIANT = 3,
+ TMR_TASK_FAILOVER_NOT_SUPPORTED = 4,
+ TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5,
+ TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
+ TMR_FUNCTION_REJECTED = 255,
+};
+
struct se_obj {
atomic_t obj_access_count;
-} ____cacheline_aligned;
+};
/*
* Used by TCM Core internally to signal if ALUA emulation is enabled or
@@ -207,7 +305,7 @@ struct t10_alua {
struct config_group alua_tg_pt_gps_group;
int (*alua_state_check)(struct se_cmd *, unsigned char *, u8 *);
struct list_head tg_pt_gps_list;
-} ____cacheline_aligned;
+};
struct t10_alua_lu_gp {
u16 lu_gp_id;
@@ -218,7 +316,7 @@ struct t10_alua_lu_gp {
struct config_group lu_gp_group;
struct list_head lu_gp_node;
struct list_head lu_gp_mem_list;
-} ____cacheline_aligned;
+};
struct t10_alua_lu_gp_member {
bool lu_gp_assoc;
@@ -227,7 +325,7 @@ struct t10_alua_lu_gp_member {
struct t10_alua_lu_gp *lu_gp;
struct se_device *lu_gp_mem_dev;
struct list_head lu_gp_mem_list;
-} ____cacheline_aligned;
+};
struct t10_alua_tg_pt_gp {
u16 tg_pt_gp_id;
@@ -250,7 +348,7 @@ struct t10_alua_tg_pt_gp {
struct config_group tg_pt_gp_group;
struct list_head tg_pt_gp_list;
struct list_head tg_pt_gp_mem_list;
-} ____cacheline_aligned;
+};
struct t10_alua_tg_pt_gp_member {
bool tg_pt_gp_assoc;
@@ -259,7 +357,7 @@ struct t10_alua_tg_pt_gp_member {
struct t10_alua_tg_pt_gp *tg_pt_gp;
struct se_port *tg_pt;
struct list_head tg_pt_gp_mem_list;
-} ____cacheline_aligned;
+};
struct t10_vpd {
unsigned char device_identifier[INQUIRY_VPD_DEVICE_IDENTIFIER_LEN];
@@ -269,7 +367,7 @@ struct t10_vpd {
u32 association;
u32 device_identifier_type;
struct list_head vpd_list;
-} ____cacheline_aligned;
+};
struct t10_wwn {
char vendor[8];
@@ -280,7 +378,7 @@ struct t10_wwn {
struct se_subsystem_dev *t10_sub_dev;
struct config_group t10_wwn_group;
struct list_head t10_vpd_list;
-} ____cacheline_aligned;
+};
/*
@@ -333,7 +431,7 @@ struct t10_pr_registration {
struct list_head pr_reg_aptpl_list;
struct list_head pr_reg_atp_list;
struct list_head pr_reg_atp_mem_list;
-} ____cacheline_aligned;
+};
/*
* This set of function pointer ops is set based upon SPC3_PERSISTENT_RESERVATIONS,
@@ -374,20 +472,20 @@ struct t10_reservation {
struct list_head registration_list;
struct list_head aptpl_reg_list;
struct t10_reservation_ops pr_ops;
-} ____cacheline_aligned;
+};
struct se_queue_req {
int state;
struct se_cmd *cmd;
struct list_head qr_list;
-} ____cacheline_aligned;
+};
struct se_queue_obj {
atomic_t queue_cnt;
spinlock_t cmd_queue_lock;
struct list_head qobj_list;
wait_queue_head_t thread_wq;
-} ____cacheline_aligned;
+};
struct se_task {
unsigned long long task_lba;
@@ -397,16 +495,14 @@ struct se_task {
struct scatterlist *task_sg;
u32 task_sg_nents;
u16 task_flags;
- u8 task_sense;
u8 task_scsi_status;
- int task_error_status;
enum dma_data_direction task_data_direction;
- atomic_t task_state_active;
struct list_head t_list;
struct list_head t_execute_list;
struct list_head t_state_list;
+ bool t_state_active;
struct completion task_stop_comp;
-} ____cacheline_aligned;
+};
struct se_cmd {
/* SAM response code being sent to initiator */
@@ -451,6 +547,7 @@ struct se_cmd {
struct list_head se_queue_node;
struct list_head se_cmd_list;
struct completion cmd_wait_comp;
+ struct kref cmd_kref;
struct target_core_fabric_ops *se_tfo;
int (*execute_task)(struct se_task *);
void (*transport_complete_callback)(struct se_cmd *);
@@ -492,7 +589,7 @@ struct se_cmd {
struct list_head t_task_list;
u32 t_task_list_num;
-} ____cacheline_aligned;
+};
struct se_tmr_req {
/* Task Management function to be preformed */
@@ -510,7 +607,7 @@ struct se_tmr_req {
struct se_device *tmr_dev;
struct se_lun *tmr_lun;
struct list_head tmr_list;
-} ____cacheline_aligned;
+};
struct se_ua {
u8 ua_asc;
@@ -518,7 +615,7 @@ struct se_ua {
struct se_node_acl *ua_nacl;
struct list_head ua_dev_list;
struct list_head ua_nacl_list;
-} ____cacheline_aligned;
+};
struct se_node_acl {
char initiatorname[TRANSPORT_IQN_LEN];
@@ -545,7 +642,7 @@ struct se_node_acl {
struct config_group *acl_default_groups[5];
struct list_head acl_list;
struct list_head acl_sess_list;
-} ____cacheline_aligned;
+};
struct se_session {
unsigned sess_tearing_down:1;
@@ -558,7 +655,7 @@ struct se_session {
struct list_head sess_cmd_list;
struct list_head sess_wait_list;
spinlock_t sess_cmd_lock;
-} ____cacheline_aligned;
+};
struct se_device;
struct se_transform_info;
@@ -578,7 +675,7 @@ struct se_lun_acl {
struct list_head lacl_list;
struct config_group se_lun_group;
struct se_ml_stat_grps ml_stat_grps;
-} ____cacheline_aligned;
+};
struct se_dev_entry {
bool def_pr_registered;
@@ -603,7 +700,7 @@ struct se_dev_entry {
struct se_lun *se_lun;
struct list_head alua_port_list;
struct list_head ua_list;
-} ____cacheline_aligned;
+};
struct se_dev_limits {
/* Max supported HW queue depth */
@@ -612,7 +709,7 @@ struct se_dev_limits {
u32 queue_depth;
/* From include/linux/blkdev.h for the other HW/SW limits. */
struct queue_limits limits;
-} ____cacheline_aligned;
+};
struct se_dev_attrib {
int emulate_dpo;
@@ -641,7 +738,7 @@ struct se_dev_attrib {
u32 unmap_granularity_alignment;
struct se_subsystem_dev *da_sub_dev;
struct config_group da_group;
-} ____cacheline_aligned;
+};
struct se_dev_stat_grps {
struct config_group stat_group;
@@ -674,7 +771,7 @@ struct se_subsystem_dev {
struct config_group se_dev_pr_group;
/* For target_core_stat.c groups */
struct se_dev_stat_grps dev_stat_grps;
-} ____cacheline_aligned;
+};
struct se_device {
/* RELATIVE TARGET PORT IDENTIFER Counter */
@@ -685,7 +782,6 @@ struct se_device {
u32 dev_port_count;
/* See transport_device_status_table */
u32 dev_status;
- u32 dev_tcq_window_closed;
/* Physical device queue depth */
u32 queue_depth;
/* Used for SPC-2 reservations enforce of ISIDs */
@@ -702,7 +798,6 @@ struct se_device {
spinlock_t stats_lock;
/* Active commands on this virtual SE device */
atomic_t simple_cmds;
- atomic_t depth_left;
atomic_t dev_ordered_id;
atomic_t execute_tasks;
atomic_t dev_ordered_sync;
@@ -740,7 +835,7 @@ struct se_device {
struct se_subsystem_api *transport;
/* Linked list for struct se_hba struct se_device list */
struct list_head dev_list;
-} ____cacheline_aligned;
+};
struct se_hba {
u16 hba_tpgt;
@@ -759,7 +854,7 @@ struct se_hba {
struct config_group hba_group;
struct mutex hba_access_mutex;
struct se_subsystem_api *transport;
-} ____cacheline_aligned;
+};
struct se_port_stat_grps {
struct config_group stat_group;
@@ -785,13 +880,13 @@ struct se_lun {
struct se_port *lun_sep;
struct config_group lun_group;
struct se_port_stat_grps port_stat_grps;
-} ____cacheline_aligned;
+};
struct scsi_port_stats {
u64 cmd_pdus;
u64 tx_data_octets;
u64 rx_data_octets;
-} ____cacheline_aligned;
+};
struct se_port {
/* RELATIVE TARGET PORT IDENTIFER */
@@ -811,12 +906,12 @@ struct se_port {
struct se_portal_group *sep_tpg;
struct list_head sep_alua_list;
struct list_head sep_list;
-} ____cacheline_aligned;
+};
struct se_tpg_np {
struct se_portal_group *tpg_np_parent;
struct config_group tpg_np_group;
-} ____cacheline_aligned;
+};
struct se_portal_group {
/* Type of target portal group, see transport_tpg_type_table */
@@ -849,13 +944,13 @@ struct se_portal_group {
struct config_group tpg_acl_group;
struct config_group tpg_attrib_group;
struct config_group tpg_param_group;
-} ____cacheline_aligned;
+};
struct se_wwn {
struct target_fabric_configfs *wwn_tf;
struct config_group wwn_group;
struct config_group *wwn_default_groups[2];
struct config_group fabric_stat_group;
-} ____cacheline_aligned;
+};
#endif /* TARGET_CORE_BASE_H */
diff --git a/include/target/target_core_device.h b/include/target/target_core_device.h
deleted file mode 100644
index 2be31ff8763..00000000000
--- a/include/target/target_core_device.h
+++ /dev/null
@@ -1,63 +0,0 @@
-#ifndef TARGET_CORE_DEVICE_H
-#define TARGET_CORE_DEVICE_H
-
-extern int transport_lookup_cmd_lun(struct se_cmd *, u32);
-extern int transport_lookup_tmr_lun(struct se_cmd *, u32);
-extern struct se_dev_entry *core_get_se_deve_from_rtpi(
- struct se_node_acl *, u16);
-extern int core_free_device_list_for_node(struct se_node_acl *,
- struct se_portal_group *);
-extern void core_dec_lacl_count(struct se_node_acl *, struct se_cmd *);
-extern void core_update_device_list_access(u32, u32, struct se_node_acl *);
-extern int core_update_device_list_for_node(struct se_lun *, struct se_lun_acl *, u32,
- u32, struct se_node_acl *,
- struct se_portal_group *, int);
-extern void core_clear_lun_from_tpg(struct se_lun *, struct se_portal_group *);
-extern int core_dev_export(struct se_device *, struct se_portal_group *,
- struct se_lun *);
-extern void core_dev_unexport(struct se_device *, struct se_portal_group *,
- struct se_lun *);
-extern int target_report_luns(struct se_task *);
-extern void se_release_device_for_hba(struct se_device *);
-extern void se_release_vpd_for_dev(struct se_device *);
-extern void se_clear_dev_ports(struct se_device *);
-extern int se_free_virtual_device(struct se_device *, struct se_hba *);
-extern int se_dev_check_online(struct se_device *);
-extern int se_dev_check_shutdown(struct se_device *);
-extern void se_dev_set_default_attribs(struct se_device *, struct se_dev_limits *);
-extern int se_dev_set_task_timeout(struct se_device *, u32);
-extern int se_dev_set_max_unmap_lba_count(struct se_device *, u32);
-extern int se_dev_set_max_unmap_block_desc_count(struct se_device *, u32);
-extern int se_dev_set_unmap_granularity(struct se_device *, u32);
-extern int se_dev_set_unmap_granularity_alignment(struct se_device *, u32);
-extern int se_dev_set_emulate_dpo(struct se_device *, int);
-extern int se_dev_set_emulate_fua_write(struct se_device *, int);
-extern int se_dev_set_emulate_fua_read(struct se_device *, int);
-extern int se_dev_set_emulate_write_cache(struct se_device *, int);
-extern int se_dev_set_emulate_ua_intlck_ctrl(struct se_device *, int);
-extern int se_dev_set_emulate_tas(struct se_device *, int);
-extern int se_dev_set_emulate_tpu(struct se_device *, int);
-extern int se_dev_set_emulate_tpws(struct se_device *, int);
-extern int se_dev_set_enforce_pr_isids(struct se_device *, int);
-extern int se_dev_set_is_nonrot(struct se_device *, int);
-extern int se_dev_set_emulate_rest_reord(struct se_device *dev, int);
-extern int se_dev_set_queue_depth(struct se_device *, u32);
-extern int se_dev_set_max_sectors(struct se_device *, u32);
-extern int se_dev_set_optimal_sectors(struct se_device *, u32);
-extern int se_dev_set_block_size(struct se_device *, u32);
-extern struct se_lun *core_dev_add_lun(struct se_portal_group *, struct se_hba *,
- struct se_device *, u32);
-extern int core_dev_del_lun(struct se_portal_group *, u32);
-extern struct se_lun *core_get_lun_from_tpg(struct se_portal_group *, u32);
-extern struct se_lun_acl *core_dev_init_initiator_node_lun_acl(struct se_portal_group *,
- u32, char *, int *);
-extern int core_dev_add_initiator_node_lun_acl(struct se_portal_group *,
- struct se_lun_acl *, u32, u32);
-extern int core_dev_del_initiator_node_lun_acl(struct se_portal_group *,
- struct se_lun *, struct se_lun_acl *);
-extern void core_dev_free_initiator_node_lun_acl(struct se_portal_group *,
- struct se_lun_acl *lacl);
-extern int core_dev_setup_virtual_lun0(void);
-extern void core_dev_release_virtual_lun0(void);
-
-#endif /* TARGET_CORE_DEVICE_H */
diff --git a/include/target/target_core_fabric_ops.h b/include/target/target_core_fabric.h
index 0256825f923..523e8bc104d 100644
--- a/include/target/target_core_fabric_ops.h
+++ b/include/target/target_core_fabric.h
@@ -1,5 +1,5 @@
-/* Defined in target_core_configfs.h */
-struct target_fabric_configfs;
+#ifndef TARGET_CORE_FABRIC_H
+#define TARGET_CORE_FABRIC_H
struct target_core_fabric_ops {
struct configfs_subsystem *tf_subsys;
@@ -52,10 +52,6 @@ struct target_core_fabric_ops {
* Returning 0 will signal a descriptor has not been released.
*/
int (*check_stop_free)(struct se_cmd *);
- /*
- * Optional check for active I/O shutdown
- */
- int (*check_release_cmd)(struct se_cmd *);
void (*release_cmd)(struct se_cmd *);
/*
* Called with spin_lock_bh(struct se_portal_group->session_lock held.
@@ -103,3 +99,89 @@ struct target_core_fabric_ops {
struct config_group *, const char *);
void (*fabric_drop_nodeacl)(struct se_node_acl *);
};
+
+struct se_session *transport_init_session(void);
+void __transport_register_session(struct se_portal_group *,
+ struct se_node_acl *, struct se_session *, void *);
+void transport_register_session(struct se_portal_group *,
+ struct se_node_acl *, struct se_session *, void *);
+void transport_free_session(struct se_session *);
+void transport_deregister_session_configfs(struct se_session *);
+void transport_deregister_session(struct se_session *);
+
+
+void transport_init_se_cmd(struct se_cmd *, struct target_core_fabric_ops *,
+ struct se_session *, u32, int, int, unsigned char *);
+int transport_lookup_cmd_lun(struct se_cmd *, u32);
+int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *);
+int target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *,
+ unsigned char *, u32, u32, int, int, int);
+int transport_handle_cdb_direct(struct se_cmd *);
+int transport_generic_handle_cdb_map(struct se_cmd *);
+int transport_generic_handle_data(struct se_cmd *);
+int transport_generic_map_mem_to_cmd(struct se_cmd *cmd,
+ struct scatterlist *, u32, struct scatterlist *, u32);
+void transport_do_task_sg_chain(struct se_cmd *);
+int transport_generic_new_cmd(struct se_cmd *);
+
+void transport_generic_process_write(struct se_cmd *);
+
+void transport_generic_free_cmd(struct se_cmd *, int);
+
+bool transport_wait_for_tasks(struct se_cmd *);
+int transport_check_aborted_status(struct se_cmd *, int);
+int transport_send_check_condition_and_sense(struct se_cmd *, u8, int);
+
+void target_get_sess_cmd(struct se_session *, struct se_cmd *, bool);
+int target_put_sess_cmd(struct se_session *, struct se_cmd *);
+void target_splice_sess_cmd_list(struct se_session *);
+void target_wait_for_sess_cmds(struct se_session *, int);
+
+int core_alua_check_nonop_delay(struct se_cmd *);
+
+struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t);
+void core_tmr_release_req(struct se_tmr_req *);
+int transport_generic_handle_tmr(struct se_cmd *);
+int transport_lookup_tmr_lun(struct se_cmd *, u32);
+
+struct se_node_acl *core_tpg_check_initiator_node_acl(struct se_portal_group *,
+ unsigned char *);
+void core_tpg_clear_object_luns(struct se_portal_group *);
+struct se_node_acl *core_tpg_add_initiator_node_acl(struct se_portal_group *,
+ struct se_node_acl *, const char *, u32);
+int core_tpg_del_initiator_node_acl(struct se_portal_group *,
+ struct se_node_acl *, int);
+int core_tpg_set_initiator_node_queue_depth(struct se_portal_group *,
+ unsigned char *, u32, int);
+int core_tpg_register(struct target_core_fabric_ops *, struct se_wwn *,
+ struct se_portal_group *, void *, int);
+int core_tpg_deregister(struct se_portal_group *);
+
+/* SAS helpers */
+u8 sas_get_fabric_proto_ident(struct se_portal_group *);
+u32 sas_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *, unsigned char *);
+u32 sas_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *);
+char *sas_parse_pr_out_transport_id(struct se_portal_group *, const char *,
+ u32 *, char **);
+
+/* FC helpers */
+u8 fc_get_fabric_proto_ident(struct se_portal_group *);
+u32 fc_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *, unsigned char *);
+u32 fc_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *);
+char *fc_parse_pr_out_transport_id(struct se_portal_group *, const char *,
+ u32 *, char **);
+
+/* iSCSI helpers */
+u8 iscsi_get_fabric_proto_ident(struct se_portal_group *);
+u32 iscsi_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *, unsigned char *);
+u32 iscsi_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
+ struct t10_pr_registration *, int *);
+char *iscsi_parse_pr_out_transport_id(struct se_portal_group *, const char *,
+ u32 *, char **);
+
+#endif /* TARGET_CORE_FABRICH */
diff --git a/include/target/target_core_fabric_lib.h b/include/target/target_core_fabric_lib.h
deleted file mode 100644
index c2f8d0e3a03..00000000000
--- a/include/target/target_core_fabric_lib.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef TARGET_CORE_FABRIC_LIB_H
-#define TARGET_CORE_FABRIC_LIB_H
-
-extern u8 sas_get_fabric_proto_ident(struct se_portal_group *);
-extern u32 sas_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *, unsigned char *);
-extern u32 sas_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *);
-extern char *sas_parse_pr_out_transport_id(struct se_portal_group *,
- const char *, u32 *, char **);
-
-extern u8 fc_get_fabric_proto_ident(struct se_portal_group *);
-extern u32 fc_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *, unsigned char *);
-extern u32 fc_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *);
-extern char *fc_parse_pr_out_transport_id(struct se_portal_group *,
- const char *, u32 *, char **);
-
-extern u8 iscsi_get_fabric_proto_ident(struct se_portal_group *);
-extern u32 iscsi_get_pr_transport_id(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *, unsigned char *);
-extern u32 iscsi_get_pr_transport_id_len(struct se_portal_group *, struct se_node_acl *,
- struct t10_pr_registration *, int *);
-extern char *iscsi_parse_pr_out_transport_id(struct se_portal_group *,
- const char *, u32 *, char **);
-
-#endif /* TARGET_CORE_FABRIC_LIB_H */
diff --git a/include/target/target_core_tmr.h b/include/target/target_core_tmr.h
deleted file mode 100644
index d5876e17d3f..00000000000
--- a/include/target/target_core_tmr.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef TARGET_CORE_TMR_H
-#define TARGET_CORE_TMR_H
-
-/* fabric independent task management function values */
-enum tcm_tmreq_table {
- TMR_ABORT_TASK = 1,
- TMR_ABORT_TASK_SET = 2,
- TMR_CLEAR_ACA = 3,
- TMR_CLEAR_TASK_SET = 4,
- TMR_LUN_RESET = 5,
- TMR_TARGET_WARM_RESET = 6,
- TMR_TARGET_COLD_RESET = 7,
- TMR_FABRIC_TMR = 255,
-};
-
-/* fabric independent task management response values */
-enum tcm_tmrsp_table {
- TMR_FUNCTION_COMPLETE = 0,
- TMR_TASK_DOES_NOT_EXIST = 1,
- TMR_LUN_DOES_NOT_EXIST = 2,
- TMR_TASK_STILL_ALLEGIANT = 3,
- TMR_TASK_FAILOVER_NOT_SUPPORTED = 4,
- TMR_TASK_MGMT_FUNCTION_NOT_SUPPORTED = 5,
- TMR_FUNCTION_AUTHORIZATION_FAILED = 6,
- TMR_FUNCTION_REJECTED = 255,
-};
-
-extern struct kmem_cache *se_tmr_req_cache;
-
-extern struct se_tmr_req *core_tmr_alloc_req(struct se_cmd *, void *, u8, gfp_t);
-extern void core_tmr_release_req(struct se_tmr_req *);
-extern int core_tmr_lun_reset(struct se_device *, struct se_tmr_req *,
- struct list_head *, struct se_cmd *);
-
-#endif /* TARGET_CORE_TMR_H */
diff --git a/include/target/target_core_tpg.h b/include/target/target_core_tpg.h
deleted file mode 100644
index 77e18729c4c..00000000000
--- a/include/target/target_core_tpg.h
+++ /dev/null
@@ -1,35 +0,0 @@
-#ifndef TARGET_CORE_TPG_H
-#define TARGET_CORE_TPG_H
-
-extern struct se_node_acl *__core_tpg_get_initiator_node_acl(struct se_portal_group *tpg,
- const char *);
-extern struct se_node_acl *core_tpg_get_initiator_node_acl(struct se_portal_group *tpg,
- unsigned char *);
-extern void core_tpg_add_node_to_devs(struct se_node_acl *,
- struct se_portal_group *);
-extern struct se_node_acl *core_tpg_check_initiator_node_acl(
- struct se_portal_group *,
- unsigned char *);
-extern void core_tpg_wait_for_nacl_pr_ref(struct se_node_acl *);
-extern void core_tpg_wait_for_mib_ref(struct se_node_acl *);
-extern void core_tpg_clear_object_luns(struct se_portal_group *);
-extern struct se_node_acl *core_tpg_add_initiator_node_acl(
- struct se_portal_group *,
- struct se_node_acl *,
- const char *, u32);
-extern int core_tpg_del_initiator_node_acl(struct se_portal_group *,
- struct se_node_acl *, int);
-extern int core_tpg_set_initiator_node_queue_depth(struct se_portal_group *,
- unsigned char *, u32, int);
-extern int core_tpg_register(struct target_core_fabric_ops *,
- struct se_wwn *,
- struct se_portal_group *, void *,
- int);
-extern int core_tpg_deregister(struct se_portal_group *);
-extern struct se_lun *core_tpg_pre_addlun(struct se_portal_group *, u32);
-extern int core_tpg_post_addlun(struct se_portal_group *, struct se_lun *, u32,
- void *);
-extern struct se_lun *core_tpg_pre_dellun(struct se_portal_group *, u32, int *);
-extern int core_tpg_post_dellun(struct se_portal_group *, struct se_lun *);
-
-#endif /* TARGET_CORE_TPG_H */
diff --git a/include/target/target_core_transport.h b/include/target/target_core_transport.h
deleted file mode 100644
index dac4f2d859f..00000000000
--- a/include/target/target_core_transport.h
+++ /dev/null
@@ -1,287 +0,0 @@
-#ifndef TARGET_CORE_TRANSPORT_H
-#define TARGET_CORE_TRANSPORT_H
-
-#define TARGET_CORE_VERSION TARGET_CORE_MOD_VERSION
-
-/* Attempts before moving from SHORT to LONG */
-#define PYX_TRANSPORT_WINDOW_CLOSED_THRESHOLD 3
-#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_SHORT 3 /* In milliseconds */
-#define PYX_TRANSPORT_WINDOW_CLOSED_WAIT_LONG 10 /* In milliseconds */
-
-#define PYX_TRANSPORT_STATUS_INTERVAL 5 /* In seconds */
-
-#define TRANSPORT_PLUGIN_PHBA_PDEV 1
-#define TRANSPORT_PLUGIN_VHBA_PDEV 2
-#define TRANSPORT_PLUGIN_VHBA_VDEV 3
-
-/*
- * struct se_subsystem_dev->su_dev_flags
-*/
-#define SDF_FIRMWARE_VPD_UNIT_SERIAL 0x00000001
-#define SDF_EMULATED_VPD_UNIT_SERIAL 0x00000002
-#define SDF_USING_UDEV_PATH 0x00000004
-#define SDF_USING_ALIAS 0x00000008
-
-/*
- * struct se_device->dev_flags
- */
-#define DF_READ_ONLY 0x00000001
-#define DF_SPC2_RESERVATIONS 0x00000002
-#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004
-
-/* struct se_dev_attrib sanity values */
-/* Default max_unmap_lba_count */
-#define DA_MAX_UNMAP_LBA_COUNT 0
-/* Default max_unmap_block_desc_count */
-#define DA_MAX_UNMAP_BLOCK_DESC_COUNT 0
-/* Default unmap_granularity */
-#define DA_UNMAP_GRANULARITY_DEFAULT 0
-/* Default unmap_granularity_alignment */
-#define DA_UNMAP_GRANULARITY_ALIGNMENT_DEFAULT 0
-/* Emulation for Direct Page Out */
-#define DA_EMULATE_DPO 0
-/* Emulation for Forced Unit Access WRITEs */
-#define DA_EMULATE_FUA_WRITE 1
-/* Emulation for Forced Unit Access READs */
-#define DA_EMULATE_FUA_READ 0
-/* Emulation for WriteCache and SYNCHRONIZE_CACHE */
-#define DA_EMULATE_WRITE_CACHE 0
-/* Emulation for UNIT ATTENTION Interlock Control */
-#define DA_EMULATE_UA_INTLLCK_CTRL 0
-/* Emulation for TASK_ABORTED status (TAS) by default */
-#define DA_EMULATE_TAS 1
-/* Emulation for Thin Provisioning UNMAP using block/blk-lib.c:blkdev_issue_discard() */
-#define DA_EMULATE_TPU 0
-/*
- * Emulation for Thin Provisioning WRITE_SAME w/ UNMAP=1 bit using
- * block/blk-lib.c:blkdev_issue_discard()
- */
-#define DA_EMULATE_TPWS 0
-/* No Emulation for PSCSI by default */
-#define DA_EMULATE_RESERVATIONS 0
-/* No Emulation for PSCSI by default */
-#define DA_EMULATE_ALUA 0
-/* Enforce SCSI Initiator Port TransportID with 'ISID' for PR */
-#define DA_ENFORCE_PR_ISIDS 1
-#define DA_STATUS_MAX_SECTORS_MIN 16
-#define DA_STATUS_MAX_SECTORS_MAX 8192
-/* By default don't report non-rotating (solid state) medium */
-#define DA_IS_NONROT 0
-/* Queue Algorithm Modifier default for restricted reordering in control mode page */
-#define DA_EMULATE_REST_REORD 0
-
-#define SE_MODE_PAGE_BUF 512
-
-#define MOD_MAX_SECTORS(ms, bs) (ms % (PAGE_SIZE / bs))
-
-struct se_subsystem_api;
-
-extern int init_se_kmem_caches(void);
-extern void release_se_kmem_caches(void);
-extern u32 scsi_get_new_index(scsi_index_t);
-extern void transport_init_queue_obj(struct se_queue_obj *);
-extern void transport_subsystem_check_init(void);
-extern int transport_subsystem_register(struct se_subsystem_api *);
-extern void transport_subsystem_release(struct se_subsystem_api *);
-extern void transport_load_plugins(void);
-extern struct se_session *transport_init_session(void);
-extern void __transport_register_session(struct se_portal_group *,
- struct se_node_acl *,
- struct se_session *, void *);
-extern void transport_register_session(struct se_portal_group *,
- struct se_node_acl *,
- struct se_session *, void *);
-extern void transport_free_session(struct se_session *);
-extern void transport_deregister_session_configfs(struct se_session *);
-extern void transport_deregister_session(struct se_session *);
-extern void transport_cmd_finish_abort(struct se_cmd *, int);
-extern void transport_complete_sync_cache(struct se_cmd *, int);
-extern void transport_complete_task(struct se_task *, int);
-extern void transport_add_task_to_execute_queue(struct se_task *,
- struct se_task *,
- struct se_device *);
-extern void transport_remove_task_from_execute_queue(struct se_task *,
- struct se_device *);
-extern void __transport_remove_task_from_execute_queue(struct se_task *,
- struct se_device *);
-unsigned char *transport_dump_cmd_direction(struct se_cmd *);
-extern void transport_dump_dev_state(struct se_device *, char *, int *);
-extern void transport_dump_dev_info(struct se_device *, struct se_lun *,
- unsigned long long, char *, int *);
-extern void transport_dump_vpd_proto_id(struct t10_vpd *,
- unsigned char *, int);
-extern void transport_set_vpd_proto_id(struct t10_vpd *, unsigned char *);
-extern int transport_dump_vpd_assoc(struct t10_vpd *,
- unsigned char *, int);
-extern int transport_set_vpd_assoc(struct t10_vpd *, unsigned char *);
-extern int transport_dump_vpd_ident_type(struct t10_vpd *,
- unsigned char *, int);
-extern int transport_set_vpd_ident_type(struct t10_vpd *, unsigned char *);
-extern int transport_dump_vpd_ident(struct t10_vpd *,
- unsigned char *, int);
-extern int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
-extern struct se_device *transport_add_device_to_core_hba(struct se_hba *,
- struct se_subsystem_api *,
- struct se_subsystem_dev *, u32,
- void *, struct se_dev_limits *,
- const char *, const char *);
-extern void transport_init_se_cmd(struct se_cmd *,
- struct target_core_fabric_ops *,
- struct se_session *, u32, int, int,
- unsigned char *);
-void *transport_kmap_first_data_page(struct se_cmd *cmd);
-void transport_kunmap_first_data_page(struct se_cmd *cmd);
-extern int transport_generic_allocate_tasks(struct se_cmd *, unsigned char *);
-extern int transport_handle_cdb_direct(struct se_cmd *);
-extern int transport_generic_handle_cdb_map(struct se_cmd *);
-extern int transport_generic_handle_data(struct se_cmd *);
-extern int transport_generic_handle_tmr(struct se_cmd *);
-extern bool target_stop_task(struct se_task *task, unsigned long *flags);
-extern int transport_generic_map_mem_to_cmd(struct se_cmd *cmd, struct scatterlist *, u32,
- struct scatterlist *, u32);
-extern int transport_clear_lun_from_sessions(struct se_lun *);
-extern bool transport_wait_for_tasks(struct se_cmd *);
-extern int transport_check_aborted_status(struct se_cmd *, int);
-extern int transport_send_check_condition_and_sense(struct se_cmd *, u8, int);
-extern void transport_send_task_abort(struct se_cmd *);
-extern void transport_release_cmd(struct se_cmd *);
-extern void transport_generic_free_cmd(struct se_cmd *, int);
-extern void target_get_sess_cmd(struct se_session *, struct se_cmd *);
-extern int target_put_sess_cmd(struct se_session *, struct se_cmd *);
-extern void target_splice_sess_cmd_list(struct se_session *);
-extern void target_wait_for_sess_cmds(struct se_session *, int);
-extern void transport_generic_wait_for_cmds(struct se_cmd *, int);
-extern void transport_do_task_sg_chain(struct se_cmd *);
-extern void transport_generic_process_write(struct se_cmd *);
-extern int transport_generic_new_cmd(struct se_cmd *);
-extern int transport_generic_do_tmr(struct se_cmd *);
-/* From target_core_alua.c */
-extern int core_alua_check_nonop_delay(struct se_cmd *);
-/* From target_core_cdb.c */
-extern int transport_emulate_control_cdb(struct se_task *);
-extern void target_get_task_cdb(struct se_task *task, unsigned char *cdb);
-
-/*
- * Each se_transport_task_t can have N number of possible struct se_task's
- * for the storage transport(s) to possibly execute.
- * Used primarily for splitting up CDBs that exceed the physical storage
- * HBA's maximum sector count per task.
- */
-struct se_mem {
- struct page *se_page;
- u32 se_len;
- u32 se_off;
- struct list_head se_list;
-} ____cacheline_aligned;
-
-/*
- * Each type of disk transport supported MUST have a template defined
- * within its .h file.
- */
-struct se_subsystem_api {
- /*
- * The Name. :-)
- */
- char name[16];
- /*
- * Transport Type.
- */
- u8 transport_type;
-
- unsigned int fua_write_emulated : 1;
- unsigned int write_cache_emulated : 1;
-
- /*
- * struct module for struct se_hba references
- */
- struct module *owner;
- /*
- * Used for global se_subsystem_api list_head
- */
- struct list_head sub_api_list;
- /*
- * attach_hba():
- */
- int (*attach_hba)(struct se_hba *, u32);
- /*
- * detach_hba():
- */
- void (*detach_hba)(struct se_hba *);
- /*
- * pmode_hba(): Used for TCM/pSCSI subsystem plugin HBA ->
- * Linux/SCSI struct Scsi_Host passthrough
- */
- int (*pmode_enable_hba)(struct se_hba *, unsigned long);
- /*
- * allocate_virtdevice():
- */
- void *(*allocate_virtdevice)(struct se_hba *, const char *);
- /*
- * create_virtdevice(): Only for Virtual HBAs
- */
- struct se_device *(*create_virtdevice)(struct se_hba *,
- struct se_subsystem_dev *, void *);
- /*
- * free_device():
- */
- void (*free_device)(void *);
-
- /*
- * transport_complete():
- *
- * Use transport_generic_complete() for majority of DAS transport
- * drivers. Provided out of convenience.
- */
- int (*transport_complete)(struct se_task *task);
- struct se_task *(*alloc_task)(unsigned char *cdb);
- /*
- * do_task():
- */
- int (*do_task)(struct se_task *);
- /*
- * Used by virtual subsystem plugins IBLOCK and FILEIO to emulate
- * UNMAP and WRITE_SAME_* w/ UNMAP=1 <-> Linux/Block Discard
- */
- int (*do_discard)(struct se_device *, sector_t, u32);
- /*
- * Used by virtual subsystem plugins IBLOCK and FILEIO to emulate
- * SYNCHRONIZE_CACHE_* <-> Linux/Block blkdev_issue_flush()
- */
- void (*do_sync_cache)(struct se_task *);
- /*
- * free_task():
- */
- void (*free_task)(struct se_task *);
- /*
- * check_configfs_dev_params():
- */
- ssize_t (*check_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *);
- /*
- * set_configfs_dev_params():
- */
- ssize_t (*set_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *,
- const char *, ssize_t);
- /*
- * show_configfs_dev_params():
- */
- ssize_t (*show_configfs_dev_params)(struct se_hba *, struct se_subsystem_dev *,
- char *);
- /*
- * get_device_rev():
- */
- u32 (*get_device_rev)(struct se_device *);
- /*
- * get_device_type():
- */
- u32 (*get_device_type)(struct se_device *);
- /*
- * Get the sector_t from a subsystem backstore..
- */
- sector_t (*get_blocks)(struct se_device *);
- /*
- * get_sense_buffer():
- */
- unsigned char *(*get_sense_buffer)(struct se_task *);
-} ____cacheline_aligned;
-
-#endif /* TARGET_CORE_TRANSPORT_H */