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-rw-r--r--include/target/target_core_backend.h17
-rw-r--r--include/target/target_core_base.h56
-rw-r--r--include/target/target_core_fabric.h15
3 files changed, 32 insertions, 56 deletions
diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h
index 2d7db85e93ae..f1405d335a96 100644
--- a/include/target/target_core_backend.h
+++ b/include/target/target_core_backend.h
@@ -24,10 +24,8 @@ struct se_subsystem_api {
struct se_subsystem_dev *, void *);
void (*free_device)(void *);
int (*transport_complete)(struct se_cmd *cmd, struct scatterlist *);
- int (*execute_cmd)(struct se_cmd *, struct scatterlist *, u32,
- enum dma_data_direction);
- int (*do_discard)(struct se_device *, sector_t, u32);
- void (*do_sync_cache)(struct se_cmd *);
+
+ int (*parse_cdb)(struct se_cmd *cmd);
ssize_t (*check_configfs_dev_params)(struct se_hba *,
struct se_subsystem_dev *);
ssize_t (*set_configfs_dev_params)(struct se_hba *,
@@ -40,6 +38,13 @@ struct se_subsystem_api {
unsigned char *(*get_sense_buffer)(struct se_cmd *);
};
+struct spc_ops {
+ int (*execute_rw)(struct se_cmd *cmd);
+ int (*execute_sync_cache)(struct se_cmd *cmd);
+ int (*execute_write_same)(struct se_cmd *cmd);
+ int (*execute_unmap)(struct se_cmd *cmd);
+};
+
int transport_subsystem_register(struct se_subsystem_api *);
void transport_subsystem_release(struct se_subsystem_api *);
@@ -49,6 +54,10 @@ struct se_device *transport_add_device_to_core_hba(struct se_hba *,
void target_complete_cmd(struct se_cmd *, u8);
+int sbc_parse_cdb(struct se_cmd *cmd, struct spc_ops *ops);
+int spc_parse_cdb(struct se_cmd *cmd, unsigned int *size);
+int spc_get_write_same_sectors(struct se_cmd *cmd);
+
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 *);
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index dc35d8660aa6..128ce46fa48a 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -145,12 +145,9 @@ enum transport_state_table {
TRANSPORT_NO_STATE = 0,
TRANSPORT_NEW_CMD = 1,
TRANSPORT_WRITE_PENDING = 3,
- TRANSPORT_PROCESS_WRITE = 4,
TRANSPORT_PROCESSING = 5,
TRANSPORT_COMPLETE = 6,
- TRANSPORT_PROCESS_TMR = 9,
TRANSPORT_ISTATE_PROCESSING = 11,
- TRANSPORT_NEW_CMD_MAP = 16,
TRANSPORT_COMPLETE_QF_WP = 18,
TRANSPORT_COMPLETE_QF_OK = 19,
};
@@ -160,25 +157,20 @@ enum se_cmd_flags_table {
SCF_SUPPORTED_SAM_OPCODE = 0x00000001,
SCF_TRANSPORT_TASK_SENSE = 0x00000002,
SCF_EMULATED_TASK_SENSE = 0x00000004,
- SCF_SCSI_DATA_SG_IO_CDB = 0x00000008,
- SCF_SCSI_CONTROL_SG_IO_CDB = 0x00000010,
- SCF_SCSI_NON_DATA_CDB = 0x00000020,
- SCF_SCSI_TMR_CDB = 0x00000040,
- SCF_SCSI_CDB_EXCEPTION = 0x00000080,
- SCF_SCSI_RESERVATION_CONFLICT = 0x00000100,
- SCF_FUA = 0x00000200,
- SCF_SE_LUN_CMD = 0x00000800,
- SCF_SE_ALLOW_EOO = 0x00001000,
- SCF_BIDI = 0x00002000,
- SCF_SENT_CHECK_CONDITION = 0x00004000,
- SCF_OVERFLOW_BIT = 0x00008000,
- SCF_UNDERFLOW_BIT = 0x00010000,
- SCF_SENT_DELAYED_TAS = 0x00020000,
- SCF_ALUA_NON_OPTIMIZED = 0x00040000,
- SCF_DELAYED_CMD_FROM_SAM_ATTR = 0x00080000,
- SCF_UNUSED = 0x00100000,
- SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00200000,
- SCF_ACK_KREF = 0x00400000,
+ SCF_SCSI_DATA_CDB = 0x00000008,
+ SCF_SCSI_TMR_CDB = 0x00000010,
+ SCF_SCSI_CDB_EXCEPTION = 0x00000020,
+ SCF_SCSI_RESERVATION_CONFLICT = 0x00000040,
+ SCF_FUA = 0x00000080,
+ SCF_SE_LUN_CMD = 0x00000100,
+ SCF_BIDI = 0x00000400,
+ SCF_SENT_CHECK_CONDITION = 0x00000800,
+ SCF_OVERFLOW_BIT = 0x00001000,
+ SCF_UNDERFLOW_BIT = 0x00002000,
+ SCF_SENT_DELAYED_TAS = 0x00004000,
+ SCF_ALUA_NON_OPTIMIZED = 0x00008000,
+ SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00020000,
+ SCF_ACK_KREF = 0x00040000,
};
/* struct se_dev_entry->lun_flags and struct se_lun->lun_access */
@@ -220,6 +212,7 @@ enum tcm_sense_reason_table {
TCM_CHECK_CONDITION_UNIT_ATTENTION = 0x0e,
TCM_CHECK_CONDITION_NOT_READY = 0x0f,
TCM_RESERVATION_CONFLICT = 0x10,
+ TCM_ADDRESS_OUT_OF_RANGE = 0x11,
};
enum target_sc_flags_table {
@@ -471,13 +464,6 @@ struct t10_reservation {
struct t10_reservation_ops pr_ops;
};
-struct se_queue_obj {
- atomic_t queue_cnt;
- spinlock_t cmd_queue_lock;
- struct list_head qobj_list;
- wait_queue_head_t thread_wq;
-};
-
struct se_tmr_req {
/* Task Management function to be performed */
u8 function;
@@ -486,11 +472,8 @@ struct se_tmr_req {
int call_transport;
/* Reference to ITT that Task Mgmt should be performed */
u32 ref_task_tag;
- /* 64-bit encoded SAM LUN from $FABRIC_MOD TMR header */
- u64 ref_task_lun;
void *fabric_tmr_ptr;
struct se_cmd *task_cmd;
- struct se_cmd *ref_cmd;
struct se_device *tmr_dev;
struct se_lun *tmr_lun;
struct list_head tmr_list;
@@ -537,7 +520,6 @@ struct se_cmd {
/* Only used for internal passthrough and legacy TCM fabric modules */
struct se_session *se_sess;
struct se_tmr_req *se_tmr_req;
- struct list_head se_queue_node;
struct list_head se_cmd_list;
struct completion cmd_wait_comp;
struct kref cmd_kref;
@@ -575,7 +557,6 @@ struct se_cmd {
struct scatterlist *t_bidi_data_sg;
unsigned int t_bidi_data_nents;
- struct list_head execute_list;
struct list_head state_list;
bool state_active;
@@ -633,7 +614,6 @@ struct se_session {
struct list_head sess_list;
struct list_head sess_acl_list;
struct list_head sess_cmd_list;
- struct list_head sess_wait_list;
spinlock_t sess_cmd_lock;
struct kref sess_kref;
};
@@ -780,13 +760,11 @@ struct se_device {
/* Active commands on this virtual SE device */
atomic_t simple_cmds;
atomic_t dev_ordered_id;
- atomic_t execute_tasks;
atomic_t dev_ordered_sync;
atomic_t dev_qf_count;
struct se_obj dev_obj;
struct se_obj dev_access_obj;
struct se_obj dev_export_obj;
- struct se_queue_obj dev_queue_obj;
spinlock_t delayed_cmd_lock;
spinlock_t execute_task_lock;
spinlock_t dev_reservation_lock;
@@ -802,11 +780,9 @@ struct se_device {
struct t10_pr_registration *dev_pr_res_holder;
struct list_head dev_sep_list;
struct list_head dev_tmr_list;
- /* Pointer to descriptor for processing thread */
- struct task_struct *process_thread;
+ struct workqueue_struct *tmr_wq;
struct work_struct qf_work_queue;
struct list_head delayed_cmd_list;
- struct list_head execute_list;
struct list_head state_list;
struct list_head qf_cmd_list;
/* Pointer to associated SE HBA */
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h
index c78a23333c4f..69fb3cfd02d7 100644
--- a/include/target/target_core_fabric.h
+++ b/include/target/target_core_fabric.h
@@ -33,12 +33,6 @@ struct target_core_fabric_ops {
struct se_node_acl *);
u32 (*tpg_get_inst_index)(struct se_portal_group *);
/*
- * Optional function pointer for TCM to perform command map
- * from TCM processing thread context, for those struct se_cmd
- * initially allocated in interrupt context.
- */
- int (*new_cmd_map)(struct se_cmd *);
- /*
* Optional to release struct se_cmd and fabric dependent allocated
* I/O descriptor in transport_cmd_check_stop().
*
@@ -108,20 +102,18 @@ 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 target_setup_cmd_from_cdb(struct se_cmd *, unsigned char *);
-void target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *,
+int target_submit_cmd(struct se_cmd *, struct se_session *, unsigned char *,
unsigned char *, u32, u32, int, int, int);
int target_submit_tmr(struct se_cmd *se_cmd, struct se_session *se_sess,
unsigned char *sense, u32 unpacked_lun,
void *fabric_tmr_ptr, unsigned char tm_type,
gfp_t, unsigned 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);
int transport_generic_new_cmd(struct se_cmd *);
-void transport_generic_process_write(struct se_cmd *);
+void target_execute_cmd(struct se_cmd *cmd);
void transport_generic_free_cmd(struct se_cmd *, int);
@@ -129,9 +121,8 @@ 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_sess_cmd_list_set_waiting(struct se_session *);
void target_wait_for_sess_cmds(struct se_session *, int);
int core_alua_check_nonop_delay(struct se_cmd *);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 02:11:27 +0000