diff options
Diffstat (limited to 'include/target/target_core_base.h')
| -rw-r--r-- | include/target/target_core_base.h | 59 |
1 files changed, 18 insertions, 41 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index aaccc5f5fc9f..dc35d8660aa6 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -73,9 +73,8 @@ /* * struct se_device->dev_flags */ -#define DF_READ_ONLY 0x00000001 -#define DF_SPC2_RESERVATIONS 0x00000002 -#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000004 +#define DF_SPC2_RESERVATIONS 0x00000001 +#define DF_SPC2_RESERVATIONS_WITH_ISID 0x00000002 /* struct se_dev_attrib sanity values */ /* Default max_unmap_lba_count */ @@ -141,14 +140,6 @@ enum transport_tpg_type_table { TRANSPORT_TPG_TYPE_DISCOVERY = 1, }; -/* 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 */ enum transport_state_table { TRANSPORT_NO_STATE = 0, @@ -234,6 +225,7 @@ enum tcm_sense_reason_table { enum target_sc_flags_table { TARGET_SCF_BIDI_OP = 0x01, TARGET_SCF_ACK_KREF = 0x02, + TARGET_SCF_UNKNOWN_SIZE = 0x04, }; /* fabric independent task management function values */ @@ -338,6 +330,7 @@ struct t10_alua_tg_pt_gp { int tg_pt_gp_alua_access_type; int tg_pt_gp_nonop_delay_msecs; int tg_pt_gp_trans_delay_msecs; + int tg_pt_gp_implict_trans_secs; int tg_pt_gp_pref; int tg_pt_gp_write_metadata; /* Used by struct t10_alua_tg_pt_gp->tg_pt_gp_md_buf_len */ @@ -485,23 +478,6 @@ struct se_queue_obj { wait_queue_head_t thread_wq; }; -struct se_task { - unsigned long long task_lba; - u32 task_sectors; - u32 task_size; - struct se_cmd *task_se_cmd; - struct scatterlist *task_sg; - u32 task_sg_nents; - u16 task_flags; - u8 task_scsi_status; - enum dma_data_direction task_data_direction; - 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; -}; - struct se_tmr_req { /* Task Management function to be performed */ u8 function; @@ -538,6 +514,7 @@ struct se_cmd { /* Used to signal cmd->se_tfo->check_release_cmd() usage per cmd */ unsigned check_release:1; unsigned cmd_wait_set:1; + unsigned unknown_data_length:1; /* See se_cmd_flags_table */ u32 se_cmd_flags; u32 se_ordered_id; @@ -565,18 +542,13 @@ struct se_cmd { struct completion cmd_wait_comp; struct kref cmd_kref; struct target_core_fabric_ops *se_tfo; - int (*execute_task)(struct se_task *); + int (*execute_cmd)(struct se_cmd *); void (*transport_complete_callback)(struct se_cmd *); unsigned char *t_task_cdb; unsigned char __t_task_cdb[TCM_MAX_COMMAND_SIZE]; unsigned long long t_task_lba; - u32 t_tasks_sg_chained_no; atomic_t t_fe_count; - atomic_t t_se_count; - atomic_t t_task_cdbs_left; - atomic_t t_task_cdbs_ex_left; - atomic_t t_task_cdbs_sent; unsigned int transport_state; #define CMD_T_ABORTED (1 << 0) #define CMD_T_ACTIVE (1 << 1) @@ -588,11 +560,12 @@ struct se_cmd { #define CMD_T_LUN_STOP (1 << 7) #define CMD_T_LUN_FE_STOP (1 << 8) #define CMD_T_DEV_ACTIVE (1 << 9) +#define CMD_T_REQUEST_STOP (1 << 10) +#define CMD_T_BUSY (1 << 11) spinlock_t t_state_lock; struct completion t_transport_stop_comp; struct completion transport_lun_fe_stop_comp; struct completion transport_lun_stop_comp; - struct scatterlist *t_tasks_sg_chained; struct work_struct work; @@ -602,10 +575,15 @@ struct se_cmd { struct scatterlist *t_bidi_data_sg; unsigned int t_bidi_data_nents; - /* Used for BIDI READ */ - struct list_head t_task_list; - u32 t_task_list_num; + struct list_head execute_list; + struct list_head state_list; + bool state_active; + + /* old task stop completion, consider merging with some of the above */ + struct completion task_stop_comp; + /* backend private data */ + void *priv; }; struct se_ua { @@ -731,7 +709,6 @@ struct se_dev_attrib { u32 hw_block_size; u32 block_size; u32 hw_max_sectors; - u32 max_sectors; u32 fabric_max_sectors; u32 optimal_sectors; u32 hw_queue_depth; @@ -829,8 +806,8 @@ struct se_device { struct task_struct *process_thread; struct work_struct qf_work_queue; struct list_head delayed_cmd_list; - struct list_head execute_task_list; - struct list_head state_task_list; + struct list_head execute_list; + struct list_head state_list; struct list_head qf_cmd_list; /* Pointer to associated SE HBA */ struct se_hba *se_hba; |