diff options
Diffstat (limited to 'include/target/target_core_base.h')
| -rw-r--r-- | include/target/target_core_base.h | 59 |
1 files changed, 39 insertions, 20 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 54dcc0eb25fa..d1f7d2a45354 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -127,25 +127,25 @@ enum transport_state_table { /* Used for struct se_cmd->se_cmd_flags */ enum se_cmd_flags_table { - SCF_SUPPORTED_SAM_OPCODE = 0x00000001, - SCF_TRANSPORT_TASK_SENSE = 0x00000002, - SCF_EMULATED_TASK_SENSE = 0x00000004, - SCF_SCSI_DATA_CDB = 0x00000008, - SCF_SCSI_TMR_CDB = 0x00000010, - 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_ALUA_NON_OPTIMIZED = 0x00008000, - SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00020000, - SCF_COMPARE_AND_WRITE = 0x00080000, - SCF_PASSTHROUGH_PROT_SG_TO_MEM_NOALLOC = 0x00200000, - SCF_ACK_KREF = 0x00400000, - SCF_USE_CPUID = 0x00800000, - SCF_TASK_ATTR_SET = 0x01000000, - SCF_TREAT_READ_AS_NORMAL = 0x02000000, + SCF_SUPPORTED_SAM_OPCODE = (1 << 0), + SCF_TRANSPORT_TASK_SENSE = (1 << 1), + SCF_EMULATED_TASK_SENSE = (1 << 2), + SCF_SCSI_DATA_CDB = (1 << 3), + SCF_SCSI_TMR_CDB = (1 << 4), + SCF_FUA = (1 << 5), + SCF_SE_LUN_CMD = (1 << 6), + SCF_BIDI = (1 << 7), + SCF_SENT_CHECK_CONDITION = (1 << 8), + SCF_OVERFLOW_BIT = (1 << 9), + SCF_UNDERFLOW_BIT = (1 << 10), + SCF_ALUA_NON_OPTIMIZED = (1 << 11), + SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = (1 << 12), + SCF_COMPARE_AND_WRITE = (1 << 13), + SCF_PASSTHROUGH_PROT_SG_TO_MEM_NOALLOC = (1 << 14), + SCF_ACK_KREF = (1 << 15), + SCF_USE_CPUID = (1 << 16), + SCF_TASK_ATTR_SET = (1 << 17), + SCF_TREAT_READ_AS_NORMAL = (1 << 18), }; /* @@ -488,7 +488,7 @@ 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_cmd_list; + struct llist_node se_cmd_list; struct completion *free_compl; struct completion *abrt_compl; const struct target_core_fabric_ops *se_tfo; @@ -765,9 +765,19 @@ struct se_dev_stat_grps { struct config_group scsi_lu_group; }; +struct se_cmd_queue { + struct llist_head cmd_list; + struct work_struct work; +}; + +struct se_dev_plug { + struct se_device *se_dev; +}; + struct se_device_queue { struct list_head state_list; spinlock_t lock; + struct se_cmd_queue sq; }; struct se_device { @@ -934,11 +944,20 @@ static inline struct se_portal_group *param_to_tpg(struct config_item *item) tpg_param_group); } +enum { + /* Use se_cmd's cpuid for completion */ + SE_COMPL_AFFINITY_CPUID = -1, + /* Complete on current CPU */ + SE_COMPL_AFFINITY_CURR_CPU = -2, +}; + struct se_wwn { struct target_fabric_configfs *wwn_tf; void *priv; struct config_group wwn_group; struct config_group fabric_stat_group; + struct config_group param_group; + int cmd_compl_affinity; }; static inline void atomic_inc_mb(atomic_t *v) |