diff options
Diffstat (limited to 'drivers/target/target_core_transport.c')
| -rw-r--r-- | drivers/target/target_core_transport.c | 50 |
1 files changed, 19 insertions, 31 deletions
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index 717f84a9b42b..3ad8db2d3ad3 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -2156,12 +2156,12 @@ check_depth: spin_unlock_irqrestore(&cmd->t_state_lock, flags); /* - * The struct se_cmd->transport_emulate_cdb() function pointer is used + * The struct se_cmd->execute_task() function pointer is used * to grab REPORT_LUNS and other CDBs we want to handle before they hit the * struct se_subsystem_api->do_task() caller below. */ - if (cmd->transport_emulate_cdb) { - error = cmd->transport_emulate_cdb(cmd); + if (cmd->execute_task) { + error = cmd->execute_task(task); if (error != 0) { cmd->transport_error_status = error; spin_lock_irqsave(&cmd->t_state_lock, flags); @@ -2174,7 +2174,7 @@ check_depth: goto check_depth; } /* - * Handle the successful completion for transport_emulate_cdb() + * Handle the successful completion for execute_task() * for synchronous operation, following SCF_EMULATE_CDB_ASYNC * Otherwise the caller is expected to complete the task with * proper status. @@ -2795,12 +2795,10 @@ static int transport_generic_cmd_sequencer( /* * Check for emulated MI_REPORT_TARGET_PGS. */ - if (cdb[1] == MI_REPORT_TARGET_PGS) { - cmd->transport_emulate_cdb = - (su_dev->t10_alua.alua_type == - SPC3_ALUA_EMULATED) ? - core_emulate_report_target_port_groups : - NULL; + if (cdb[1] == MI_REPORT_TARGET_PGS && + su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) { + cmd->execute_task = + target_emulate_report_target_port_groups; } size = (cdb[6] << 24) | (cdb[7] << 16) | (cdb[8] << 8) | cdb[9]; @@ -2843,13 +2841,13 @@ static int transport_generic_cmd_sequencer( break; case PERSISTENT_RESERVE_IN: if (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS) - cmd->transport_emulate_cdb = target_scsi3_emulate_pr_in; + cmd->execute_task = target_scsi3_emulate_pr_in; size = (cdb[7] << 8) + cdb[8]; cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB; break; case PERSISTENT_RESERVE_OUT: if (su_dev->t10_pr.res_type == SPC3_PERSISTENT_RESERVATIONS) - cmd->transport_emulate_cdb = target_scsi3_emulate_pr_out; + cmd->execute_task = target_scsi3_emulate_pr_out; size = (cdb[7] << 8) + cdb[8]; cmd->se_cmd_flags |= SCF_SCSI_CONTROL_SG_IO_CDB; break; @@ -2868,12 +2866,10 @@ static int transport_generic_cmd_sequencer( * * Check for emulated MO_SET_TARGET_PGS. */ - if (cdb[1] == MO_SET_TARGET_PGS) { - cmd->transport_emulate_cdb = - (su_dev->t10_alua.alua_type == - SPC3_ALUA_EMULATED) ? - core_emulate_set_target_port_groups : - NULL; + if (cdb[1] == MO_SET_TARGET_PGS && + su_dev->t10_alua.alua_type == SPC3_ALUA_EMULATED) { + cmd->execute_task = + target_emulate_set_target_port_groups; } size = (cdb[6] << 24) | (cdb[7] << 16) | @@ -2966,10 +2962,8 @@ static int transport_generic_cmd_sequencer( * is running in SPC_PASSTHROUGH, and wants reservations * emulation disabled. */ - if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) { - cmd->transport_emulate_cdb = - target_scsi2_reservation_reserve; - } + if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) + cmd->execute_task = target_scsi2_reservation_reserve; cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; break; case RELEASE: @@ -2983,10 +2977,8 @@ static int transport_generic_cmd_sequencer( else size = cmd->data_length; - if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) { - cmd->transport_emulate_cdb = - target_scsi2_reservation_release; - } + if (su_dev->t10_pr.res_type != SPC_PASSTHROUGH) + cmd->execute_task = target_scsi2_reservation_release; cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; break; case SYNCHRONIZE_CACHE: @@ -3007,9 +2999,6 @@ static int transport_generic_cmd_sequencer( size = transport_get_size(sectors, cdb, cmd); cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; - /* - * For TCM/pSCSI passthrough, skip cmd->transport_emulate_cdb() - */ if (dev->transport->transport_type == TRANSPORT_PLUGIN_PHBA_PDEV) break; /* @@ -3086,8 +3075,7 @@ static int transport_generic_cmd_sequencer( cmd->se_cmd_flags |= SCF_SCSI_NON_DATA_CDB; break; case REPORT_LUNS: - cmd->transport_emulate_cdb = - transport_core_report_lun_response; + cmd->execute_task = target_report_luns; size = (cdb[6] << 24) | (cdb[7] << 16) | (cdb[8] << 8) | cdb[9]; /* * Do implict HEAD_OF_QUEUE processing for REPORT_LUNS |