static int tcm_loop_write_pending(struct se_cmd *se_cmd)
{
/*
* Since Linux/SCSI has already sent down a struct scsi_cmnd
* sc->sc_data_direction of DMA_TO_DEVICE with struct scatterlist array
* memory, and memory has already been mapped to struct se_cmd->t_mem_list
* format with transport_generic_map_mem_to_cmd().
*
* We now tell TCM to add this WRITE CDB directly into the TCM storage
* object execution queue.
*/
target_execute_cmd(se_cmd);
return 0;
}
static int target_xcopy_issue_pt_cmd(struct xcopy_pt_cmd *xpt_cmd)
{
struct se_cmd *se_cmd = &xpt_cmd->se_cmd;
sense_reason_t sense_rc;
sense_rc = transport_generic_new_cmd(se_cmd);
if (sense_rc)
return -EINVAL;
if (se_cmd->data_direction == DMA_TO_DEVICE)
target_execute_cmd(se_cmd);
wait_for_completion_interruptible(&xpt_cmd->xpt_passthrough_sem);
pr_debug("target_xcopy_issue_pt_cmd(): SCSI status: 0x%02x\n",
se_cmd->scsi_status);
return (se_cmd->scsi_status) ? -EINVAL : 0;
}
static void ft_execute_work(struct work_struct *work)
{
struct ft_cmd *cmd = container_of(work, struct ft_cmd, work);
target_execute_cmd(&cmd->se_cmd);
}