Allocate and setup a scsi_device
struct scsi_device * scsi_alloc_sdev(struct scsi_target * starget, unsigned int lun, void * hostdata);
starget
which target to allocate a scsi_device for
lun
which lun
hostdata
usually NULL and set by ->slave_alloc instead
Allocate, initialize for io, and return a pointer to a scsi_Device. Stores the shost, channel, id, and lun in the scsi_Device, and adds scsi_Device to the appropriate list.
scsi_Device pointer, or NULL on failure.