Name

scsi_probe_and_add_lun — probe a LUN, if a LUN is found add it

Synopsis

int scsi_probe_and_add_lun (struct scsi_target * starget,
 u64 lun,
 int * bflagsp,
 struct scsi_device ** sdevp,
 enum scsi_scan_mode rescan,
 void * hostdata);
 

Arguments

starget

pointer to target device structure

lun

LUN of target device

bflagsp

store bflags here if not NULL

sdevp

probe the LUN corresponding to this scsi_device

rescan

if not equal to SCSI_SCAN_INITIAL skip some code only needed on first scan

hostdata

passed to scsi_alloc_sdev

Description

Call scsi_probe_lun, if a LUN with an attached device is found, allocate and set it up by calling scsi_add_lun.

SCSI_SCAN_NO_RESPONSE

could not allocate or setup a scsi_device

SCSI_SCAN_TARGET_PRESENT

target responded, but no device is attached at the LUN

SCSI_SCAN_LUN_PRESENT

a new scsi_device was allocated and initialized