SCSI_DEVICE_LOOKUP(9) SCSI mid layer SCSI_DEVICE_LOOKUP(9)NAMEscsi_device_lookup - find a device given the host
SYNOPSIS
struct scsi_device * scsi_device_lookup(struct Scsi_Host * shost,
uint channel, uint id,
uint lun);
ARGUMENTS
shost
SCSI host pointer
channel
SCSI channel (zero if only one channel)
id
SCSI target number (physical unit number)
lun
SCSI Logical Unit Number
DESCRIPTION
Looks up the scsi_device with the specified channel, id, lun for a
given host. The returned scsi_device has an additional reference that
needs to be released with scsi_device_put once you´re done with it.
AUTHORS
James Bottomley <James.Bottomley@hansenpartnership.com>
Author.
Rob Landley <rob@landley.net>
Author.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 SCSI_DEVICE_LOOKUP(9)