| SCSI_DEVICE_LOOKUP(9) | SCSI mid layer | SCSI_DEVICE_LOOKUP(9) |
NAME¶
scsi_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.
COPYRIGHT¶
| June 2024 | Kernel Hackers Manual 3.10 |