other versions
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, u64 lun);
ARGUMENTS¶
struct Scsi_Host * shost
SCSI host pointer
uint channel
SCSI channel (zero if only one channel)
uint id
SCSI target number (physical unit number)
u64 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¶
September 2017 | Kernel Hackers Manual 4.12 |