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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

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

January 2017 Kernel Hackers Manual 4.8.