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SCSI_PROBE_AND_ADD_L(9) SCSI mid layer SCSI_PROBE_AND_ADD_L(9)

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

struct scsi_target * starget
pointer to target device structure

u64 lun

LUN of target device

int * bflagsp

store bflags here if not NULL

struct scsi_device ** sdevp

probe the LUN corresponding to this scsi_device

enum scsi_scan_mode rescan

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

void * 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.

RETURN

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

AUTHORS

James Bottomley <James.Bottomley@hansenpartnership.com>
Author.

Rob Landley <rob@landley.net>

Author.

COPYRIGHT

September 2017 Kernel Hackers Manual 4.12