diff options
Diffstat (limited to 'drivers/scsi/bfa/bfad_bsg.c')
| -rw-r--r-- | drivers/scsi/bfa/bfad_bsg.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfad_bsg.c b/drivers/scsi/bfa/bfad_bsg.c index be8dfbe13e90..73754032e25c 100644 --- a/drivers/scsi/bfa/bfad_bsg.c +++ b/drivers/scsi/bfa/bfad_bsg.c @@ -2540,6 +2540,33 @@ out: return 0; } +/* + * Set the SCSI device sdev_bflags - sdev_bflags are used by the + * SCSI mid-layer to choose LUN Scanning mode REPORT_LUNS vs. Sequential Scan + * + * Internally iterates over all the ITNIM's part of the im_port & sets the + * sdev_bflags for the scsi_device associated with LUN #0. + */ +static void bfad_reset_sdev_bflags(struct bfad_im_port_s *im_port, + int lunmask_cfg) +{ + const u32 scan_flags = BLIST_NOREPORTLUN | BLIST_SPARSELUN; + struct bfad_itnim_s *itnim; + struct scsi_device *sdev; + + list_for_each_entry(itnim, &im_port->itnim_mapped_list, list_entry) { + sdev = scsi_device_lookup(im_port->shost, itnim->channel, + itnim->scsi_tgt_id, 0); + if (sdev) { + if (lunmask_cfg == BFA_TRUE) + sdev->sdev_bflags |= scan_flags; + else + sdev->sdev_bflags &= ~scan_flags; + scsi_device_put(sdev); + } + } +} + /* Function to reset the LUN SCAN mode */ static void bfad_iocmd_lunmask_reset_lunscan_mode(struct bfad_s *bfad, int lunmask_cfg) |