> -----Original Message----- > From: Hannes Reinecke [mailto:hare@xxxxxxx] > Sent: Friday, November 18, 2016 1:33 AM > To: Martin K. Petersen > Cc: Christoph Hellwig; James Bottomley; Don Brace; Martin Wilck; linux- > scsi@xxxxxxxxxxxxxxx; Hannes Reinecke; Hannes Reinecke > Subject: [PATCH 3/3] hpsa: add 'ctlr_num' sysfs attribute > > EXTERNAL EMAIL > > > Add a sysfs attribute 'ctlr_num' holding the current HPSA controller > number. This is required to construct compability 'cciss' links. > > Signed-off-by: Hannes Reinecke <hare@xxxxxxxx> > --- > drivers/scsi/hpsa.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c > index 3d89f74..5834117 100644 > --- a/drivers/scsi/hpsa.c > +++ b/drivers/scsi/hpsa.c > @@ -867,6 +867,16 @@ static ssize_t path_info_show(struct device *dev, > return output_len; > } > > +static ssize_t host_show_ctlr_num(struct device *dev, > + struct device_attribute *attr, char *buf) > +{ > + struct ctlr_info *h; > + struct Scsi_Host *shost = class_to_shost(dev); > + > + h = shost_to_hba(shost); > + return snprintf(buf, 20, "%d\n", h->ctlr); > +} > + > static DEVICE_ATTR(raid_level, S_IRUGO, raid_level_show, NULL); > static DEVICE_ATTR(lunid, S_IRUGO, lunid_show, NULL); > static DEVICE_ATTR(unique_id, S_IRUGO, unique_id_show, NULL); > @@ -890,6 +900,8 @@ static DEVICE_ATTR(resettable, S_IRUGO, > host_show_resettable, NULL); > static DEVICE_ATTR(lockup_detected, S_IRUGO, > host_show_lockup_detected, NULL); > +static DEVICE_ATTR(ctlr_num, S_IRUGO, > + host_show_ctlr_num, NULL); > > static struct device_attribute *hpsa_sdev_attrs[] = { > &dev_attr_raid_level, > @@ -910,6 +922,7 @@ static DEVICE_ATTR(lockup_detected, S_IRUGO, > &dev_attr_hp_ssd_smart_path_status, > &dev_attr_raid_offload_debug, > &dev_attr_lockup_detected, > + &dev_attr_ctlr_num, > NULL, > }; > > -- > 1.8.5.6 Acked-by: Don Brace <don.brace@xxxxxxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
