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authorManish Rangankar <manish.rangankar@qlogic.com>2012-11-23 15:58:41 +0400
committerJames Bottomley <JBottomley@Parallels.com>2013-01-29 06:55:07 +0400
commit930a9f046cfc68ae239f7e411179c1f7ced9d987 (patch)
treeadfd280c9a9ef695a8e3dba432ae155a76e99416 /drivers/scsi/scsi_transport_iscsi.c
parent3dd4849c257af317cd33bcecf7d17b75dabf7540 (diff)
downloadlinux-930a9f046cfc68ae239f7e411179c1f7ced9d987.tar.xz
[SCSI] scsi_transport_iscsi: export iscsi class session's target_id in sysfs.
Signed-off-by: Manish Rangankar <manish.rangankar@qlogic.com> Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/scsi_transport_iscsi.c')
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 31969f2e13ce..dac7f8d14494 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2503,6 +2503,15 @@ show_priv_session_creator(struct device *dev, struct device_attribute *attr,
}
static ISCSI_CLASS_ATTR(priv_sess, creator, S_IRUGO, show_priv_session_creator,
NULL);
+static ssize_t
+show_priv_session_target_id(struct device *dev, struct device_attribute *attr,
+ char *buf)
+{
+ struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent);
+ return sprintf(buf, "%d\n", session->target_id);
+}
+static ISCSI_CLASS_ATTR(priv_sess, target_id, S_IRUGO,
+ show_priv_session_target_id, NULL);
#define iscsi_priv_session_attr_show(field, format) \
static ssize_t \
@@ -2575,6 +2584,7 @@ static struct attribute *iscsi_session_attrs[] = {
&dev_attr_priv_sess_creator.attr,
&dev_attr_sess_chap_out_idx.attr,
&dev_attr_sess_chap_in_idx.attr,
+ &dev_attr_priv_sess_target_id.attr,
NULL,
};
@@ -2638,6 +2648,8 @@ static umode_t iscsi_session_attr_is_visible(struct kobject *kobj,
return S_IRUGO;
else if (attr == &dev_attr_priv_sess_creator.attr)
return S_IRUGO;
+ else if (attr == &dev_attr_priv_sess_target_id.attr)
+ return S_IRUGO;
else {
WARN_ONCE(1, "Invalid session attr");
return 0;