[SCSI] scsi_transport: Export CHAP index as sysfs attribute

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

2 files changed, 11 insertions, 0 deletions

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 7bf0dec46271..fac31730addf 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -2475,6 +2475,8 @@ iscsi_session_attr(username, ISCSI_PARAM_USERNAME, 1);
 iscsi_session_attr(username_in, ISCSI_PARAM_USERNAME_IN, 1);
 iscsi_session_attr(password, ISCSI_PARAM_PASSWORD, 1);
 iscsi_session_attr(password_in, ISCSI_PARAM_PASSWORD_IN, 1);
+iscsi_session_attr(chap_out_idx, ISCSI_PARAM_CHAP_OUT_IDX, 1);
+iscsi_session_attr(chap_in_idx, ISCSI_PARAM_CHAP_IN_IDX, 1);
 iscsi_session_attr(fast_abort, ISCSI_PARAM_FAST_ABORT, 0);
 iscsi_session_attr(abort_tmo, ISCSI_PARAM_ABORT_TMO, 0);
 iscsi_session_attr(lu_reset_tmo, ISCSI_PARAM_LU_RESET_TMO, 0);
@@ -2571,6 +2573,8 @@ static struct attribute *iscsi_session_attrs[] = {
         &dev_attr_priv_sess_recovery_tmo.attr,
         &dev_attr_priv_sess_state.attr,
         &dev_attr_priv_sess_creator.attr,
+        &dev_attr_sess_chap_out_idx.attr,
+        &dev_attr_sess_chap_in_idx.attr,
         NULL,
 };
 
@@ -2602,6 +2606,10 @@ static umode_t iscsi_session_attr_is_visible(struct kobject *kobj,
                 param = ISCSI_PARAM_TARGET_NAME;
         else if (attr == &dev_attr_sess_tpgt.attr)
                 param = ISCSI_PARAM_TPGT;
+        else if (attr == &dev_attr_sess_chap_in_idx.attr)
+                param = ISCSI_PARAM_CHAP_IN_IDX;
+        else if (attr == &dev_attr_sess_chap_out_idx.attr)
+                param = ISCSI_PARAM_CHAP_OUT_IDX;
         else if (attr == &dev_attr_sess_password.attr)
                 param = ISCSI_PARAM_USERNAME;
         else if (attr == &dev_attr_sess_password_in.attr)
diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index 228a8af05129..9c23ee8fd2d3 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -450,6 +450,9 @@ enum iscsi_param {
 
         ISCSI_PARAM_TGT_RESET_TMO,
         ISCSI_PARAM_TARGET_ALIAS,
+
+        ISCSI_PARAM_CHAP_IN_IDX,
+        ISCSI_PARAM_CHAP_OUT_IDX,
         /* must always be last */
         ISCSI_PARAM_MAX,
 };