diff options
Diffstat (limited to 'drivers/scsi/scsi_transport_iscsi.c')
| -rw-r--r-- | drivers/scsi/scsi_transport_iscsi.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 96029e6d027..cfd49143723 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -328,7 +328,7 @@ iscsi_iface_net_attr(iface, vlan_enabled, ISCSI_NET_PARAM_VLAN_ENABLED); iscsi_iface_net_attr(iface, mtu, ISCSI_NET_PARAM_MTU); iscsi_iface_net_attr(iface, port, ISCSI_NET_PARAM_PORT); -static mode_t iscsi_iface_attr_is_visible(struct kobject *kobj, +static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj, struct attribute *attr, int i) { struct device *dev = container_of(kobj, struct device, kobj); @@ -1030,6 +1030,7 @@ iscsi_alloc_session(struct Scsi_Host *shost, struct iscsi_transport *transport, return NULL; session->transport = transport; + session->creator = -1; session->recovery_tmo = 120; session->state = ISCSI_SESSION_FREE; INIT_DELAYED_WORK(&session->recovery_work, session_recovery_timedout); @@ -1634,8 +1635,9 @@ EXPORT_SYMBOL_GPL(iscsi_session_event); static int iscsi_if_create_session(struct iscsi_internal *priv, struct iscsi_endpoint *ep, - struct iscsi_uevent *ev, uint32_t initial_cmdsn, - uint16_t cmds_max, uint16_t queue_depth) + struct iscsi_uevent *ev, pid_t pid, + uint32_t initial_cmdsn, uint16_t cmds_max, + uint16_t queue_depth) { struct iscsi_transport *transport = priv->iscsi_transport; struct iscsi_cls_session *session; @@ -1646,6 +1648,7 @@ iscsi_if_create_session(struct iscsi_internal *priv, struct iscsi_endpoint *ep, if (!session) return -ENOMEM; + session->creator = pid; shost = iscsi_session_to_shost(session); ev->r.c_session_ret.host_no = shost->host_no; ev->r.c_session_ret.sid = session->sid; @@ -1938,6 +1941,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) switch (nlh->nlmsg_type) { case ISCSI_UEVENT_CREATE_SESSION: err = iscsi_if_create_session(priv, ep, ev, + NETLINK_CREDS(skb)->pid, ev->u.c_session.initial_cmdsn, ev->u.c_session.cmds_max, ev->u.c_session.queue_depth); @@ -1950,6 +1954,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) } err = iscsi_if_create_session(priv, ep, ev, + NETLINK_CREDS(skb)->pid, ev->u.c_bound_session.initial_cmdsn, ev->u.c_bound_session.cmds_max, ev->u.c_bound_session.queue_depth); @@ -2199,7 +2204,7 @@ static struct attribute *iscsi_conn_attrs[] = { NULL, }; -static mode_t iscsi_conn_attr_is_visible(struct kobject *kobj, +static umode_t iscsi_conn_attr_is_visible(struct kobject *kobj, struct attribute *attr, int i) { struct device *cdev = container_of(kobj, struct device, kobj); @@ -2298,6 +2303,15 @@ show_priv_session_state(struct device *dev, struct device_attribute *attr, } static ISCSI_CLASS_ATTR(priv_sess, state, S_IRUGO, show_priv_session_state, NULL); +static ssize_t +show_priv_session_creator(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->creator); +} +static ISCSI_CLASS_ATTR(priv_sess, creator, S_IRUGO, show_priv_session_creator, + NULL); #define iscsi_priv_session_attr_show(field, format) \ static ssize_t \ @@ -2367,10 +2381,11 @@ static struct attribute *iscsi_session_attrs[] = { &dev_attr_sess_targetalias.attr, &dev_attr_priv_sess_recovery_tmo.attr, &dev_attr_priv_sess_state.attr, + &dev_attr_priv_sess_creator.attr, NULL, }; -static mode_t iscsi_session_attr_is_visible(struct kobject *kobj, +static umode_t iscsi_session_attr_is_visible(struct kobject *kobj, struct attribute *attr, int i) { struct device *cdev = container_of(kobj, struct device, kobj); @@ -2424,6 +2439,8 @@ static mode_t iscsi_session_attr_is_visible(struct kobject *kobj, return S_IRUGO | S_IWUSR; else if (attr == &dev_attr_priv_sess_state.attr) return S_IRUGO; + else if (attr == &dev_attr_priv_sess_creator.attr) + return S_IRUGO; else { WARN_ONCE(1, "Invalid session attr"); return 0; @@ -2468,7 +2485,7 @@ static struct attribute *iscsi_host_attrs[] = { NULL, }; -static mode_t iscsi_host_attr_is_visible(struct kobject *kobj, +static umode_t iscsi_host_attr_is_visible(struct kobject *kobj, struct attribute *attr, int i) { struct device *cdev = container_of(kobj, struct device, kobj); |