[PATCH 9/9] iscsi: filter flashnode sysfs by net namespace

From: Chris Leech
Date: Tue Oct 31 2017 - 18:42:03 EST


Finished the net namespace support for flashnode sysfs devices

Signed-off-by: Chris Leech <cleech@xxxxxxxxxx>
---
drivers/scsi/scsi_transport_iscsi.c | 33 +++++++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)

diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 5ffda170ac9d..783971d72c4c 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -1268,8 +1268,41 @@ static int iscsi_is_flashnode_conn_dev(struct device *dev, void *data)
return dev->type == &iscsi_flashnode_conn_dev_type;
}

+static struct net *iscsi_flashnode_sess_net(struct iscsi_flash_session *f_sess)
+{
+ struct Scsi_Host *shost = iscsi_flash_session_to_shost(f_sess);
+ struct iscsi_cls_host *ihost = shost->shost_data;
+
+ return iscsi_host_net(ihost);
+}
+
+static struct net *iscsi_flashnode_conn_net(struct iscsi_flash_conn *f_conn)
+{
+ struct iscsi_flash_session *f_sess =
+ iscsi_flash_conn_to_flash_session(f_conn);
+
+ return iscsi_flashnode_sess_net(f_sess);
+}
+
+static const void *iscsi_flashnode_namespace(struct device *dev)
+{
+ struct iscsi_flash_conn *f_conn;
+ struct iscsi_flash_session *f_sess;
+
+ if (iscsi_is_flashnode_conn_dev(dev, NULL)) {
+ f_conn = iscsi_dev_to_flash_conn(dev);
+ return iscsi_flashnode_conn_net(f_conn);
+ } else if (iscsi_is_flashnode_session_dev(dev)) {
+ f_sess = iscsi_dev_to_flash_session(dev);
+ return iscsi_flashnode_sess_net(f_sess);
+ }
+ return NULL;
+}
+
static struct class iscsi_flashnode = {
.name = "iscsi_flashnode",
+ .ns_type = &net_ns_type_operations,
+ .namespace = iscsi_flashnode_namespace,
};

/**
--
2.9.5