netdevsim: create devlink and netdev instances in namespace

When user does create new netdevsim instance using sysfs bus file,
create the devlink instance and related netdev instance in the namespace
of the caller.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/netdevsim/bus.c b/drivers/net/netdevsim/bus.c
index 1a0ff3d7747b258065dbc465dd9799bbbc0f6fd4..6aeed0c600f840f0b0f422571bb4edbf72a3fbef 100644 (file)
--- a/drivers/net/netdevsim/bus.c
+++ b/drivers/net/netdevsim/bus.c
@@ -283,6 +283,7 @@ nsim_bus_dev_new(unsigned int id, unsigned int port_count)
        nsim_bus_dev->dev.bus = &nsim_bus;
        nsim_bus_dev->dev.type = &nsim_bus_dev_type;
        nsim_bus_dev->port_count = port_count;
+       nsim_bus_dev->initial_net = current->nsproxy->net_ns;
 
        err = device_register(&nsim_bus_dev->dev);
        if (err)

diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
index 3f3c7cc210770c46ebaa4e91d0578ff2b54b99e0..fbc4cdcfe551adf4c5976140d7ece7938c41fe81 100644 (file)
--- a/drivers/net/netdevsim/dev.c
+++ b/drivers/net/netdevsim/dev.c
@@ -726,6 +726,7 @@ static struct nsim_dev *nsim_dev_create(struct nsim_bus_dev *nsim_bus_dev)
        devlink = devlink_alloc(&nsim_dev_devlink_ops, sizeof(*nsim_dev));
        if (!devlink)
                return ERR_PTR(-ENOMEM);
+       devlink_net_set(devlink, nsim_bus_dev->initial_net);
        nsim_dev = devlink_priv(devlink);
        nsim_dev->nsim_bus_dev = nsim_bus_dev;
        nsim_dev->switch_id.id_len = sizeof(nsim_dev->switch_id.id);

diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h
index 198ca31cec94c4f7fddab2df32dc4da924204b67..8168a5475fe71466b5e94953be013b8c775e8499 100644 (file)
--- a/drivers/net/netdevsim/netdevsim.h
+++ b/drivers/net/netdevsim/netdevsim.h
@@ -220,6 +220,9 @@ struct nsim_bus_dev {
        struct device dev;
        struct list_head list;
        unsigned int port_count;
+       struct net *initial_net; /* Purpose of this is to carry net pointer
+                                 * during the probe time only.
+                                 */
        unsigned int num_vfs;
        struct nsim_vf_config *vfconfigs;
 };