From: Eli Cohen Date: Tue, 15 Jul 2008 06:48:51 +0000 (-0700) Subject: IPoIB: Use dev_set_mtu() to change mtu X-Git-Tag: v3.12-rc1~20083^2~12 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bd3606715effbf37df986548c43bbed0842b49d5;p=kernel%2Fkernel-generic.git IPoIB: Use dev_set_mtu() to change mtu When the driver sets the MTU of the net device outside of its change_mtu method, it should make use of dev_set_mtu() instead of directly setting the mtu field of struct netdevice. Otherwise functions registered to be called upon MTU change will not get called (this is done through call_netdevice_notifiers() in dev_set_mtu()). Signed-off-by: Eli Cohen Signed-off-by: Roland Dreier --- diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index b426913..87f9f3e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -1458,7 +1458,7 @@ static ssize_t set_mode(struct device *d, struct device_attribute *attr, if (priv->hca_caps & IB_DEVICE_UD_TSO) dev->features |= NETIF_F_TSO; } - dev->mtu = min(priv->mcast_mtu, dev->mtu); + dev_set_mtu(dev, min(priv->mcast_mtu, dev->mtu)); rtnl_unlock(); ipoib_flush_paths(dev); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index be1ed38..1fcc9a8 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -577,7 +577,7 @@ void ipoib_mcast_join_task(struct work_struct *work) if (!ipoib_cm_admin_enabled(dev)) { rtnl_lock(); - dev->mtu = min(priv->mcast_mtu, priv->admin_mtu); + dev_set_mtu(dev, min(priv->mcast_mtu, priv->admin_mtu)); rtnl_unlock(); }