>-----Original Message-----
>From: Hiroshi Shimamoto [mailto:[email protected]]
>Sent: Thursday, February 19, 2015 5:01 PM
> Subject: [E1000-devel] [PATCH v2 3/3] ixgbe: Add new ndo to allow VF
> multicast promiscuous mode
>
>From: Hiroshi Shimamoto <[email protected]>
>
>Implements the new netdev op to allow VF multicast promiscuous mode.
>
>The administrator can allow to VF multicast promiscuous mode for only
>trusted VM. After allowing multicast promiscuous mode from the host,
>we can use over 30 IPv6 addresses on VM.
> # ./ip link set dev eth0 vf 1 mc_promisc on
>
>When disallowing multicast promiscuous mode, we can only use 30 IPv6 addresses.
> # ./ip link set dev eth0 vf 1 mc_promisc off
>
>Signed-off-by: Hiroshi Shimamoto <[email protected]>
>Reviewed-by: Hayato Momma <[email protected]>
>CC: Choi, Sy Jong <[email protected]>
<snip>
+int ixgbe_ndo_set_vf_mc_promisc(struct net_device *netdev, int vf, bool
setting)
+{
+ struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ struct ixgbe_hw *hw = &adapter->hw;
+ u32 vmolr;
vmolr is unused variable in this function.
+
+ if (vf >= adapter->num_vfs)
+ return -EINVAL;
+
+ /* nothing to do */
+ if (adapter->vfinfo[vf].mc_promisc_allowed == setting)
+ return 0;
+
+ adapter->vfinfo[vf].mc_promisc_allowed = setting;
+
+ /* if VF requests multicast promiscuous */
+ if (adapter->vfinfo[vf].mc_promisc) {
+ if (setting)
+ ixgbe_enable_vf_mc_promisc(adapter, vf);
+ else
+ ixgbe_disable_vf_mc_promisc(adapter, vf);
+ }
+
+ return 0;
+}
Thanks,
Emil
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