Messages in this thread | | | Subject | Re: [PATCH v3 1/3] ixgbe, ixgbevf: Add new mbox API to enable MC promiscuous mode | From | Jeff Kirsher <> | Date | Wed, 08 Apr 2015 13:43:21 -0700 |
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On Wed, 2015-04-08 at 05:36 +0000, Hiroshi Shimamoto wrote: > From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> > > The limitation of the number of multicast address for VF is not enough > for the large scale server with SR-IOV feature. > IPv6 requires the multicast MAC address for each IP address to handle > the Neighbor Solicitation message. > We couldn't assign over 30 IPv6 addresses to a single VF interface. > > The easy way to solve this is enabling multicast promiscuous mode. > It is good to have a functionality to enable multicast promiscuous > mode > for each VF from VF driver. > > This patch introduces the new mbox API, IXGBE_VF_SET_MC_PROMISC, to > enable/disable multicast promiscuous mode in VF. If multicast > promiscuous mode is enabled the VF can receive all multicast packets. > > With this patch, the ixgbevf driver automatically enable multicast > promiscuous mode when the number of multicast addresses is over than > 30 > if possible. > > Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> > Reviewed-by: Hayato Momma <h-momma@ce.jp.nec.com> > CC: Choi, Sy Jong <sy.jong.choi@intel.com> > --- > > This adds new mbox API, but doesn't change the version because > v1.3 was newly added in the current dev-queue. > Is that okay, or shall I increment the version? > > drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 + > drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.h | 2 + > drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 76 > +++++++++++++++++++++++ > drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 3 + > drivers/net/ethernet/intel/ixgbevf/mbx.h | 2 + > drivers/net/ethernet/intel/ixgbevf/vf.c | 27 +++++++- > drivers/net/ethernet/intel/ixgbevf/vf.h | 1 + > 7 files changed, 111 insertions(+), 1 deletion(-)
I will add this to my queue, thanks Hiroshi. [unhandled content-type:application/pgp-signature] | |