Message ID | 1428092835-16834-21-git-send-email-jeffrey.t.kirsher@intel.com |
---|---|
State | Accepted |
Delegated to: | Jeff Kirsher |
Headers | show |
On Fri, 2015-04-03 at 13:27 -0700, Jeff Kirsher wrote: > When the PF receives a request to update a multicast address for the > VF, > it checks the enabled multicast mode first. Fix a bug where the VF > tried > to set a multicast address before requesting the required xcast mode. > This ensures the multicast addresses are honored as long as the xcast > mode was allowed. > > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> > Acked-by: Matthew Vick <matthew.vick@intel.com> > --- > drivers/net/ethernet/intel/fm10k/fm10k_netdev.c | 22 > +++++++++++----------- > 1 file changed, 11 insertions(+), 11 deletions(-) I have applied to my queue.
-----Original Message----- From: Kirsher, Jeffrey T Sent: Friday, April 3, 2015 2:07 PM To: intel-wired-lan@lists.osuosl.org Cc: Keller, Jacob E; Singh, Krishneil K Subject: Re: [net-next 21/25] fm10k: update xcast mode before synchronizing multicast addresses On Fri, 2015-04-03 at 13:27 -0700, Jeff Kirsher wrote: > When the PF receives a request to update a multicast address for the > VF, it checks the enabled multicast mode first. Fix a bug where the VF > tried to set a multicast address before requesting the required xcast > mode. > This ensures the multicast addresses are honored as long as the xcast > mode was allowed. > > Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> > Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> > Acked-by: Matthew Vick <matthew.vick@intel.com> > --- > drivers/net/ethernet/intel/fm10k/fm10k_netdev.c | 22 > +++++++++++----------- > 1 file changed, 11 insertions(+), 11 deletions(-) I have applied to my queue. -- git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git dev-queue Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index c9f87bb..7f5c36a 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -966,14 +966,7 @@ static void fm10k_set_rx_mode(struct net_device *dev) fm10k_mbx_lock(interface); - /* synchronize all of the addresses */ - if (xcast_mode != FM10K_XCAST_MODE_PROMISC) { - __dev_uc_sync(dev, fm10k_uc_sync, fm10k_uc_unsync); - if (xcast_mode != FM10K_XCAST_MODE_ALLMULTI) - __dev_mc_sync(dev, fm10k_mc_sync, fm10k_mc_unsync); - } - - /* if we aren't changing modes there is nothing to do */ + /* update xcast mode first, but only if it changed */ if (interface->xcast_mode != xcast_mode) { /* update VLAN table */ if (xcast_mode == FM10K_XCAST_MODE_PROMISC) @@ -988,6 +981,13 @@ static void fm10k_set_rx_mode(struct net_device *dev) interface->xcast_mode = xcast_mode; } + /* synchronize all of the addresses */ + if (xcast_mode != FM10K_XCAST_MODE_PROMISC) { + __dev_uc_sync(dev, fm10k_uc_sync, fm10k_uc_unsync); + if (xcast_mode != FM10K_XCAST_MODE_ALLMULTI) + __dev_mc_sync(dev, fm10k_mc_sync, fm10k_mc_unsync); + } + fm10k_mbx_unlock(interface); } @@ -1047,6 +1047,9 @@ void fm10k_restore_rx_state(struct fm10k_intfc *interface) vid, true, 0); } + /* update xcast mode before syncronizing addresses */ + hw->mac.ops.update_xcast_mode(hw, glort, xcast_mode); + /* synchronize all of the addresses */ if (xcast_mode != FM10K_XCAST_MODE_PROMISC) { __dev_uc_sync(netdev, fm10k_uc_sync, fm10k_uc_unsync); @@ -1054,9 +1057,6 @@ void fm10k_restore_rx_state(struct fm10k_intfc *interface) __dev_mc_sync(netdev, fm10k_mc_sync, fm10k_mc_unsync); } - /* update xcast mode */ - hw->mac.ops.update_xcast_mode(hw, glort, xcast_mode); - fm10k_mbx_unlock(interface); /* record updated xcast mode state */