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authorPrzemyslaw Patynowski <przemyslawx.patynowski@intel.com>2022-06-10 14:15:54 +0200
committerTony Nguyen <anthony.l.nguyen@intel.com>2022-07-18 09:36:40 -0700
commit968996c070ef080ee7d6150faa98a4e562ce4625 (patch)
treedc511c236f15385fc6fc9cda2f3ced50d945ffb9 /drivers/net/ethernet/intel/iavf/iavf_main.c
parent7b02f40350f1b8011f724a052dcb0849cffa6c38 (diff)
iavf: Fix VLAN_V2 addition/rejection
Fix VLAN addition, so that PF driver does not reject whole VLAN batch. Add VLAN reject handling, so rejected VLANs, won't litter VLAN filter list. Fix handling of active_(c/s)vlans, so it will be possible to re-add VLAN filters for user. Without this patch, after changing trust to off, with VLAN filters saturated, no VLAN is added, due to PF rejecting addition. Fixes: 92fc50859872 ("iavf: Restrict maximum VLAN filters for VIRTCHNL_VF_OFFLOAD_VLAN_V2") Signed-off-by: Przemyslaw Patynowski <przemyslawx.patynowski@intel.com> Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@intel.com> Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/iavf/iavf_main.c')
-rw-r--r--drivers/net/ethernet/intel/iavf/iavf_main.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index f3ecb3bca33d..2a8643e66331 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -843,7 +843,7 @@ static void iavf_restore_filters(struct iavf_adapter *adapter)
* iavf_get_num_vlans_added - get number of VLANs added
* @adapter: board private structure
*/
-static u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter)
+u16 iavf_get_num_vlans_added(struct iavf_adapter *adapter)
{
return bitmap_weight(adapter->vsi.active_cvlans, VLAN_N_VID) +
bitmap_weight(adapter->vsi.active_svlans, VLAN_N_VID);
@@ -906,11 +906,6 @@ static int iavf_vlan_rx_add_vid(struct net_device *netdev,
if (!iavf_add_vlan(adapter, IAVF_VLAN(vid, be16_to_cpu(proto))))
return -ENOMEM;
- if (proto == cpu_to_be16(ETH_P_8021Q))
- set_bit(vid, adapter->vsi.active_cvlans);
- else
- set_bit(vid, adapter->vsi.active_svlans);
-
return 0;
}
@@ -2956,6 +2951,9 @@ continue_reset:
adapter->aq_required |= IAVF_FLAG_AQ_ADD_CLOUD_FILTER;
iavf_misc_irq_enable(adapter);
+ bitmap_clear(adapter->vsi.active_cvlans, 0, VLAN_N_VID);
+ bitmap_clear(adapter->vsi.active_svlans, 0, VLAN_N_VID);
+
mod_delayed_work(iavf_wq, &adapter->watchdog_task, 2);
/* We were running when the reset started, so we need to restore some