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ice: Refactor removal of VLAN promiscuous rules
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Currently ice_clear_vsi_promisc() detects if the VLAN ID sent is not 0
and sets the recipe_id to ICE_SW_LKUP_PROMISC_VLAN in that case and
ICE_SW_LKUP_PROMISC if the VLAN_ID is 0. However this doesn't allow VLAN
0 promiscuous rules to be removed, but they can be added. Fix this by
checking if the promisc_mask contains ICE_PROMISC_VLAN_RX or
ICE_PROMISC_VLAN_TX. This change was made to match what is being done
for ice_set_vsi_promisc().

Signed-off-by: Brett Creeley <brett.creeley@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Brett Creeley authored and Jeff Kirsher committed Nov 22, 2019
1 parent e25f915 commit 1bc7a4a
Showing 1 changed file with 9 additions and 4 deletions.
13 changes: 9 additions & 4 deletions drivers/net/ethernet/intel/ice/ice_switch.c
Original file line number Diff line number Diff line change
Expand Up @@ -2428,7 +2428,7 @@ ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
if (!ice_is_vsi_valid(hw, vsi_handle))
return ICE_ERR_PARAM;

if (vid)
if (promisc_mask & (ICE_PROMISC_VLAN_RX | ICE_PROMISC_VLAN_TX))
recipe_id = ICE_SW_LKUP_PROMISC_VLAN;
else
recipe_id = ICE_SW_LKUP_PROMISC;
Expand All @@ -2440,21 +2440,26 @@ ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,

mutex_lock(rule_lock);
list_for_each_entry(itr, rule_head, list_entry) {
struct ice_fltr_info *fltr_info;
u8 fltr_promisc_mask = 0;

if (!ice_vsi_uses_fltr(itr, vsi_handle))
continue;
fltr_info = &itr->fltr_info;

if (recipe_id == ICE_SW_LKUP_PROMISC_VLAN &&
vid != fltr_info->l_data.mac_vlan.vlan_id)
continue;

fltr_promisc_mask |=
ice_determine_promisc_mask(&itr->fltr_info);
fltr_promisc_mask |= ice_determine_promisc_mask(fltr_info);

/* Skip if filter is not completely specified by given mask */
if (fltr_promisc_mask & ~promisc_mask)
continue;

status = ice_add_entry_to_vsi_fltr_list(hw, vsi_handle,
&remove_list_head,
&itr->fltr_info);
fltr_info);
if (status) {
mutex_unlock(rule_lock);
goto free_fltr_list;
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