9dffb97da2
Inactive LAG port should not receive any packets, as it can cause adding invalid FDBs (bridge offload). Add a drop rule matching on inactive lport in LAG. Reviewed-by: Simon Horman <horms@kernel.org> Co-developed-by: Marcin Szycik <marcin.szycik@intel.com> Signed-off-by: Marcin Szycik <marcin.szycik@intel.com> Signed-off-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com> Tested-by: Sujai Buvaneswaran <sujai.buvaneswaran@intel.com> Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
68 lines
1.6 KiB
C
68 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2018-2021, Intel Corporation. */
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#ifndef _ICE_LAG_H_
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#define _ICE_LAG_H_
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#include <linux/netdevice.h>
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/* LAG roles for netdev */
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enum ice_lag_role {
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ICE_LAG_NONE,
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ICE_LAG_PRIMARY,
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ICE_LAG_BACKUP,
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ICE_LAG_UNSET
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};
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#define ICE_LAG_INVALID_PORT 0xFF
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#define ICE_LAG_RESET_RETRIES 5
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struct ice_pf;
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struct ice_vf;
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struct ice_lag_netdev_list {
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struct list_head node;
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struct net_device *netdev;
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};
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/* LAG info struct */
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struct ice_lag {
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struct ice_pf *pf; /* backlink to PF struct */
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struct net_device *netdev; /* this PF's netdev */
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struct net_device *upper_netdev; /* upper bonding netdev */
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struct list_head *netdev_head;
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struct notifier_block notif_block;
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s32 bond_mode;
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u16 bond_swid; /* swid for primary interface */
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u8 active_port; /* lport value for the current active port */
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u8 bonded:1; /* currently bonded */
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u8 primary:1; /* this is primary */
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u16 pf_recipe;
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u16 lport_recipe;
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u16 pf_rule_id;
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u16 cp_rule_idx;
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u16 lport_rule_idx;
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u8 role;
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};
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/* LAG workqueue struct */
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struct ice_lag_work {
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struct work_struct lag_task;
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struct ice_lag_netdev_list netdev_list;
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struct ice_lag *lag;
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unsigned long event;
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struct net_device *event_netdev;
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union {
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struct netdev_notifier_changeupper_info changeupper_info;
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struct netdev_notifier_bonding_info bonding_info;
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struct netdev_notifier_info notifier_info;
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} info;
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};
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void ice_lag_move_new_vf_nodes(struct ice_vf *vf);
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int ice_init_lag(struct ice_pf *pf);
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void ice_deinit_lag(struct ice_pf *pf);
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void ice_lag_rebuild(struct ice_pf *pf);
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bool ice_lag_is_switchdev_running(struct ice_pf *pf);
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#endif /* _ICE_LAG_H_ */
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