diff options
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/dsa.h | 152 | ||||
| -rw-r--r-- | include/net/sctp/sctp.h | 3 | ||||
| -rw-r--r-- | include/net/seg6.h | 21 | ||||
| -rw-r--r-- | include/net/xfrm.h | 5 |
4 files changed, 113 insertions, 68 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h index f16959444ae1..57b3e4e7413b 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -119,6 +119,9 @@ struct dsa_netdevice_ops { struct dsa_switch_tree { struct list_head list; + /* List of switch ports */ + struct list_head ports; + /* Notifier chain for switch-wide events */ struct raw_notifier_head nh; @@ -128,8 +131,10 @@ struct dsa_switch_tree { /* Number of switches attached to this tree */ struct kref refcount; - /* Has this tree been applied to the hardware? */ - bool setup; + /* Maps offloaded LAG netdevs to a zero-based linear ID for + * drivers that need it. + */ + struct net_device **lags; /* Tagging protocol operations */ const struct dsa_device_ops *tag_ops; @@ -139,22 +144,19 @@ struct dsa_switch_tree { */ enum dsa_tag_protocol default_proto; + /* Has this tree been applied to the hardware? */ + bool setup; + /* * Configuration data for the platform device that owns * this dsa switch tree instance. */ struct dsa_platform_data *pd; - /* List of switch ports */ - struct list_head ports; - /* List of DSA links composing the routing table */ struct list_head rtable; - /* Maps offloaded LAG netdevs to a zero-based linear ID for - * drivers that need it. - */ - struct net_device **lags; + /* Length of "lags" array */ unsigned int lags_len; /* Track the largest switch index within a tree */ @@ -246,6 +248,10 @@ struct dsa_port { struct dsa_switch_tree *dst; struct sk_buff *(*rcv)(struct sk_buff *skb, struct net_device *dev); + struct dsa_switch *ds; + + unsigned int index; + enum { DSA_PORT_TYPE_UNUSED = 0, DSA_PORT_TYPE_CPU, @@ -253,24 +259,35 @@ struct dsa_port { DSA_PORT_TYPE_USER, } type; - struct dsa_switch *ds; - unsigned int index; const char *name; struct dsa_port *cpu_dp; u8 mac[ETH_ALEN]; + + u8 stp_state; + + /* Warning: the following bit fields are not atomic, and updating them + * can only be done from code paths where concurrency is not possible + * (probe time or under rtnl_lock). + */ + u8 vlan_filtering:1; + + /* Managed by DSA on user ports and by drivers on CPU and DSA ports */ + u8 learning:1; + + u8 lag_tx_enabled:1; + + u8 devlink_port_setup:1; + + u8 setup:1; + struct device_node *dn; unsigned int ageing_time; - bool vlan_filtering; - /* Managed by DSA on user ports and by drivers on CPU and DSA ports */ - bool learning; - u8 stp_state; + struct dsa_bridge *bridge; struct devlink_port devlink_port; - bool devlink_port_setup; struct phylink *pl; struct phylink_config pl_config; struct net_device *lag_dev; - bool lag_tx_enabled; struct net_device *hsr_dev; struct list_head list; @@ -291,8 +308,6 @@ struct dsa_port { struct mutex addr_lists_lock; struct list_head fdbs; struct list_head mdbs; - - bool setup; }; /* TODO: ideally DSA ports would have a single dp->link_dp member, @@ -314,8 +329,6 @@ struct dsa_mac_addr { }; struct dsa_switch { - bool setup; - struct device *dev; /* @@ -324,6 +337,57 @@ struct dsa_switch { struct dsa_switch_tree *dst; unsigned int index; + /* Warning: the following bit fields are not atomic, and updating them + * can only be done from code paths where concurrency is not possible + * (probe time or under rtnl_lock). + */ + u32 setup:1; + + /* Disallow bridge core from requesting different VLAN awareness + * settings on ports if not hardware-supported + */ + u32 vlan_filtering_is_global:1; + + /* Keep VLAN filtering enabled on ports not offloading any upper */ + u32 needs_standalone_vlan_filtering:1; + + /* Pass .port_vlan_add and .port_vlan_del to drivers even for bridges + * that have vlan_filtering=0. All drivers should ideally set this (and + * then the option would get removed), but it is unknown whether this + * would break things or not. + */ + u32 configure_vlan_while_not_filtering:1; + + /* If the switch driver always programs the CPU port as egress tagged + * despite the VLAN configuration indicating otherwise, then setting + * @untag_bridge_pvid will force the DSA receive path to pop the + * bridge's default_pvid VLAN tagged frames to offer a consistent + * behavior between a vlan_filtering=0 and vlan_filtering=1 bridge + * device. + */ + u32 untag_bridge_pvid:1; + + /* Let DSA manage the FDB entries towards the + * CPU, based on the software bridge database. + */ + u32 assisted_learning_on_cpu_port:1; + + /* In case vlan_filtering_is_global is set, the VLAN awareness state + * should be retrieved from here and not from the per-port settings. + */ + u32 vlan_filtering:1; + + /* MAC PCS does not provide link state change interrupt, and requires + * polling. Flag passed on to PHYLINK. + */ + u32 pcs_poll:1; + + /* For switches that only have the MRU configurable. To ensure the + * configured MTU is not exceeded, normalization of MRU on all bridged + * interfaces is needed. + */ + u32 mtu_enforcement_ingress:1; + /* Listener for switch fabric events */ struct notifier_block nb; @@ -364,50 +428,6 @@ struct dsa_switch { /* Number of switch port queues */ unsigned int num_tx_queues; - /* Disallow bridge core from requesting different VLAN awareness - * settings on ports if not hardware-supported - */ - bool vlan_filtering_is_global; - - /* Keep VLAN filtering enabled on ports not offloading any upper. */ - bool needs_standalone_vlan_filtering; - - /* Pass .port_vlan_add and .port_vlan_del to drivers even for bridges - * that have vlan_filtering=0. All drivers should ideally set this (and - * then the option would get removed), but it is unknown whether this - * would break things or not. - */ - bool configure_vlan_while_not_filtering; - - /* If the switch driver always programs the CPU port as egress tagged - * despite the VLAN configuration indicating otherwise, then setting - * @untag_bridge_pvid will force the DSA receive path to pop the bridge's - * default_pvid VLAN tagged frames to offer a consistent behavior - * between a vlan_filtering=0 and vlan_filtering=1 bridge device. - */ - bool untag_bridge_pvid; - - /* Let DSA manage the FDB entries towards the CPU, based on the - * software bridge database. - */ - bool assisted_learning_on_cpu_port; - - /* In case vlan_filtering_is_global is set, the VLAN awareness state - * should be retrieved from here and not from the per-port settings. - */ - bool vlan_filtering; - - /* MAC PCS does not provide link state change interrupt, and requires - * polling. Flag passed on to PHYLINK. - */ - bool pcs_poll; - - /* For switches that only have the MRU configurable. To ensure the - * configured MTU is not exceeded, normalization of MRU on all bridged - * interfaces is needed. - */ - bool mtu_enforcement_ingress; - /* Drivers that benefit from having an ID associated with each * offloaded LAG should set this to the maximum number of * supported IDs. DSA will then maintain a mapping of _at @@ -423,7 +443,7 @@ struct dsa_switch { */ unsigned int max_num_bridges; - size_t num_ports; + unsigned int num_ports; }; static inline struct dsa_port *dsa_to_port(struct dsa_switch *ds, int p) diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index b4bfdd44e839..bf3716fe83e0 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -112,8 +112,7 @@ struct sctp_transport *sctp_transport_get_next(struct net *net, struct rhashtable_iter *iter); struct sctp_transport *sctp_transport_get_idx(struct net *net, struct rhashtable_iter *iter, int pos); -int sctp_transport_lookup_process(int (*cb)(struct sctp_transport *, void *), - struct net *net, +int sctp_transport_lookup_process(sctp_callback_t cb, struct net *net, const union sctp_addr *laddr, const union sctp_addr *paddr, void *p); int sctp_transport_traverse_process(sctp_callback_t cb, sctp_callback_t cb_done, diff --git a/include/net/seg6.h b/include/net/seg6.h index 9d19c15e8545..af668f17b398 100644 --- a/include/net/seg6.h +++ b/include/net/seg6.h @@ -58,9 +58,30 @@ extern int seg6_local_init(void); extern void seg6_local_exit(void); extern bool seg6_validate_srh(struct ipv6_sr_hdr *srh, int len, bool reduced); +extern struct ipv6_sr_hdr *seg6_get_srh(struct sk_buff *skb, int flags); +extern void seg6_icmp_srh(struct sk_buff *skb, struct inet6_skb_parm *opt); extern int seg6_do_srh_encap(struct sk_buff *skb, struct ipv6_sr_hdr *osrh, int proto); extern int seg6_do_srh_inline(struct sk_buff *skb, struct ipv6_sr_hdr *osrh); extern int seg6_lookup_nexthop(struct sk_buff *skb, struct in6_addr *nhaddr, u32 tbl_id); + +/* If the packet which invoked an ICMP error contains an SRH return + * the true destination address from within the SRH, otherwise use the + * destination address in the IP header. + */ +static inline const struct in6_addr *seg6_get_daddr(struct sk_buff *skb, + struct inet6_skb_parm *opt) +{ + struct ipv6_sr_hdr *srh; + + if (opt->flags & IP6SKB_SEG6) { + srh = (struct ipv6_sr_hdr *)(skb->data + opt->srhoff); + return &srh->segments[0]; + } + + return NULL; +} + + #endif diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 83b46da8873d..d728d7b9a72e 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -201,6 +201,11 @@ struct xfrm_state { struct xfrm_algo_aead *aead; const char *geniv; + /* mapping change rate limiting */ + __be16 new_mapping_sport; + u32 new_mapping; /* seconds */ + u32 mapping_maxage; /* seconds for input SA */ + /* Data for encapsulator */ struct xfrm_encap_tmpl *encap; struct sock __rcu *encap_sk; |