diff options
Diffstat (limited to 'include/net')
51 files changed, 1006 insertions, 322 deletions
diff --git a/include/net/act_api.h b/include/net/act_api.h index e1e5e72b901e..77ee0c657e2c 100644 --- a/include/net/act_api.h +++ b/include/net/act_api.h @@ -201,6 +201,8 @@ int tcf_idr_release(struct tc_action *a, bool bind); int tcf_register_action(struct tc_action_ops *a, struct pernet_operations *ops); int tcf_unregister_action(struct tc_action_ops *a, struct pernet_operations *ops); +#define NET_ACT_ALIAS_PREFIX "net-act-" +#define MODULE_ALIAS_NET_ACT(kind) MODULE_ALIAS(NET_ACT_ALIAS_PREFIX kind) int tcf_action_destroy(struct tc_action *actions[], int bind); int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions, int nr_actions, struct tcf_result *res); diff --git a/include/net/addrconf.h b/include/net/addrconf.h index 61ebe723ee4d..9d06eb945509 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -8,8 +8,9 @@ #define MIN_VALID_LIFETIME (2*3600) /* 2 hours */ -#define TEMP_VALID_LIFETIME (7*86400) -#define TEMP_PREFERRED_LIFETIME (86400) +#define TEMP_VALID_LIFETIME (7*86400) /* 1 week */ +#define TEMP_PREFERRED_LIFETIME (86400) /* 24 hours */ +#define REGEN_MIN_ADVANCE (2) /* 2 seconds */ #define REGEN_MAX_RETRY (3) #define MAX_DESYNC_FACTOR (600) @@ -416,7 +417,7 @@ static inline bool ip6_ignore_linkdown(const struct net_device *dev) if (unlikely(!idev)) return true; - return !!idev->cnf.ignore_routes_with_linkdown; + return !!READ_ONCE(idev->cnf.ignore_routes_with_linkdown); } void inet6_ifa_finish_destroy(struct inet6_ifaddr *ifp); diff --git a/include/net/af_unix.h b/include/net/af_unix.h index afd40dce40f3..627ea8e2d915 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -8,21 +8,29 @@ #include <linux/refcount.h> #include <net/sock.h> +#if IS_ENABLED(CONFIG_UNIX) +struct unix_sock *unix_get_socket(struct file *filp); +#else +static inline struct unix_sock *unix_get_socket(struct file *filp) +{ + return NULL; +} +#endif + +extern spinlock_t unix_gc_lock; +extern unsigned int unix_tot_inflight; + void unix_inflight(struct user_struct *user, struct file *fp); void unix_notinflight(struct user_struct *user, struct file *fp); -void unix_destruct_scm(struct sk_buff *skb); -void io_uring_destruct_scm(struct sk_buff *skb); void unix_gc(void); -void wait_for_unix_gc(void); -struct sock *unix_get_socket(struct file *filp); +void wait_for_unix_gc(struct scm_fp_list *fpl); + struct sock *unix_peer_get(struct sock *sk); #define UNIX_HASH_MOD (256 - 1) #define UNIX_HASH_SIZE (256 * 2) #define UNIX_HASH_BITS 8 -extern unsigned int unix_tot_inflight; - struct unix_address { refcount_t refcnt; int len; @@ -55,7 +63,7 @@ struct unix_sock { struct mutex iolock, bindlock; struct sock *peer; struct list_head link; - atomic_long_t inflight; + unsigned long inflight; spinlock_t lock; unsigned long gc_flags; #define UNIX_GC_CANDIDATE 0 diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 7ffa8c192c3f..9fe95a22abeb 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -164,6 +164,8 @@ struct bt_voice { #define BT_ISO_QOS_BIG_UNSET 0xff #define BT_ISO_QOS_BIS_UNSET 0xff +#define BT_ISO_SYNC_TIMEOUT 0x07d0 /* 20 secs */ + struct bt_iso_io_qos { __u32 interval; __u16 latency; diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index bdee5d649cc6..8701ca5f31ee 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -330,6 +330,14 @@ enum { * during the hdev->setup vendor callback. */ HCI_QUIRK_BROKEN_LE_CODED, + + /* + * When this quirk is set, the HCI_OP_READ_ENC_KEY_SIZE command is + * skipped during an HCI_EV_ENCRYPT_CHANGE event. This is required + * for Actions Semiconductor ATS2851 based controllers, which erroneously + * claim to support it. + */ + HCI_QUIRK_BROKEN_READ_ENC_KEY_SIZE, }; /* HCI device flags */ @@ -372,6 +380,7 @@ enum { HCI_SETUP, HCI_CONFIG, HCI_DEBUGFS_CREATED, + HCI_POWERING_DOWN, HCI_AUTO_OFF, HCI_RFKILLED, HCI_MGMT, @@ -393,7 +402,6 @@ enum { HCI_LIMITED_PRIVACY, HCI_RPA_EXPIRED, HCI_RPA_RESOLVING, - HCI_HS_ENABLED, HCI_LE_ENABLED, HCI_ADVERTISING, HCI_ADVERTISING_CONNECTABLE, @@ -437,7 +445,7 @@ enum { #define HCI_NCMD_TIMEOUT msecs_to_jiffies(4000) /* 4 seconds */ #define HCI_ACL_TX_TIMEOUT msecs_to_jiffies(45000) /* 45 seconds */ #define HCI_AUTO_OFF_TIMEOUT msecs_to_jiffies(2000) /* 2 seconds */ -#define HCI_POWER_OFF_TIMEOUT msecs_to_jiffies(5000) /* 5 seconds */ +#define HCI_ACL_CONN_TIMEOUT msecs_to_jiffies(20000) /* 20 seconds */ #define HCI_LE_CONN_TIMEOUT msecs_to_jiffies(20000) /* 20 seconds */ #define HCI_LE_AUTOCONN_TIMEOUT msecs_to_jiffies(4000) /* 4 seconds */ @@ -653,6 +661,7 @@ enum { #define HCI_ERROR_PIN_OR_KEY_MISSING 0x06 #define HCI_ERROR_MEMORY_EXCEEDED 0x07 #define HCI_ERROR_CONNECTION_TIMEOUT 0x08 +#define HCI_ERROR_COMMAND_DISALLOWED 0x0c #define HCI_ERROR_REJ_LIMITED_RESOURCES 0x0d #define HCI_ERROR_REJ_BAD_ADDR 0x0f #define HCI_ERROR_INVALID_PARAMETERS 0x12 @@ -661,6 +670,7 @@ enum { #define HCI_ERROR_REMOTE_POWER_OFF 0x15 #define HCI_ERROR_LOCAL_HOST_TERM 0x16 #define HCI_ERROR_PAIRING_NOT_ALLOWED 0x18 +#define HCI_ERROR_UNSUPPORTED_REMOTE_FEATURE 0x1e #define HCI_ERROR_INVALID_LL_PARAMS 0x1e #define HCI_ERROR_UNSPECIFIED 0x1f #define HCI_ERROR_ADVERTISING_TIMEOUT 0x3c @@ -2035,6 +2045,7 @@ struct hci_cp_le_set_per_adv_params { } __packed; #define HCI_MAX_PER_AD_LENGTH 252 +#define HCI_MAX_PER_AD_TOT_LEN 1650 #define HCI_OP_LE_SET_PER_ADV_DATA 0x203f struct hci_cp_le_set_per_adv_data { @@ -2795,6 +2806,10 @@ struct hci_ev_le_per_adv_report { __u8 data[]; } __packed; +#define LE_PA_DATA_COMPLETE 0x00 +#define LE_PA_DATA_MORE_TO_COME 0x01 +#define LE_PA_DATA_TRUNCATED 0x02 + #define HCI_EV_LE_EXT_ADV_SET_TERM 0x12 struct hci_evt_le_ext_adv_set_term { __u8 status; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 8f8dd9173714..56fb42df44a3 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1,7 +1,7 @@ /* BlueZ - Bluetooth protocol stack for Linux Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved. - Copyright 2023 NXP + Copyright 2023-2024 NXP Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com> @@ -552,6 +552,7 @@ struct hci_dev { __u32 req_status; __u32 req_result; struct sk_buff *req_skb; + struct sk_buff *req_rsp; void *smp_data; void *smp_bredr_data; @@ -734,8 +735,9 @@ struct hci_conn { __u16 le_supv_timeout; __u8 le_adv_data[HCI_MAX_EXT_AD_LENGTH]; __u8 le_adv_data_len; - __u8 le_per_adv_data[HCI_MAX_PER_AD_LENGTH]; - __u8 le_per_adv_data_len; + __u8 le_per_adv_data[HCI_MAX_PER_AD_TOT_LEN]; + __u16 le_per_adv_data_len; + __u16 le_per_adv_data_offset; __u8 le_tx_phy; __u8 le_rx_phy; __s8 rssi; @@ -1083,6 +1085,24 @@ static inline unsigned int hci_conn_count(struct hci_dev *hdev) return c->acl_num + c->amp_num + c->sco_num + c->le_num + c->iso_num; } +static inline bool hci_conn_valid(struct hci_dev *hdev, struct hci_conn *conn) +{ + struct hci_conn_hash *h = &hdev->conn_hash; + struct hci_conn *c; + + rcu_read_lock(); + + list_for_each_entry_rcu(c, &h->list, list) { + if (c == conn) { + rcu_read_unlock(); + return true; + } + } + rcu_read_unlock(); + + return false; +} + static inline __u8 hci_conn_lookup_type(struct hci_dev *hdev, __u16 handle) { struct hci_conn_hash *h = &hdev->conn_hash; @@ -1480,7 +1500,6 @@ struct hci_conn *hci_conn_add_unset(struct hci_dev *hdev, int type, bdaddr_t *dst, u8 role); void hci_conn_del(struct hci_conn *conn); void hci_conn_hash_flush(struct hci_dev *hdev); -void hci_conn_check_pending(struct hci_dev *hdev); struct hci_chan *hci_chan_create(struct hci_conn *conn); void hci_chan_del(struct hci_chan *chan); @@ -1494,11 +1513,13 @@ struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst, struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst, u8 dst_type, bool dst_resolved, u8 sec_level, u16 conn_timeout, u8 role); +void hci_connect_le_scan_cleanup(struct hci_conn *conn, u8 status); struct hci_conn *hci_connect_acl(struct hci_dev *hdev, bdaddr_t *dst, u8 sec_level, u8 auth_type, - enum conn_reasons conn_reason); + enum conn_reasons conn_reason, u16 timeout); struct hci_conn *hci_connect_sco(struct hci_dev *hdev, int type, bdaddr_t *dst, - __u16 setting, struct bt_codec *codec); + __u16 setting, struct bt_codec *codec, + u16 timeout); struct hci_conn *hci_bind_cis(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, struct bt_iso_qos *qos); struct hci_conn *hci_bind_bis(struct hci_dev *hdev, bdaddr_t *dst, @@ -1509,8 +1530,8 @@ struct hci_conn *hci_connect_cis(struct hci_dev *hdev, bdaddr_t *dst, struct hci_conn *hci_connect_bis(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, struct bt_iso_qos *qos, __u8 data_len, __u8 *data); -int hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, __u8 dst_type, - __u8 sid, struct bt_iso_qos *qos); +struct hci_conn *hci_pa_create_sync(struct hci_dev *hdev, bdaddr_t *dst, + __u8 dst_type, __u8 sid, struct bt_iso_qos *qos); int hci_le_big_create_sync(struct hci_dev *hdev, struct hci_conn *hcon, struct bt_iso_qos *qos, __u16 sync_handle, __u8 num_bis, __u8 bis[]); diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h index 6efbc2152146..6a9d063e9f47 100644 --- a/include/net/bluetooth/hci_sync.h +++ b/include/net/bluetooth/hci_sync.h @@ -42,12 +42,24 @@ int __hci_cmd_sync_status_sk(struct hci_dev *hdev, u16 opcode, u32 plen, void hci_cmd_sync_init(struct hci_dev *hdev); void hci_cmd_sync_clear(struct hci_dev *hdev); void hci_cmd_sync_cancel(struct hci_dev *hdev, int err); -void __hci_cmd_sync_cancel(struct hci_dev *hdev, int err); +void hci_cmd_sync_cancel_sync(struct hci_dev *hdev, int err); int hci_cmd_sync_submit(struct hci_dev *hdev, hci_cmd_sync_work_func_t func, void *data, hci_cmd_sync_work_destroy_t destroy); int hci_cmd_sync_queue(struct hci_dev *hdev, hci_cmd_sync_work_func_t func, void *data, hci_cmd_sync_work_destroy_t destroy); +int hci_cmd_sync_queue_once(struct hci_dev *hdev, hci_cmd_sync_work_func_t func, + void *data, hci_cmd_sync_work_destroy_t destroy); +struct hci_cmd_sync_work_entry * +hci_cmd_sync_lookup_entry(struct hci_dev *hdev, hci_cmd_sync_work_func_t func, + void *data, hci_cmd_sync_work_destroy_t destroy); +void hci_cmd_sync_cancel_entry(struct hci_dev *hdev, + struct hci_cmd_sync_work_entry *entry); +bool hci_cmd_sync_dequeue(struct hci_dev *hdev, hci_cmd_sync_work_func_t func, + void *data, hci_cmd_sync_work_destroy_t destroy); +bool hci_cmd_sync_dequeue_once(struct hci_dev *hdev, + hci_cmd_sync_work_func_t func, void *data, + hci_cmd_sync_work_destroy_t destroy); int hci_update_eir_sync(struct hci_dev *hdev); int hci_update_class_sync(struct hci_dev *hdev); @@ -127,8 +139,6 @@ struct hci_conn; int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason); -int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn); - int hci_le_create_cis_sync(struct hci_dev *hdev); int hci_le_remove_cig_sync(struct hci_dev *hdev, u8 handle); @@ -138,3 +148,9 @@ int hci_le_terminate_big_sync(struct hci_dev *hdev, u8 handle, u8 reason); int hci_le_big_terminate_sync(struct hci_dev *hdev, u8 handle); int hci_le_pa_terminate_sync(struct hci_dev *hdev, u16 handle); + +int hci_connect_acl_sync(struct hci_dev *hdev, struct hci_conn *conn); + +int hci_connect_le_sync(struct hci_dev *hdev, struct hci_conn *conn); + +int hci_cancel_connect_sync(struct hci_dev *hdev, struct hci_conn *conn); diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index cf393e72d6ed..a4278aa618ab 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -59,8 +59,6 @@ #define L2CAP_WAIT_ACK_POLL_PERIOD msecs_to_jiffies(200) #define L2CAP_WAIT_ACK_TIMEOUT msecs_to_jiffies(10000) -#define L2CAP_A2MP_DEFAULT_MTU 670 - /* L2CAP socket address */ struct sockaddr_l2 { sa_family_t l2_family; @@ -109,12 +107,6 @@ struct l2cap_conninfo { #define L2CAP_ECHO_RSP 0x09 #define L2CAP_INFO_REQ 0x0a #define L2CAP_INFO_RSP 0x0b -#define L2CAP_CREATE_CHAN_REQ 0x0c -#define L2CAP_CREATE_CHAN_RSP 0x0d -#define L2CAP_MOVE_CHAN_REQ 0x0e -#define L2CAP_MOVE_CHAN_RSP 0x0f -#define L2CAP_MOVE_CHAN_CFM 0x10 -#define L2CAP_MOVE_CHAN_CFM_RSP 0x11 #define L2CAP_CONN_PARAM_UPDATE_REQ 0x12 #define L2CAP_CONN_PARAM_UPDATE_RSP 0x13 #define L2CAP_LE_CONN_REQ 0x14 @@ -144,7 +136,6 @@ struct l2cap_conninfo { /* L2CAP fixed channels */ #define L2CAP_FC_SIG_BREDR 0x02 #define L2CAP_FC_CONNLESS 0x04 -#define L2CAP_FC_A2MP 0x08 #define L2CAP_FC_ATT 0x10 #define L2CAP_FC_SIG_LE 0x20 #define L2CAP_FC_SMP_LE 0x40 @@ -267,7 +258,6 @@ struct l2cap_conn_rsp { /* channel identifier */ #define L2CAP_CID_SIGNALING 0x0001 #define L2CAP_CID_CONN_LESS 0x0002 -#define L2CAP_CID_A2MP 0x0003 #define L2CAP_CID_ATT 0x0004 #define L2CAP_CID_LE_SIGNALING 0x0005 #define L2CAP_CID_SMP 0x0006 @@ -282,7 +272,6 @@ struct l2cap_conn_rsp { #define L2CAP_CR_BAD_PSM 0x0002 #define L2CAP_CR_SEC_BLOCK 0x0003 #define L2CAP_CR_NO_MEM 0x0004 -#define L2CAP_CR_BAD_AMP 0x0005 #define L2CAP_CR_INVALID_SCID 0x0006 #define L2CAP_CR_SCID_IN_USE 0x0007 @@ -404,29 +393,6 @@ struct l2cap_info_rsp { __u8 data[]; } __packed; -struct l2cap_create_chan_req { - __le16 psm; - __le16 scid; - __u8 amp_id; -} __packed; - -struct l2cap_create_chan_rsp { - __le16 dcid; - __le16 scid; - __le16 result; - __le16 status; -} __packed; - -struct l2cap_move_chan_req { - __le16 icid; - __u8 dest_amp_id; -} __packed; - -struct l2cap_move_chan_rsp { - __le16 icid; - __le16 result; -} __packed; - #define L2CAP_MR_SUCCESS 0x0000 #define L2CAP_MR_PEND 0x0001 #define L2CAP_MR_BAD_ID 0x0002 @@ -539,8 +505,6 @@ struct l2cap_seq_list { struct l2cap_chan { struct l2cap_conn *conn; - struct hci_conn *hs_hcon; - struct hci_chan *hs_hchan; struct kref kref; atomic_t nesting; @@ -591,12 +555,6 @@ struct l2cap_chan { unsigned long conn_state; unsigned long flags; - __u8 remote_amp_id; - __u8 local_amp_id; - __u8 move_id; - __u8 move_state; - __u8 move_role; - __u16 next_tx_seq; __u16 expected_ack_seq; __u16 expected_tx_seq; @@ -981,7 +939,7 @@ int l2cap_add_scid(struct l2cap_chan *chan, __u16 scid); struct l2cap_chan *l2cap_chan_create(void); void l2cap_chan_close(struct l2cap_chan *chan, int reason); int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, - bdaddr_t *dst, u8 dst_type); + bdaddr_t *dst, u8 dst_type, u16 timeout); int l2cap_chan_reconfigure(struct l2cap_chan *chan, __u16 mtu); int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len); void l2cap_chan_busy(struct l2cap_chan *chan, int busy); diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h index c5e57c6bd873..9ce5ac2bfbad 100644 --- a/include/net/bond_3ad.h +++ b/include/net/bond_3ad.h @@ -54,6 +54,8 @@ typedef enum { AD_MUX_DETACHED, /* mux machine */ AD_MUX_WAITING, /* mux machine */ AD_MUX_ATTACHED, /* mux machine */ + AD_MUX_COLLECTING, /* mux machine */ + AD_MUX_DISTRIBUTING, /* mux machine */ AD_MUX_COLLECTING_DISTRIBUTING /* mux machine */ } mux_states_t; diff --git a/include/net/bond_options.h b/include/net/bond_options.h index 69292ecc0325..473a0147769e 100644 --- a/include/net/bond_options.h +++ b/include/net/bond_options.h @@ -76,6 +76,7 @@ enum { BOND_OPT_MISSED_MAX, BOND_OPT_NS_TARGETS, BOND_OPT_PRIO, + BOND_OPT_COUPLED_CONTROL, BOND_OPT_LAST }; diff --git a/include/net/bonding.h b/include/net/bonding.h index 5b8b1b644a2d..b61fb1aa3a56 100644 --- a/include/net/bonding.h +++ b/include/net/bonding.h @@ -148,6 +148,7 @@ struct bond_params { #if IS_ENABLED(CONFIG_IPV6) struct in6_addr ns_targets[BOND_MAX_NS_TARGETS]; #endif + int coupled_control; /* 2 bytes of padding : see ether_addr_equal_64bits() */ u8 ad_actor_system[ETH_ALEN + 2]; @@ -167,6 +168,7 @@ struct slave { u8 backup:1, /* indicates backup slave. Value corresponds with BOND_STATE_ACTIVE and BOND_STATE_BACKUP */ inactive:1, /* indicates inactive slave */ + rx_disabled:1, /* indicates whether slave's Rx is disabled */ should_notify:1, /* indicates whether the state changed */ should_notify_link:1; /* indicates whether the link changed */ u8 duplex; @@ -568,6 +570,14 @@ static inline void bond_set_slave_inactive_flags(struct slave *slave, bond_set_slave_state(slave, BOND_STATE_BACKUP, notify); if (!slave->bond->params.all_slaves_active) slave->inactive = 1; + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) + slave->rx_disabled = 1; +} + +static inline void bond_set_slave_tx_disabled_flags(struct slave *slave, + bool notify) +{ + bond_set_slave_state(slave, BOND_STATE_BACKUP, notify); } static inline void bond_set_slave_active_flags(struct slave *slave, @@ -575,6 +585,14 @@ static inline void bond_set_slave_active_flags(struct slave *slave, { bond_set_slave_state(slave, BOND_STATE_ACTIVE, notify); slave->inactive = 0; + if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) + slave->rx_disabled = 0; +} + +static inline void bond_set_slave_rx_enabled_flags(struct slave *slave, + bool notify) +{ + slave->rx_disabled = 0; } static inline bool bond_is_slave_inactive(struct slave *slave) @@ -582,6 +600,11 @@ static inline bool bond_is_slave_inactive(struct slave *slave) return slave->inactive; } +static inline bool bond_is_slave_rx_disabled(struct slave *slave) +{ + return slave->rx_disabled; +} + static inline void bond_propose_link_state(struct slave *slave, int state) { slave->link_new_state = state; diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 2b54fdd8ca15..2e2be4fd2bb6 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -7,7 +7,7 @@ * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021, 2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */ #include <linux/ethtool.h> @@ -118,10 +118,13 @@ struct wiphy; * restrictions. * @IEEE80211_CHAN_NO_EHT: EHT operation is not permitted on this channel. * @IEEE80211_CHAN_DFS_CONCURRENT: See %NL80211_RRF_DFS_CONCURRENT - * @IEEE80211_CHAN_NO_UHB_VLP_CLIENT: Client connection with VLP AP + * @IEEE80211_CHAN_NO_6GHZ_VLP_CLIENT: Client connection with VLP AP * not permitted using this channel - * @IEEE80211_CHAN_NO_UHB_AFC_CLIENT: Client connection with AFC AP + * @IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT: Client connection with AFC AP * not permitted using this channel + * @IEEE80211_CHAN_CAN_MONITOR: This channel can be used for monitor + * mode even in the presence of other (regulatory) restrictions, + * even if it is otherwise disabled. */ enum ieee80211_channel_flags { IEEE80211_CHAN_DISABLED = 1<<0, @@ -146,8 +149,9 @@ enum ieee80211_channel_flags { IEEE80211_CHAN_NO_320MHZ = 1<<19, IEEE80211_CHAN_NO_EHT = 1<<20, IEEE80211_CHAN_DFS_CONCURRENT = 1<<21, - IEEE80211_CHAN_NO_UHB_VLP_CLIENT= 1<<22, - IEEE80211_CHAN_NO_UHB_AFC_CLIENT= 1<<23, + IEEE80211_CHAN_NO_6GHZ_VLP_CLIENT = 1<<22, + IEEE80211_CHAN_NO_6GHZ_AFC_CLIENT = 1<<23, + IEEE80211_CHAN_CAN_MONITOR = 1<<24, }; #define IEEE80211_CHAN_NO_HT40 \ @@ -808,6 +812,9 @@ struct key_params { * chan will define the primary channel and all other * parameters are ignored. * @freq1_offset: offset from @center_freq1, in KHz + * @punctured: mask of the punctured 20 MHz subchannels, with + * bits turned on being disabled (punctured); numbered + * from lower to higher frequency (like in the spec) */ struct cfg80211_chan_def { struct ieee80211_channel *chan; @@ -816,6 +823,7 @@ struct cfg80211_chan_def { u32 center_freq2; struct ieee80211_edmg edmg; u16 freq1_offset; + u16 punctured; }; /* @@ -956,7 +964,8 @@ cfg80211_chandef_identical(const struct cfg80211_chan_def *chandef1, chandef1->width == chandef2->width && chandef1->center_freq1 == chandef2->center_freq1 && chandef1->freq1_offset == chandef2->freq1_offset && - chandef1->center_freq2 == chandef2->center_freq2); + chandef1->center_freq2 == chandef2->center_freq2 && + chandef1->punctured == chandef2->punctured); } /** @@ -1048,6 +1057,20 @@ cfg80211_chandef_dfs_cac_time(struct wiphy *wiphy, const struct cfg80211_chan_def *chandef); /** + * cfg80211_chandef_primary - calculate primary 40/80/160 MHz freq + * @chandef: chandef to calculate for + * @primary_chan_width: primary channel width to calculate center for + * @punctured: punctured sub-channel bitmap, will be recalculated + * according to the new bandwidth, can be %NULL + * + * Returns: the primary 40/80/160 MHz channel center frequency, or -1 + * for errors, updating the punctured bitmap + */ +int cfg80211_chandef_primary(const struct cfg80211_chan_def *chandef, + enum nl80211_chan_width primary_chan_width, + u16 *punctured); + +/** * nl80211_send_chandef - sends the channel definition. * @msg: the msg to send channel definition * @chandef: the channel definition to check @@ -1457,9 +1480,6 @@ struct cfg80211_unsol_bcast_probe_resp { * @fils_discovery: FILS discovery transmission parameters * @unsol_bcast_probe_resp: Unsolicited broadcast probe response parameters * @mbssid_config: AP settings for multiple bssid - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. */ struct cfg80211_ap_settings { struct cfg80211_chan_def chandef; @@ -1494,7 +1514,6 @@ struct cfg80211_ap_settings { struct cfg80211_fils_discovery fils_discovery; struct cfg80211_unsol_bcast_probe_resp unsol_bcast_probe_resp; struct cfg80211_mbssid_config mbssid_config; - u16 punct_bitmap; }; @@ -1528,9 +1547,8 @@ struct cfg80211_ap_update { * @radar_required: whether radar detection is required on the new channel * @block_tx: whether transmissions should be blocked while changing * @count: number of beacons until switch - * @punct_bitmap: Preamble puncturing bitmap. Each bit represents - * a 20 MHz channel, lowest bit corresponding to the lowest channel. - * Bit set to 1 indicates that the channel is punctured. + * @link_id: defines the link on which channel switch is expected during + * MLO. 0 in case of non-MLO. */ struct cfg80211_csa_settings { struct cfg80211_chan_def chandef; @@ -1543,7 +1561,7 @@ struct cfg80211_csa_settings { bool radar_required; bool block_tx; u8 count; - u16 punct_bitmap; + u8 link_id; }; /** @@ -1766,11 +1784,15 @@ struct station_parameters { * @subtype: Management frame subtype to use for indicating removal * (10 = Disassociation, 12 = Deauthentication) * @reason_code: Reason code for the Disassociation/Deauthentication frame + * @link_id: Link ID indicating a link that stations to be flushed must be + * using; valid only for MLO, but can also be -1 for MLO to really + * remove all stations. */ struct station_del_parameters { const u8 *mac; u8 subtype; u16 reason_code; + int link_id; }; /** @@ -2695,19 +2717,11 @@ static inline void get_random_mask_addr(u8 *buf, const u8 *addr, const u8 *mask) * @bssid: BSSID to be matched; may be all-zero BSSID in case of SSID match * or no match (RSSI only) * @rssi_thold: don't report scan results below this threshold (in s32 dBm) - * @per_band_rssi_thold: Minimum rssi threshold for each band to be applied - * for filtering out scan results received. Drivers advertise this support - * of band specific rssi based filtering through the feature capability - * %NL80211_EXT_FEATURE_SCHED_SCAN_BAND_SPECIFIC_RSSI_THOLD. These band - * specific rssi thresholds take precedence over rssi_thold, if specified. - * If not specified for any band, it will be assigned with rssi_thold of - * corresponding matchset. */ struct cfg80211_match_set { struct cfg80211_ssid ssid; u8 bssid[ETH_ALEN]; s32 rssi_thold; - s32 per_band_rssi_thold[NUM_NL80211_BANDS]; }; /** @@ -3063,6 +3077,7 @@ struct cfg80211_assoc_link { * @CONNECT_REQ_MLO_SUPPORT: Userspace indicates support for handling MLD links. * Drivers shall disable MLO features for the current association if this * flag is not set. + * @ASSOC_REQ_SPP_AMSDU: SPP A-MSDUs will be used on this connection (if any) */ enum cfg80211_assoc_req_flags { ASSOC_REQ_DISABLE_HT = BIT(0), @@ -3072,6 +3087,7 @@ enum cfg80211_assoc_req_flags { ASSOC_REQ_DISABLE_HE = BIT(4), ASSOC_REQ_DISABLE_EHT = BIT(5), CONNECT_REQ_MLO_SUPPORT = BIT(6), + ASSOC_REQ_SPP_AMSDU = BIT(7), }; /** @@ -3596,12 +3612,15 @@ struct cfg80211_wowlan_nd_info { * @tcp_connlost: TCP connection lost or failed to establish * @tcp_nomoretokens: TCP data ran out of tokens * @net_detect: if not %NULL, woke up because of net detect + * @unprot_deauth_disassoc: woke up due to unprotected deauth or + * disassoc frame (in MFP). */ struct cfg80211_wowlan_wakeup { bool disconnect, magic_pkt, gtk_rekey_failure, eap_identity_req, four_way_handshake, rfkill_release, packet_80211, - tcp_match, tcp_connlost, tcp_nomoretokens; + tcp_match, tcp_connlost, tcp_nomoretokens, + unprot_deauth_disassoc; s32 pattern_idx; u32 packet_present_len, packet_len; const void *packet; @@ -4923,7 +4942,7 @@ struct cfg80211_ops { * enum wiphy_flags - wiphy capability flags * * @WIPHY_FLAG_SPLIT_SCAN_6GHZ: if set to true, the scan request will be split - * into two, first for legacy bands and second for UHB. + * into two, first for legacy bands and second for 6 GHz. * @WIPHY_FLAG_NETNS_OK: if not set, do not allow changing the netns of this * wiphy at all * @WIPHY_FLAG_PS_ON_BY_DEFAULT: if set to true, powersave will be enabled @@ -6204,7 +6223,7 @@ struct wireless_dev { int beacon_interval; struct cfg80211_chan_def preset_chandef; struct cfg80211_chan_def chandef; - u8 id[IEEE80211_MAX_SSID_LEN]; + u8 id[IEEE80211_MAX_MESH_ID_LEN]; u8 id_len, id_up_len; } mesh; struct { @@ -6852,13 +6871,45 @@ cfg80211_find_vendor_ie(unsigned int oui, int oui_type, } /** + * enum cfg80211_rnr_iter_ret - reduced neighbor report iteration state + * @RNR_ITER_CONTINUE: continue iterating with the next entry + * @RNR_ITER_BREAK: break iteration and return success + * @RNR_ITER_ERROR: break iteration and return error + */ +enum cfg80211_rnr_iter_ret { + RNR_ITER_CONTINUE, + RNR_ITER_BREAK, + RNR_ITER_ERROR, +}; + +/** + * cfg80211_iter_rnr - iterate reduced neighbor report entries + * @elems: the frame elements to iterate RNR elements and then + * their entries in + * @elems_len: length of the elements + * @iter: iteration function, see also &enum cfg80211_rnr_iter_ret + * for the return value + * @iter_data: additional data passed to the iteration function + * Return: %true on success (after successfully iterating all entries + * or if the iteration function returned %RNR_ITER_BREAK), + * %false on error (iteration function returned %RNR_ITER_ERROR + * or elements were malformed.) + */ +bool cfg80211_iter_rnr(const u8 *elems, size_t elems_len, + enum cfg80211_rnr_iter_ret + (*iter)(void *data, u8 type, + const struct ieee80211_neighbor_ap_info *info, + const u8 *tbtt_info, u8 tbtt_info_len), + void *iter_data); + +/** * cfg80211_defragment_element - Defrag the given element data into a buffer * * @elem: the element to defragment * @ies: elements where @elem is contained * @ieslen: length of @ies - * @data: buffer to store element data - * @data_len: length of @data + * @data: buffer to store element data, or %NULL to just determine size + * @data_len: length of @data, or 0 * @frag_id: the element ID of fragments * * Return: length of @data, or -EINVAL on error @@ -7156,11 +7207,13 @@ size_t cfg80211_merge_profile(const u8 *ie, size_t ielen, * from a beacon or probe response * @CFG80211_BSS_FTYPE_BEACON: data comes from a beacon * @CFG80211_BSS_FTYPE_PRESP: data comes from a probe response + * @CFG80211_BSS_FTYPE_S1G_BEACON: data comes from an S1G beacon */ enum cfg80211_bss_frame_type { CFG80211_BSS_FTYPE_UNKNOWN, CFG80211_BSS_FTYPE_BEACON, CFG80211_BSS_FTYPE_PRESP, + CFG80211_BSS_FTYPE_S1G_BEACON, }; /** @@ -8733,14 +8786,13 @@ bool cfg80211_reg_can_beacon_relax(struct wiphy *wiphy, * @dev: the device which switched channels * @chandef: the new channel definition * @link_id: the link ID for MLO, must be 0 for non-MLO - * @punct_bitmap: the new puncturing bitmap * * Caller must hold wiphy mutex, therefore must only be called from sleepable * driver context! */ void cfg80211_ch_switch_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, - unsigned int link_id, u16 punct_bitmap); + unsigned int link_id); /* * cfg80211_ch_switch_started_notify - notify channel switch start @@ -8749,7 +8801,6 @@ void cfg80211_ch_switch_notify(struct net_device *dev, * @link_id: the link ID for MLO, must be 0 for non-MLO * @count: the number of TBTTs until the channel switch happens * @quiet: whether or not immediate quiet was requested by the AP - * @punct_bitmap: the future puncturing bitmap * * Inform the userspace about the channel switch that has just * started, so that it can take appropriate actions (eg. starting @@ -8758,7 +8809,7 @@ void cfg80211_ch_switch_notify(struct net_device *dev, void cfg80211_ch_switch_started_notify(struct net_device *dev, struct cfg80211_chan_def *chandef, unsigned int link_id, u8 count, - bool quiet, u16 punct_bitmap); + bool quiet); /** * ieee80211_operating_class_to_band - convert operating class to band @@ -8772,6 +8823,19 @@ bool ieee80211_operating_class_to_band(u8 operating_class, enum nl80211_band *band); /** + * ieee80211_operating_class_to_chandef - convert operating class to chandef + * + * @operating_class: the operating class to convert + * @chan: the ieee80211_channel to convert + * @chandef: a pointer to the resulting chandef + * + * Returns %true if the conversion was successful, %false otherwise. + */ +bool ieee80211_operating_class_to_chandef(u8 operating_class, + struct ieee80211_channel *chan, + struct cfg80211_chan_def *chandef); + +/** * ieee80211_chandef_to_operating_class - convert chandef to operation class * * @chandef: the chandef to convert @@ -9377,18 +9441,6 @@ static inline int cfg80211_color_change_notify(struct net_device *dev) } /** - * cfg80211_valid_disable_subchannel_bitmap - validate puncturing bitmap - * @bitmap: bitmap to be validated - * @chandef: channel definition - * - * Validate the puncturing bitmap. - * - * Return: %true if the bitmap is valid. %false otherwise. - */ -bool cfg80211_valid_disable_subchannel_bitmap(u16 *bitmap, - const struct cfg80211_chan_def *chandef); - -/** * cfg80211_links_removed - Notify about removed STA MLD setup links. * @dev: network device. * @link_mask: BIT mask of removed STA MLD setup link IDs. diff --git a/include/net/cfg802154.h b/include/net/cfg802154.h index cd95711b12b8..76d2cd2e2b30 100644 --- a/include/net/cfg802154.h +++ b/include/net/cfg802154.h @@ -401,6 +401,7 @@ struct ieee802154_llsec_key { struct ieee802154_llsec_key_entry { struct list_head list; + struct rcu_head rcu; struct ieee802154_llsec_key_id id; struct ieee802154_llsec_key *key; diff --git a/include/net/dropreason-core.h b/include/net/dropreason-core.h index 6d3a20163260..9707ab54fdd5 100644 --- a/include/net/dropreason-core.h +++ b/include/net/dropreason-core.h @@ -30,6 +30,7 @@ FN(TCP_AOFAILURE) \ FN(SOCKET_BACKLOG) \ FN(TCP_FLAGS) \ + FN(TCP_ABORT_ON_DATA) \ FN(TCP_ZEROWINDOW) \ FN(TCP_OLD_DATA) \ FN(TCP_OVERWINDOW) \ @@ -37,6 +38,7 @@ FN(TCP_RFC7323_PAWS) \ FN(TCP_OLD_SEQUENCE) \ FN(TCP_INVALID_SEQUENCE) \ + FN(TCP_INVALID_ACK_SEQUENCE) \ FN(TCP_RESET) \ FN(TCP_INVALID_SYN) \ FN(TCP_CLOSE) \ @@ -54,6 +56,7 @@ FN(NEIGH_QUEUEFULL) \ FN(NEIGH_DEAD) \ FN(TC_EGRESS) \ + FN(SECURITY_HOOK) \ FN(QDISC_DROP) \ FN(CPU_BACKLOG) \ FN(XDP) \ @@ -105,7 +108,13 @@ enum skb_drop_reason { SKB_CONSUMED, /** @SKB_DROP_REASON_NOT_SPECIFIED: drop reason is not specified */ SKB_DROP_REASON_NOT_SPECIFIED, - /** @SKB_DROP_REASON_NO_SOCKET: socket not found */ + /** + * @SKB_DROP_REASON_NO_SOCKET: no valid socket that can be used. + * Reason could be one of three cases: + * 1) no established/listening socket found during lookup process + * 2) no valid request socket during 3WHS process + * 3) no valid child socket during 3WHS process + */ SKB_DROP_REASON_NO_SOCKET, /** @SKB_DROP_REASON_PKT_TOO_SMALL: packet size is too small */ SKB_DROP_REASON_PKT_TOO_SMALL, @@ -198,6 +207,11 @@ enum skb_drop_reason { /** @SKB_DROP_REASON_TCP_FLAGS: TCP flags invalid */ SKB_DROP_REASON_TCP_FLAGS, /** + * @SKB_DROP_REASON_TCP_ABORT_ON_DATA: abort on data, corresponding to + * LINUX_MIB_TCPABORTONDATA + */ + SKB_DROP_REASON_TCP_ABORT_ON_DATA, + /** * @SKB_DROP_REASON_TCP_ZEROWINDOW: TCP receive window size is zero, * see LINUX_MIB_TCPZEROWINDOWDROP */ @@ -221,13 +235,19 @@ enum skb_drop_reason { SKB_DROP_REASON_TCP_OFOMERGE, /** * @SKB_DROP_REASON_TCP_RFC7323_PAWS: PAWS check, corresponding to - * LINUX_MIB_PAWSESTABREJECTED + * LINUX_MIB_PAWSESTABREJECTED, LINUX_MIB_PAWSACTIVEREJECTED */ SKB_DROP_REASON_TCP_RFC7323_PAWS, /** @SKB_DROP_REASON_TCP_OLD_SEQUENCE: Old SEQ field (duplicate packet) */ SKB_DROP_REASON_TCP_OLD_SEQUENCE, /** @SKB_DROP_REASON_TCP_INVALID_SEQUENCE: Not acceptable SEQ field */ SKB_DROP_REASON_TCP_INVALID_SEQUENCE, + /** + * @SKB_DROP_REASON_TCP_INVALID_ACK_SEQUENCE: Not acceptable ACK SEQ + * field because ack sequence is not in the window between snd_una + * and snd_nxt + */ + SKB_DROP_REASON_TCP_INVALID_ACK_SEQUENCE, /** @SKB_DROP_REASON_TCP_RESET: Invalid RST packet */ SKB_DROP_REASON_TCP_RESET, /** @@ -271,6 +291,8 @@ enum skb_drop_reason { SKB_DROP_REASON_NEIGH_DEAD, /** @SKB_DROP_REASON_TC_EGRESS: dropped in TC egress HOOK */ SKB_DROP_REASON_TC_EGRESS, + /** @SKB_DROP_REASON_SECURITY_HOOK: dropped due to security HOOK */ + SKB_DROP_REASON_SECURITY_HOOK, /** * @SKB_DROP_REASON_QDISC_DROP: dropped by qdisc when packet outputting ( * failed to enqueue to current qdisc) diff --git a/include/net/dsa.h b/include/net/dsa.h index 82135fbdb1e6..7c0da9effe4e 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -991,9 +991,9 @@ struct dsa_switch_ops { * Port's MAC EEE settings */ int (*set_mac_eee)(struct dsa_switch *ds, int port, - struct ethtool_eee *e); + struct ethtool_keee *e); int (*get_mac_eee)(struct dsa_switch *ds, int port, - struct ethtool_eee *e); + struct ethtool_keee *e); /* EEPROM access */ int (*get_eeprom_len)(struct dsa_switch *ds); diff --git a/include/net/dst.h b/include/net/dst.h index f5dfc8fb7b37..0aa331bd2fdb 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -390,7 +390,6 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev, void dst_init(struct dst_entry *dst, struct dst_ops *ops, struct net_device *dev, int initial_obsolete, unsigned short flags); -struct dst_entry *dst_destroy(struct dst_entry *dst); void dst_dev_put(struct dst_entry *dst); static inline void dst_confirm(struct dst_entry *dst) diff --git a/include/net/eee.h b/include/net/eee.h new file mode 100644 index 000000000000..84837aba3cd9 --- /dev/null +++ b/include/net/eee.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef _EEE_H +#define _EEE_H + +#include <linux/types.h> + +struct eee_config { + u32 tx_lpi_timer; + bool tx_lpi_enabled; + bool eee_enabled; +}; + +static inline bool eeecfg_mac_can_tx_lpi(const struct eee_config *eeecfg) +{ + /* eee_enabled is the master on/off */ + if (!eeecfg->eee_enabled || !eeecfg->tx_lpi_enabled) + return false; + + return true; +} + +static inline void eeecfg_to_eee(struct ethtool_keee *eee, + const struct eee_config *eeecfg) +{ + eee->tx_lpi_timer = eeecfg->tx_lpi_timer; + eee->tx_lpi_enabled = eeecfg->tx_lpi_enabled; + eee->eee_enabled = eeecfg->eee_enabled; +} + +static inline void eee_to_eeecfg(struct eee_config *eeecfg, + const struct ethtool_keee *eee) +{ + eeecfg->tx_lpi_timer = eee->tx_lpi_timer; + eeecfg->tx_lpi_enabled = eee->tx_lpi_enabled; + eeecfg->eee_enabled = eee->eee_enabled; +} + +#endif diff --git a/include/net/genetlink.h b/include/net/genetlink.h index e61469129402..9ece6e5a3ea8 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -41,6 +41,8 @@ struct genl_info; * do additional, common, filtering and return an error * @post_doit: called after an operation's doit callback, it may * undo operations done by pre_doit, for example release locks + * @bind: called when family multicast group is added to a netlink socket + * @unbind: called when family multicast group is removed from a netlink socket * @module: pointer to the owning module (set to THIS_MODULE) * @mcgrps: multicast groups used by this family * @n_mcgrps: number of multicast groups @@ -84,6 +86,8 @@ struct genl_family { void (*post_doit)(const struct genl_split_ops *ops, struct sk_buff *skb, struct genl_info *info); + int (*bind)(int mcgrp); + void (*unbind)(int mcgrp); const struct genl_ops * ops; const struct genl_small_ops *small_ops; const struct genl_split_ops *split_ops; @@ -149,7 +153,7 @@ static inline void *genl_info_userhdr(const struct genl_info *info) /* Report that a root attribute is missing */ #define GENL_REQ_ATTR_CHECK(info, attr) ({ \ - struct genl_info *__info = (info); \ + const struct genl_info *__info = (info); \ \ NL_REQ_ATTR_CHECK(__info->extack, NULL, __info->attrs, (attr)); \ }) diff --git a/include/net/gro.h b/include/net/gro.h index b435f0ddbf64..50f1e403dbbb 100644 --- a/include/net/gro.h +++ b/include/net/gro.h @@ -1,7 +1,7 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ -#ifndef _NET_IPV6_GRO_H -#define _NET_IPV6_GRO_H +#ifndef _NET_GRO_H +#define _NET_GRO_H #include <linux/indirect_call_wrapper.h> #include <linux/ip.h> @@ -9,6 +9,7 @@ #include <net/ip6_checksum.h> #include <linux/skbuff.h> #include <net/udp.h> +#include <net/hotdata.h> struct napi_gro_cb { union { @@ -139,21 +140,16 @@ static inline void skb_gro_pull(struct sk_buff *skb, unsigned int len) NAPI_GRO_CB(skb)->data_offset += len; } -static inline void *skb_gro_header_fast(struct sk_buff *skb, +static inline void *skb_gro_header_fast(const struct sk_buff *skb, unsigned int offset) { return NAPI_GRO_CB(skb)->frag0 + offset; } -static inline int skb_gro_header_hard(struct sk_buff *skb, unsigned int hlen) +static inline bool skb_gro_may_pull(const struct sk_buff *skb, + unsigned int hlen) { - return NAPI_GRO_CB(skb)->frag0_len < hlen; -} - -static inline void skb_gro_frag0_invalidate(struct sk_buff *skb) -{ - NAPI_GRO_CB(skb)->frag0 = NULL; - NAPI_GRO_CB(skb)->frag0_len = 0; + return likely(hlen <= NAPI_GRO_CB(skb)->frag0_len); } static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen, @@ -162,28 +158,30 @@ static inline void *skb_gro_header_slow(struct sk_buff *skb, unsigned int hlen, if (!pskb_may_pull(skb, hlen)) return NULL; - skb_gro_frag0_invalidate(skb); return skb->data + offset; } -static inline void *skb_gro_header(struct sk_buff *skb, - unsigned int hlen, unsigned int offset) +static inline void *skb_gro_header(struct sk_buff *skb, unsigned int hlen, + unsigned int offset) { void *ptr; ptr = skb_gro_header_fast(skb, offset); - if (skb_gro_header_hard(skb, hlen)) + if (!skb_gro_may_pull(skb, hlen)) ptr = skb_gro_header_slow(skb, hlen, offset); return ptr; } -static inline void *skb_gro_network_header(struct sk_buff *skb) +static inline void *skb_gro_network_header(const struct sk_buff *skb) { - return (NAPI_GRO_CB(skb)->frag0 ?: skb->data) + - skb_network_offset(skb); + if (skb_gro_may_pull(skb, skb_gro_offset(skb))) + return skb_gro_header_fast(skb, skb_network_offset(skb)); + + return skb_network_header(skb); } -static inline __wsum inet_gro_compute_pseudo(struct sk_buff *skb, int proto) +static inline __wsum inet_gro_compute_pseudo(const struct sk_buff *skb, + int proto) { const struct iphdr *iph = skb_gro_network_header(skb); @@ -421,7 +419,8 @@ static inline struct udphdr *udp_gro_udphdr(struct sk_buff *skb) return uh; } -static inline __wsum ip6_gro_compute_pseudo(struct sk_buff *skb, int proto) +static inline __wsum ip6_gro_compute_pseudo(const struct sk_buff *skb, + int proto) { const struct ipv6hdr *iph = skb_gro_network_header(skb); @@ -448,7 +447,7 @@ static inline void gro_normal_one(struct napi_struct *napi, struct sk_buff *skb, { list_add_tail(&skb->list, &napi->rx_list); napi->rx_count += segs; - if (napi->rx_count >= READ_ONCE(gro_normal_batch)) + if (napi->rx_count >= READ_ONCE(net_hotdata.gro_normal_batch)) gro_normal_list(napi); } @@ -495,6 +494,7 @@ static inline void inet6_get_iif_sdif(const struct sk_buff *skb, int *iif, int * #endif } -extern struct list_head offload_base; +struct packet_offload *gro_find_receive_by_type(__be16 type); +struct packet_offload *gro_find_complete_by_type(__be16 type); -#endif /* _NET_IPV6_GRO_H */ +#endif /* _NET_GRO_H */ diff --git a/include/net/hotdata.h b/include/net/hotdata.h new file mode 100644 index 000000000000..003667a1efd6 --- /dev/null +++ b/include/net/hotdata.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _NET_HOTDATA_H +#define _NET_HOTDATA_H + +#include <linux/types.h> +#include <linux/netdevice.h> +#include <net/protocol.h> + +/* Read mostly data used in network fast paths. */ +struct net_hotdata { +#if IS_ENABLED(CONFIG_INET) + struct packet_offload ip_packet_offload; + struct net_offload tcpv4_offload; + struct net_protocol tcp_protocol; + struct net_offload udpv4_offload; + struct net_protocol udp_protocol; + struct packet_offload ipv6_packet_offload; + struct net_offload tcpv6_offload; +#if IS_ENABLED(CONFIG_IPV6) + struct inet6_protocol tcpv6_protocol; + struct inet6_protocol udpv6_protocol; +#endif + struct net_offload udpv6_offload; +#endif + struct list_head offload_base; + struct list_head ptype_all; + struct kmem_cache *skbuff_cache; + struct kmem_cache *skbuff_fclone_cache; + struct kmem_cache *skb_small_head_cache; +#ifdef CONFIG_RPS + struct rps_sock_flow_table __rcu *rps_sock_flow_table; + u32 rps_cpu_mask; +#endif + int gro_normal_batch; + int netdev_budget; + int netdev_budget_usecs; + int tstamp_prequeue; + int max_backlog; + int dev_tx_weight; + int dev_rx_weight; +}; + +#define inet_ehash_secret net_hotdata.tcp_protocol.secret +#define udp_ehash_secret net_hotdata.udp_protocol.secret +#define inet6_ehash_secret net_hotdata.tcpv6_protocol.secret +#define tcp_ipv6_hash_secret net_hotdata.tcpv6_offload.secret +#define udp6_ehash_secret net_hotdata.udpv6_protocol.secret +#define udp_ipv6_hash_secret net_hotdata.udpv6_offload.secret + +extern struct net_hotdata net_hotdata; + +#endif /* _NET_HOTDATA_H */ diff --git a/include/net/if_inet6.h b/include/net/if_inet6.h index f07642264c1e..238ad3349456 100644 --- a/include/net/if_inet6.h +++ b/include/net/if_inet6.h @@ -144,7 +144,7 @@ struct ipv6_ac_socklist { struct ifacaddr6 { struct in6_addr aca_addr; struct fib6_info *aca_rt; - struct ifacaddr6 *aca_next; + struct ifacaddr6 __rcu *aca_next; struct hlist_node aca_addr_lst; int aca_users; refcount_t aca_refcnt; @@ -196,7 +196,7 @@ struct inet6_dev { spinlock_t mc_report_lock; /* mld query report lock */ struct mutex mc_lock; /* mld global lock */ - struct ifacaddr6 *ac_list; + struct ifacaddr6 __rcu *ac_list; rwlock_t lock; refcount_t refcnt; __u32 if_flags; diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index d94c242eb3ed..f9ddd47dc4f8 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -274,6 +274,7 @@ enum { INET_FLAGS_REPFLOW = 27, INET_FLAGS_RTALERT_ISOLATE = 28, INET_FLAGS_SNDFLOW = 29, + INET_FLAGS_RTALERT = 30, }; /* cmsg flags for inet */ diff --git a/include/net/ioam6.h b/include/net/ioam6.h index 781d2d8b2f29..2cbbee6e806a 100644 --- a/include/net/ioam6.h +++ b/include/net/ioam6.h @@ -12,6 +12,7 @@ #include <linux/net.h> #include <linux/ipv6.h> #include <linux/ioam6.h> +#include <linux/ioam6_genl.h> #include <linux/rhashtable-types.h> struct ioam6_namespace { @@ -65,4 +66,7 @@ void ioam6_exit(void); int ioam6_iptunnel_init(void); void ioam6_iptunnel_exit(void); +void ioam6_event(enum ioam6_event_type type, struct net *net, gfp_t gfp, + void *opt, unsigned int opt_len); + #endif /* _NET_IOAM6_H */ diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 9ba6413fd2e3..323c94f1845b 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -30,12 +30,6 @@ #define RT6_DEBUG 2 -#if RT6_DEBUG >= 3 -#define RT6_TRACE(x...) pr_debug(x) -#else -#define RT6_TRACE(x...) do { ; } while (0) -#endif - struct rt6_info; struct fib6_info; @@ -179,6 +173,9 @@ struct fib6_info { refcount_t fib6_ref; unsigned long expires; + + struct hlist_node gc_link; + struct dst_metrics *fib6_metrics; #define fib6_pmtu fib6_metrics->metrics[RTAX_MTU-1] @@ -247,12 +244,18 @@ static inline bool fib6_requires_src(const struct fib6_info *rt) return rt->fib6_src.plen > 0; } +/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever + * been added to a table before. + */ static inline void fib6_clean_expires(struct fib6_info *f6i) { f6i->fib6_flags &= ~RTF_EXPIRES; f6i->expires = 0; } +/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever + * been added to a table before. + */ static inline void fib6_set_expires(struct fib6_info *f6i, unsigned long expires) { @@ -333,8 +336,10 @@ static inline bool fib6_info_hold_safe(struct fib6_info *f6i) static inline void fib6_info_release(struct fib6_info *f6i) { - if (f6i && refcount_dec_and_test(&f6i->fib6_ref)) + if (f6i && refcount_dec_and_test(&f6i->fib6_ref)) { + DEBUG_NET_WARN_ON_ONCE(!hlist_unhashed(&f6i->gc_link)); call_rcu(&f6i->rcu, fib6_info_destroy_rcu); + } } enum fib6_walk_state { @@ -388,6 +393,7 @@ struct fib6_table { struct inet_peer_base tb6_peers; unsigned int flags; unsigned int fib_seq; + struct hlist_head tb6_gc_hlist; /* GC candidates */ #define RT6_TABLE_HAS_DFLT_ROUTER BIT(0) }; @@ -504,6 +510,38 @@ void fib6_gc_cleanup(void); int fib6_init(void); +/* Add the route to the gc list if it is not already there + * + * The callers should hold f6i->fib6_table->tb6_lock. + */ +static inline void fib6_add_gc_list(struct fib6_info *f6i) +{ + /* If fib6_node is null, the f6i is not in (or removed from) the + * table. + * + * There is a gap between finding the f6i from the table and + * calling this function without the protection of the tb6_lock. + * This check makes sure the f6i is not added to the gc list when + * it is not on the table. + */ + if (!rcu_dereference_protected(f6i->fib6_node, + lockdep_is_held(&f6i->fib6_table->tb6_lock))) + return; + + if (hlist_unhashed(&f6i->gc_link)) + hlist_add_head(&f6i->gc_link, &f6i->fib6_table->tb6_gc_hlist); +} + +/* Remove the route from the gc list if it is on the list. + * + * The callers should hold f6i->fib6_table->tb6_lock. + */ +static inline void fib6_remove_gc_list(struct fib6_info *f6i) +{ + if (!hlist_unhashed(&f6i->gc_link)) + hlist_del_init(&f6i->gc_link); +} + struct ipv6_route_iter { struct seq_net_private p; struct fib6_walker w; diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 28b065790261..a30c6aa9e5cf 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -170,7 +170,8 @@ struct fib6_info *rt6_get_dflt_router(struct net *net, struct fib6_info *rt6_add_dflt_router(struct net *net, const struct in6_addr *gwaddr, struct net_device *dev, unsigned int pref, - u32 defrtr_usr_metric); + u32 defrtr_usr_metric, + int lifetime); void rt6_purge_dflt_routers(struct net *net); @@ -331,7 +332,7 @@ static inline unsigned int ip6_dst_mtu_maybe_forward(const struct dst_entry *dst rcu_read_lock(); idev = __in6_dev_get(dst->dev); if (idev) - mtu = idev->cnf.mtu6; + mtu = READ_ONCE(idev->cnf.mtu6); rcu_read_unlock(); out: diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index d4667b7797e3..9b2f69ba5e49 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -264,6 +264,7 @@ struct fib_dump_filter { bool filter_set; bool dump_routes; bool dump_exceptions; + bool rtnl_held; unsigned char protocol; unsigned char rt_type; unsigned int flags; diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h index 2d746f4c9a0a..5cd64bb2104d 100644 --- a/include/net/ip_tunnels.h +++ b/include/net/ip_tunnels.h @@ -284,7 +284,8 @@ int ip_tunnel_init_net(struct net *net, unsigned int ip_tnl_net_id, struct rtnl_link_ops *ops, char *devname); void ip_tunnel_delete_nets(struct list_head *list_net, unsigned int id, - struct rtnl_link_ops *ops); + struct rtnl_link_ops *ops, + struct list_head *dev_to_kill); void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, const struct iphdr *tnl_params, const u8 protocol); diff --git a/include/net/ipv6.h b/include/net/ipv6.h index cf25ea21d770..88a8e554f7a1 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -534,13 +534,15 @@ static inline int ipv6_hopopt_jumbo_remove(struct sk_buff *skb) return 0; } -static inline bool ipv6_accept_ra(struct inet6_dev *idev) +static inline bool ipv6_accept_ra(const struct inet6_dev *idev) { + s32 accept_ra = READ_ONCE(idev->cnf.accept_ra); + /* If forwarding is enabled, RA are not accepted unless the special * hybrid mode (accept_ra=2) is enabled. */ - return idev->cnf.forwarding ? idev->cnf.accept_ra == 2 : - idev->cnf.accept_ra; + return READ_ONCE(idev->cnf.forwarding) ? accept_ra == 2 : + accept_ra; } #define IPV6_FRAG_HIGH_THRESH (4 * 1024*1024) /* 4194304 */ diff --git a/include/net/mac80211.h b/include/net/mac80211.h index d400fe2e8668..353488ab94a2 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -7,7 +7,7 @@ * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2023 Intel Corporation + * Copyright (C) 2018 - 2024 Intel Corporation */ #ifndef MAC80211_H @@ -214,6 +214,10 @@ struct ieee80211_low_level_stats { * @IEEE80211_CHANCTX_CHANGE_CHANNEL: switched to another operating channel, * this is used only with channel switching with CSA * @IEEE80211_CHANCTX_CHANGE_MIN_WIDTH: The min required channel width changed + * @IEEE80211_CHANCTX_CHANGE_AP: The AP channel definition changed, so (wider + * bandwidth) OFDMA settings need to be changed + * @IEEE80211_CHANCTX_CHANGE_PUNCTURING: The punctured channel(s) bitmap + * was changed. */ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_WIDTH = BIT(0), @@ -221,6 +225,19 @@ enum ieee80211_chanctx_change { IEEE80211_CHANCTX_CHANGE_RADAR = BIT(2), IEEE80211_CHANCTX_CHANGE_CHANNEL = BIT(3), IEEE80211_CHANCTX_CHANGE_MIN_WIDTH = BIT(4), + IEEE80211_CHANCTX_CHANGE_AP = BIT(5), + IEEE80211_CHANCTX_CHANGE_PUNCTURING = BIT(6), +}; + +/** + * struct ieee80211_chan_req - A channel "request" + * @oper: channel definition to use for operation + * @ap: the channel definition of the AP, if any + * (otherwise the chan member is %NULL) + */ +struct ieee80211_chan_req { + struct cfg80211_chan_def oper; + struct cfg80211_chan_def ap; }; /** @@ -231,6 +248,8 @@ enum ieee80211_chanctx_change { * * @def: the channel definition * @min_def: the minimum channel definition currently required. + * @ap: the channel definition the AP actually is operating as, + * for use with (wider bandwidth) OFDMA * @rx_chains_static: The number of RX chains that must always be * active on the channel to receive MIMO transmissions * @rx_chains_dynamic: The number of RX chains that must be enabled @@ -243,6 +262,7 @@ enum ieee80211_chanctx_change { struct ieee80211_chanctx_conf { struct cfg80211_chan_def def; struct cfg80211_chan_def min_def; + struct cfg80211_chan_def ap; u8 rx_chains_static, rx_chains_dynamic; @@ -340,8 +360,8 @@ struct ieee80211_vif_chanctx_switch { * @BSS_CHANGED_FILS_DISCOVERY: FILS discovery status changed. * @BSS_CHANGED_UNSOL_BCAST_PROBE_RESP: Unsolicited broadcast probe response * status changed. - * @BSS_CHANGED_EHT_PUNCTURING: The channel puncturing bitmap changed. * @BSS_CHANGED_MLD_VALID_LINKS: MLD valid links status changed. + * @BSS_CHANGED_MLD_TTLM: TID to link mapping was changed */ enum ieee80211_bss_change { BSS_CHANGED_ASSOC = 1<<0, @@ -376,8 +396,8 @@ enum ieee80211_bss_change { BSS_CHANGED_HE_BSS_COLOR = 1<<29, BSS_CHANGED_FILS_DISCOVERY = 1<<30, BSS_CHANGED_UNSOL_BCAST_PROBE_RESP = 1<<31, - BSS_CHANGED_EHT_PUNCTURING = BIT_ULL(32), BSS_CHANGED_MLD_VALID_LINKS = BIT_ULL(33), + BSS_CHANGED_MLD_TTLM = BIT_ULL(34), /* when adding here, make sure to change ieee80211_reconfig */ }; @@ -537,6 +557,10 @@ struct ieee80211_fils_discovery { * to that BSS) that can change during the lifetime of the BSS. * * @vif: reference to owning VIF + * @bss: the cfg80211 bss descriptor. Valid only for a station, and only + * when associated. Note: This contains information which is not + * necessarily authenticated. For example, information coming from probe + * responses. * @addr: (link) address used locally * @link_id: link ID, or 0 for non-MLO * @htc_trig_based_pkt_ext: default PE in 4us units, if BSS supports HE @@ -581,7 +605,7 @@ struct ieee80211_fils_discovery { * @mcast_rate: per-band multicast rate index + 1 (0: disabled) * @bssid: The BSSID for this BSS * @enable_beacon: whether beaconing should be enabled or not - * @chandef: Channel definition for this BSS -- the hardware might be + * @chanreq: Channel request for this BSS -- the hardware might be * configured a higher bandwidth than this BSS uses, for example. * @mu_group: VHT MU-MIMO group membership data * @ht_operation_mode: HT operation mode like in &struct ieee80211_ht_operation. @@ -642,9 +666,7 @@ struct ieee80211_fils_discovery { * @tx_pwr_env_num: number of @tx_pwr_env. * @pwr_reduction: power constraint of BSS. * @eht_support: does this BSS support EHT - * @eht_puncturing: bitmap to indicate which channels are punctured in this BSS * @csa_active: marks whether a channel switch is going on. - * @csa_punct_bitmap: new puncturing bitmap for channel switch * @mu_mimo_owner: indicates interface owns MU-MIMO capability * @chanctx_conf: The channel context this interface is assigned to, or %NULL * when it is not assigned. This pointer is RCU-protected due to the TX @@ -682,6 +704,7 @@ struct ieee80211_fils_discovery { */ struct ieee80211_bss_conf { struct ieee80211_vif *vif; + struct cfg80211_bss *bss; const u8 *bssid; unsigned int link_id; @@ -714,7 +737,7 @@ struct ieee80211_bss_conf { u32 cqm_rssi_hyst; s32 cqm_rssi_low; s32 cqm_rssi_high; - struct cfg80211_chan_def chandef; + struct ieee80211_chan_req chanreq; struct ieee80211_mu_group_data mu_group; bool qos; bool hidden_ssid; @@ -747,10 +770,8 @@ struct ieee80211_bss_conf { u8 tx_pwr_env_num; u8 pwr_reduction; bool eht_support; - u16 eht_puncturing; bool csa_active; - u16 csa_punct_bitmap; bool mu_mimo_owner; struct ieee80211_chanctx_conf __rcu *chanctx_conf; @@ -1742,8 +1763,9 @@ struct ieee80211_conf { * @chandef: the new channel to switch to * @count: the number of TBTT's until the channel switch event * @delay: maximum delay between the time the AP transmitted the last beacon in - * current channel and the expected time of the first beacon in the new - * channel, expressed in TU. + * current channel and the expected time of the first beacon in the new + * channel, expressed in TU. + * @link_id: the link ID of the link doing the channel switch, 0 for non-MLO */ struct ieee80211_channel_switch { u64 timestamp; @@ -1751,6 +1773,7 @@ struct ieee80211_channel_switch { bool block_tx; struct cfg80211_chan_def chandef; u8 count; + u8 link_id; u32 delay; }; @@ -1772,6 +1795,10 @@ struct ieee80211_channel_switch { * this is not pure P2P vif. * @IEEE80211_VIF_EML_ACTIVE: The driver indicates that EML operation is * enabled for the interface. + * @IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW: Ignore wider bandwidth OFDMA + * operation on this interface and request a channel context without + * the AP definition. Use this e.g. because the device is able to + * handle OFDMA (downlink and trigger for uplink) on a per-AP basis. */ enum ieee80211_vif_flags { IEEE80211_VIF_BEACON_FILTER = BIT(0), @@ -1779,6 +1806,7 @@ enum ieee80211_vif_flags { IEEE80211_VIF_SUPPORTS_UAPSD = BIT(2), IEEE80211_VIF_GET_NOA_UPDATE = BIT(3), IEEE80211_VIF_EML_ACTIVE = BIT(4), + IEEE80211_VIF_IGNORE_OFDMA_WIDER_BW = BIT(5), }; @@ -1808,9 +1836,11 @@ enum ieee80211_offload_flags { * @ps: power-save mode (STA only). This flag is NOT affected by * offchannel/dynamic_ps operations. * @aid: association ID number, valid only when @assoc is true - * @eml_cap: EML capabilities as described in P802.11be_D2.2 Figure 9-1002k. + * @eml_cap: EML capabilities as described in P802.11be_D4.1 Figure 9-1001j. * @eml_med_sync_delay: Medium Synchronization delay as described in - * P802.11be_D2.2 Figure 9-1002j. + * P802.11be_D4.1 Figure 9-1001i. + * @mld_capa_op: MLD Capabilities and Operations per P802.11be_D4.1 + * Figure 9-1001k * @arp_addr_list: List of IPv4 addresses for hardware ARP filtering. The * may filter ARP queries targeted for other addresses than listed here. * The driver must allow ARP queries targeted for all address listed here @@ -1835,6 +1865,7 @@ struct ieee80211_vif_cfg { u16 aid; u16 eml_cap; u16 eml_med_sync_delay; + u16 mld_capa_op; __be32 arp_addr_list[IEEE80211_BSS_ARP_ADDR_LIST_LEN]; int arp_addr_cnt; @@ -1845,6 +1876,35 @@ struct ieee80211_vif_cfg { u8 ap_addr[ETH_ALEN] __aligned(2); }; +#define IEEE80211_TTLM_NUM_TIDS 8 + +/** + * struct ieee80211_neg_ttlm - negotiated TID to link map info + * + * @downlink: bitmap of active links per TID for downlink, or 0 if mapping for + * this TID is not included. + * @uplink: bitmap of active links per TID for uplink, or 0 if mapping for this + * TID is not included. + * @valid: info is valid or not. + */ +struct ieee80211_neg_ttlm { + u16 downlink[IEEE80211_TTLM_NUM_TIDS]; + u16 uplink[IEEE80211_TTLM_NUM_TIDS]; + bool valid; +}; + +/** + * enum ieee80211_neg_ttlm_res - return value for negotiated TTLM handling + * @NEG_TTLM_RES_ACCEPT: accept the request + * @NEG_TTLM_RES_REJECT: reject the request + * @NEG_TTLM_RES_SUGGEST_PREFERRED: reject and suggest a new mapping + */ +enum ieee80211_neg_ttlm_res { + NEG_TTLM_RES_ACCEPT, + NEG_TTLM_RES_REJECT, + NEG_TTLM_RES_SUGGEST_PREFERRED +}; + /** * struct ieee80211_vif - per-interface data * @@ -1863,6 +1923,11 @@ struct ieee80211_vif_cfg { * API calls meant for that purpose. * @dormant_links: bitmap of valid but disabled links, or 0 for non-MLO. * Must be a subset of valid_links. + * @suspended_links: subset of dormant_links representing links that are + * suspended. + * 0 for non-MLO. + * @neg_ttlm: negotiated TID to link mapping info. + * see &struct ieee80211_neg_ttlm. * @addr: address of this interface * @p2p: indicates whether this AP or STA interface is a p2p * interface, i.e. a GO or p2p-sta respectively @@ -1900,7 +1965,8 @@ struct ieee80211_vif { struct ieee80211_vif_cfg cfg; struct ieee80211_bss_conf bss_conf; struct ieee80211_bss_conf __rcu *link_conf[IEEE80211_MLD_MAX_NUM_LINKS]; - u16 valid_links, active_links, dormant_links; + u16 valid_links, active_links, dormant_links, suspended_links; + struct ieee80211_neg_ttlm neg_ttlm; u8 addr[ETH_ALEN] __aligned(2); bool p2p; @@ -1947,6 +2013,21 @@ static inline bool ieee80211_vif_is_mld(const struct ieee80211_vif *vif) return vif->valid_links != 0; } +/** + * ieee80211_vif_link_active - check if a given link is active + * @vif: the vif + * @link_id: the link ID to check + * Return: %true if the vif is an MLD and the link is active, or if + * the vif is not an MLD and the link ID is 0; %false otherwise. + */ +static inline bool ieee80211_vif_link_active(const struct ieee80211_vif *vif, + unsigned int link_id) +{ + if (!ieee80211_vif_is_mld(vif)) + return link_id == 0; + return vif->active_links & BIT(link_id); +} + #define for_each_vif_active_link(vif, link, link_id) \ for (link_id = 0; link_id < ARRAY_SIZE((vif)->link_conf); link_id++) \ if ((!(vif)->active_links || \ @@ -2041,6 +2122,8 @@ static inline bool lockdep_vif_wiphy_mutex_held(struct ieee80211_vif *vif) * @IEEE80211_KEY_FLAG_GENERATE_MMIE: This flag should be set by the driver * for a AES_CMAC key to indicate that it requires sequence number * generation only + * @IEEE80211_KEY_FLAG_SPP_AMSDU: SPP A-MSDUs can be used with this key + * (set by mac80211 from the sta->spp_amsdu flag) */ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_GENERATE_IV_MGMT = BIT(0), @@ -2054,6 +2137,7 @@ enum ieee80211_key_flags { IEEE80211_KEY_FLAG_PUT_MIC_SPACE = BIT(8), IEEE80211_KEY_FLAG_NO_AUTO_TX = BIT(9), IEEE80211_KEY_FLAG_GENERATE_MMIE = BIT(10), + IEEE80211_KEY_FLAG_SPP_AMSDU = BIT(11), }; /** @@ -2352,6 +2436,7 @@ struct ieee80211_link_sta { * would be assigned to link[link_id] where link_id is the id assigned * by the AP. * @valid_links: bitmap of valid links, or 0 for non-MLO + * @spp_amsdu: indicates whether the STA uses SPP A-MSDU or not. */ struct ieee80211_sta { u8 addr[ETH_ALEN]; @@ -2365,6 +2450,7 @@ struct ieee80211_sta { bool tdls_initiator; bool mfp; bool mlo; + bool spp_amsdu; u8 max_amsdu_subframes; struct ieee80211_sta_aggregates *cur; @@ -2692,6 +2778,11 @@ struct ieee80211_txq { * @IEEE80211_HW_DISALLOW_PUNCTURING: HW requires disabling puncturing in EHT * and connecting with a lower bandwidth instead * + * @IEEE80211_HW_HANDLES_QUIET_CSA: HW/driver handles quieting for CSA, so + * no need to stop queues. This really should be set by a driver that + * implements MLO, so operation can continue on other links when one + * link is switching. + * * @NUM_IEEE80211_HW_FLAGS: number of hardware flags, used for sizing arrays */ enum ieee80211_hw_flags { @@ -2750,6 +2841,7 @@ enum ieee80211_hw_flags { IEEE80211_HW_DETECTS_COLOR_COLLISION, IEEE80211_HW_MLO_MCAST_MULTI_LINK_TX, IEEE80211_HW_DISALLOW_PUNCTURING, + IEEE80211_HW_HANDLES_QUIET_CSA, /* keep last, obviously */ NUM_IEEE80211_HW_FLAGS @@ -4182,7 +4274,7 @@ struct ieee80211_prep_tx_info { * after a channel switch procedure is completed, allowing the * driver to go back to a normal configuration. * @abort_channel_switch: This is an optional callback that is called - * when channel switch procedure was completed, allowing the + * when channel switch procedure was aborted, allowing the * driver to go back to a normal configuration. * @channel_switch_rx_beacon: This is an optional callback that is called * when channel switch procedure is in progress and additional beacon with @@ -4293,6 +4385,10 @@ struct ieee80211_prep_tx_info { * flow offloading for flows originating from the vif. * Note that the driver must not assume that the vif driver_data is valid * at this point, since the callback can be called during netdev teardown. + * @can_neg_ttlm: for managed interface, requests the driver to determine + * if the requested TID-To-Link mapping can be accepted or not. + * If it's not accepted the driver may suggest a preferred mapping and + * modify @ttlm parameter with the suggested TID-to-Link mapping. */ struct ieee80211_ops { void (*tx)(struct ieee80211_hw *hw, @@ -4574,7 +4670,8 @@ struct ieee80211_ops { struct ieee80211_vif *vif, struct ieee80211_bss_conf *link_conf); void (*abort_channel_switch)(struct ieee80211_hw *hw, - struct ieee80211_vif *vif); + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *link_conf); void (*channel_switch_rx_beacon)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_channel_switch *ch_switch); @@ -4673,6 +4770,9 @@ struct ieee80211_ops { struct net_device *dev, enum tc_setup_type type, void *type_data); + enum ieee80211_neg_ttlm_res + (*can_neg_ttlm)(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + struct ieee80211_neg_ttlm *ttlm); }; /** @@ -5455,6 +5555,7 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, /** * ieee80211_beacon_update_cntdwn - request mac80211 to decrement the beacon countdown * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * The beacon counter should be updated after each beacon transmission. * This function is called implicitly when @@ -5464,7 +5565,8 @@ static inline struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, * * Return: new countdown value */ -u8 ieee80211_beacon_update_cntdwn(struct ieee80211_vif *vif); +u8 ieee80211_beacon_update_cntdwn(struct ieee80211_vif *vif, + unsigned int link_id); /** * ieee80211_beacon_set_cntdwn - request mac80211 to set beacon countdown @@ -5482,20 +5584,23 @@ void ieee80211_beacon_set_cntdwn(struct ieee80211_vif *vif, u8 counter); /** * ieee80211_csa_finish - notify mac80211 about channel switch * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * After a channel switch announcement was scheduled and the counter in this * announcement hits 1, this function must be called by the driver to * notify mac80211 that the channel can be changed. */ -void ieee80211_csa_finish(struct ieee80211_vif *vif); +void ieee80211_csa_finish(struct ieee80211_vif *vif, unsigned int link_id); /** * ieee80211_beacon_cntdwn_is_complete - find out if countdown reached 1 * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * @link_id: valid link_id during MLO or 0 for non-MLO * * This function returns whether the countdown reached zero. */ -bool ieee80211_beacon_cntdwn_is_complete(struct ieee80211_vif *vif); +bool ieee80211_beacon_cntdwn_is_complete(struct ieee80211_vif *vif, + unsigned int link_id); /** * ieee80211_color_change_finish - notify mac80211 about color change @@ -5831,6 +5936,7 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf); * ieee80211_gtk_rekey_add - add a GTK key from rekeying during WoWLAN * @vif: the virtual interface to add the key on * @keyconf: new key data + * @link_id: the link id of the key or -1 for non-MLO * * When GTK rekeying was done while the system was suspended, (a) new * key(s) will be available. These will be needed by mac80211 for proper @@ -5858,7 +5964,8 @@ void ieee80211_remove_key(struct ieee80211_key_conf *keyconf); */ struct ieee80211_key_conf * ieee80211_gtk_rekey_add(struct ieee80211_vif *vif, - struct ieee80211_key_conf *keyconf); + struct ieee80211_key_conf *keyconf, + int link_id); /** * ieee80211_gtk_rekey_notify - notify userspace supplicant of rekeying @@ -7416,11 +7523,10 @@ ieee80211_get_unsol_bcast_probe_resp_tmpl(struct ieee80211_hw *hw, * @vif: &struct ieee80211_vif pointer from the add_interface callback. * @color_bitmap: a 64 bit bitmap representing the colors that the local BSS is * aware of. - * @gfp: allocation flags */ void ieee80211_obss_color_collision_notify(struct ieee80211_vif *vif, - u64 color_bitmap, gfp_t gfp); + u64 color_bitmap); /** * ieee80211_is_tx_data - check if frame is a data frame @@ -7480,4 +7586,17 @@ int ieee80211_set_active_links(struct ieee80211_vif *vif, u16 active_links); void ieee80211_set_active_links_async(struct ieee80211_vif *vif, u16 active_links); +/* for older drivers - let's not document these ... */ +int ieee80211_emulate_add_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); +void ieee80211_emulate_remove_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx); +void ieee80211_emulate_change_chanctx(struct ieee80211_hw *hw, + struct ieee80211_chanctx_conf *ctx, + u32 changed); +int ieee80211_emulate_switch_vif_chanctx(struct ieee80211_hw *hw, + struct ieee80211_vif_chanctx_switch *vifs, + int n_vifs, + enum ieee80211_chanctx_switch_mode mode); + #endif /* MAC80211_H */ diff --git a/include/net/mctp.h b/include/net/mctp.h index 2bff5f47ce82..7b17c52e8ce2 100644 --- a/include/net/mctp.h +++ b/include/net/mctp.h @@ -87,7 +87,7 @@ struct mctp_sock { }; /* Key for matching incoming packets to sockets or reassembly contexts. - * Packets are matched on (src,dest,tag). + * Packets are matched on (peer EID, local EID, tag). * * Lifetime / locking requirements: * @@ -133,6 +133,7 @@ struct mctp_sock { * - through an expiry timeout, on a per-socket timer */ struct mctp_sk_key { + unsigned int net; mctp_eid_t peer_addr; mctp_eid_t local_addr; /* MCTP_ADDR_ANY for local owned tags */ __u8 tag; /* incoming tag match; invert TO for local */ @@ -255,7 +256,8 @@ int mctp_local_output(struct sock *sk, struct mctp_route *rt, void mctp_key_unref(struct mctp_sk_key *key); struct mctp_sk_key *mctp_alloc_local_tag(struct mctp_sock *msk, - mctp_eid_t daddr, mctp_eid_t saddr, + unsigned int netid, + mctp_eid_t local, mctp_eid_t peer, bool manual, u8 *tagp); /* routing <--> device interface */ diff --git a/include/net/net_namespace.h b/include/net/net_namespace.h index 13b3a4e29fdb..20c34bd7a077 100644 --- a/include/net/net_namespace.h +++ b/include/net/net_namespace.h @@ -67,8 +67,6 @@ struct net { */ spinlock_t rules_mod_lock; - atomic_t dev_unreg_count; - unsigned int dev_base_seq; /* protected by rtnl_mutex */ u32 ifindex; @@ -450,6 +448,9 @@ struct pernet_operations { void (*pre_exit)(struct net *net); void (*exit)(struct net *net); void (*exit_batch)(struct list_head *net_exit_list); + /* Following method is called with RTNL held. */ + void (*exit_batch_rtnl)(struct list_head *net_exit_list, + struct list_head *dev_kill_list); unsigned int *id; size_t size; }; diff --git a/include/net/netdev_queues.h b/include/net/netdev_queues.h index 8b8ed4e13d74..1ec408585373 100644 --- a/include/net/netdev_queues.h +++ b/include/net/netdev_queues.h @@ -4,6 +4,62 @@ #include <linux/netdevice.h> +/* See the netdev.yaml spec for definition of each statistic */ +struct netdev_queue_stats_rx { + u64 bytes; + u64 packets; + u64 alloc_fail; +}; + +struct netdev_queue_stats_tx { + u64 bytes; + u64 packets; +}; + +/** + * struct netdev_stat_ops - netdev ops for fine grained stats + * @get_queue_stats_rx: get stats for a given Rx queue + * @get_queue_stats_tx: get stats for a given Tx queue + * @get_base_stats: get base stats (not belonging to any live instance) + * + * Query stats for a given object. The values of the statistics are undefined + * on entry (specifically they are *not* zero-initialized). Drivers should + * assign values only to the statistics they collect. Statistics which are not + * collected must be left undefined. + * + * Queue objects are not necessarily persistent, and only currently active + * queues are queried by the per-queue callbacks. This means that per-queue + * statistics will not generally add up to the total number of events for + * the device. The @get_base_stats callback allows filling in the delta + * between events for currently live queues and overall device history. + * When the statistics for the entire device are queried, first @get_base_stats + * is issued to collect the delta, and then a series of per-queue callbacks. + * Only statistics which are set in @get_base_stats will be reported + * at the device level, meaning that unlike in queue callbacks, setting + * a statistic to zero in @get_base_stats is a legitimate thing to do. + * This is because @get_base_stats has a second function of designating which + * statistics are in fact correct for the entire device (e.g. when history + * for some of the events is not maintained, and reliable "total" cannot + * be provided). + * + * Device drivers can assume that when collecting total device stats, + * the @get_base_stats and subsequent per-queue calls are performed + * "atomically" (without releasing the rtnl_lock). + * + * Device drivers are encouraged to reset the per-queue statistics when + * number of queues change. This is because the primary use case for + * per-queue statistics is currently to detect traffic imbalance. + */ +struct netdev_stat_ops { + void (*get_queue_stats_rx)(struct net_device *dev, int idx, + struct netdev_queue_stats_rx *stats); + void (*get_queue_stats_tx)(struct net_device *dev, int idx, + struct netdev_queue_stats_tx *stats); + void (*get_base_stats)(struct net_device *dev, + struct netdev_queue_stats_rx *rx, + struct netdev_queue_stats_tx *tx); +}; + /** * DOC: Lockless queue stopping / waking helpers. * diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h index c81021ab07aa..4aeffddb7586 100644 --- a/include/net/netfilter/nf_queue.h +++ b/include/net/netfilter/nf_queue.h @@ -35,7 +35,6 @@ struct nf_queue_handler { void nf_register_queue_handler(const struct nf_queue_handler *qh); void nf_unregister_queue_handler(void); -void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict); bool nf_queue_entry_get_refs(struct nf_queue_entry *entry); void nf_queue_entry_free(struct nf_queue_entry *entry); diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index 510244cc0f8f..e27c28b612e4 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -1277,6 +1277,12 @@ static inline bool nft_table_has_owner(const struct nft_table *table) return table->flags & NFT_TABLE_F_OWNER; } +static inline bool nft_table_is_orphan(const struct nft_table *table) +{ + return (table->flags & (NFT_TABLE_F_OWNER | NFT_TABLE_F_PERSIST)) == + NFT_TABLE_F_PERSIST; +} + static inline bool nft_base_chain_netdev(int family, u32 hooknum) { return family == NFPROTO_NETDEV || diff --git a/include/net/netlabel.h b/include/net/netlabel.h index 43ae50337685..f3ab0b8a4b18 100644 --- a/include/net/netlabel.h +++ b/include/net/netlabel.h @@ -145,15 +145,14 @@ struct netlbl_lsm_cache { * processing. * */ -#define NETLBL_CATMAP_MAPTYPE u64 #define NETLBL_CATMAP_MAPCNT 4 -#define NETLBL_CATMAP_MAPSIZE (sizeof(NETLBL_CATMAP_MAPTYPE) * 8) +#define NETLBL_CATMAP_MAPSIZE (sizeof(u64) * 8) #define NETLBL_CATMAP_SIZE (NETLBL_CATMAP_MAPSIZE * \ NETLBL_CATMAP_MAPCNT) -#define NETLBL_CATMAP_BIT (NETLBL_CATMAP_MAPTYPE)0x01 +#define NETLBL_CATMAP_BIT ((u64)0x01) struct netlbl_lsm_catmap { u32 startbit; - NETLBL_CATMAP_MAPTYPE bitmap[NETLBL_CATMAP_MAPCNT]; + u64 bitmap[NETLBL_CATMAP_MAPCNT]; struct netlbl_lsm_catmap *next; }; diff --git a/include/net/netmem.h b/include/net/netmem.h new file mode 100644 index 000000000000..d8b810245c1d --- /dev/null +++ b/include/net/netmem.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Network memory + * + * Author: Mina Almasry <almasrymina@google.com> + */ + +#ifndef _NET_NETMEM_H +#define _NET_NETMEM_H + +/** + * typedef netmem_ref - a nonexistent type marking a reference to generic + * network memory. + * + * A netmem_ref currently is always a reference to a struct page. This + * abstraction is introduced so support for new memory types can be added. + * + * Use the supplied helpers to obtain the underlying memory pointer and fields. + */ +typedef unsigned long __bitwise netmem_ref; + +/* This conversion fails (returns NULL) if the netmem_ref is not struct page + * backed. + * + * Currently struct page is the only possible netmem, and this helper never + * fails. + */ +static inline struct page *netmem_to_page(netmem_ref netmem) +{ + return (__force struct page *)netmem; +} + +/* Converting from page to netmem is always safe, because a page can always be + * a netmem. + */ +static inline netmem_ref page_to_netmem(struct page *page) +{ + return (__force netmem_ref)page; +} + +#endif /* _NET_NETMEM_H */ diff --git a/include/net/nexthop.h b/include/net/nexthop.h index d92046a4a078..7ca315ad500e 100644 --- a/include/net/nexthop.h +++ b/include/net/nexthop.h @@ -47,6 +47,8 @@ struct nh_config { bool nh_grp_res_has_idle_timer; bool nh_grp_res_has_unbalanced_timer; + bool nh_hw_stats; + struct nlattr *nh_encap; u16 nh_encap_type; @@ -95,8 +97,14 @@ struct nh_res_table { struct nh_res_bucket nh_buckets[] __counted_by(num_nh_buckets); }; +struct nh_grp_entry_stats { + u64_stats_t packets; + struct u64_stats_sync syncp; +}; + struct nh_grp_entry { struct nexthop *nh; + struct nh_grp_entry_stats __percpu *stats; u8 weight; union { @@ -114,6 +122,7 @@ struct nh_grp_entry { struct list_head nh_list; struct nexthop *nh_parent; /* nexthop of group with this entry */ + u64 packets_hw; }; struct nh_group { @@ -124,6 +133,7 @@ struct nh_group { bool resilient; bool fdb_nh; bool has_v4; + bool hw_stats; struct nh_res_table __rcu *res_table; struct nh_grp_entry nh_entries[] __counted_by(num_nh); @@ -157,6 +167,7 @@ enum nexthop_event_type { NEXTHOP_EVENT_REPLACE, NEXTHOP_EVENT_RES_TABLE_PRE_REPLACE, NEXTHOP_EVENT_BUCKET_REPLACE, + NEXTHOP_EVENT_HW_STATS_REPORT_DELTA, }; enum nh_notifier_info_type { @@ -164,6 +175,7 @@ enum nh_notifier_info_type { NH_NOTIFIER_INFO_TYPE_GRP, NH_NOTIFIER_INFO_TYPE_RES_TABLE, NH_NOTIFIER_INFO_TYPE_RES_BUCKET, + NH_NOTIFIER_INFO_TYPE_GRP_HW_STATS, }; struct nh_notifier_single_info { @@ -173,6 +185,7 @@ struct nh_notifier_single_info { __be32 ipv4; struct in6_addr ipv6; }; + u32 id; u8 is_reject:1, is_fdb:1, has_encap:1; @@ -180,13 +193,13 @@ struct nh_notifier_single_info { struct nh_notifier_grp_entry_info { u8 weight; - u32 id; struct nh_notifier_single_info nh; }; struct nh_notifier_grp_info { u16 num_nh; bool is_fdb; + bool hw_stats; struct nh_notifier_grp_entry_info nh_entries[] __counted_by(num_nh); }; @@ -200,9 +213,21 @@ struct nh_notifier_res_bucket_info { struct nh_notifier_res_table_info { u16 num_nh_buckets; + bool hw_stats; struct nh_notifier_single_info nhs[] __counted_by(num_nh_buckets); }; +struct nh_notifier_grp_hw_stats_entry_info { + u32 id; + u64 packets; +}; + +struct nh_notifier_grp_hw_stats_info { + u16 num_nh; + bool hw_stats_used; + struct nh_notifier_grp_hw_stats_entry_info stats[] __counted_by(num_nh); +}; + struct nh_notifier_info { struct net *net; struct netlink_ext_ack *extack; @@ -213,17 +238,22 @@ struct nh_notifier_info { struct nh_notifier_grp_info *nh_grp; struct nh_notifier_res_table_info *nh_res_table; struct nh_notifier_res_bucket_info *nh_res_bucket; + struct nh_notifier_grp_hw_stats_info *nh_grp_hw_stats; }; }; int register_nexthop_notifier(struct net *net, struct notifier_block *nb, struct netlink_ext_ack *extack); +int __unregister_nexthop_notifier(struct net *net, struct notifier_block *nb); int unregister_nexthop_notifier(struct net *net, struct notifier_block *nb); void nexthop_set_hw_flags(struct net *net, u32 id, bool offload, bool trap); void nexthop_bucket_set_hw_flags(struct net *net, u32 id, u16 bucket_index, bool offload, bool trap); void nexthop_res_grp_activity_update(struct net *net, u32 id, u16 num_buckets, unsigned long *activity); +void nh_grp_hw_stats_report_delta(struct nh_notifier_grp_hw_stats_info *info, + unsigned int nh_idx, + u64 delta_packets); /* caller is holding rcu or rtnl; no reference taken to nexthop */ struct nexthop *nexthop_find_by_id(struct net *net, u32 id); @@ -316,7 +346,7 @@ static inline int nexthop_mpath_fill_node(struct sk_buff *skb, struct nexthop *nh, u8 rt_family) { - struct nh_group *nhg = rtnl_dereference(nh->nh_grp); + struct nh_group *nhg = rcu_dereference_rtnl(nh->nh_grp); int i; for (i = 0; i < nhg->num_nh; i++) { diff --git a/include/net/nfc/nfc.h b/include/net/nfc/nfc.h index 5dee575fbe86..3d07abacf08b 100644 --- a/include/net/nfc/nfc.h +++ b/include/net/nfc/nfc.h @@ -196,7 +196,7 @@ struct nfc_dev { }; #define to_nfc_dev(_dev) container_of(_dev, struct nfc_dev, dev) -extern struct class nfc_class; +extern const struct class nfc_class; struct nfc_dev *nfc_allocate_device(const struct nfc_ops *ops, u32 supported_protocols, diff --git a/include/net/page_pool/types.h b/include/net/page_pool/types.h index 76481c465375..5e43a08d3231 100644 --- a/include/net/page_pool/types.h +++ b/include/net/page_pool/types.h @@ -18,8 +18,9 @@ * Please note DMA-sync-for-CPU is still * device driver responsibility */ -#define PP_FLAG_ALL (PP_FLAG_DMA_MAP |\ - PP_FLAG_DMA_SYNC_DEV) +#define PP_FLAG_SYSTEM_POOL BIT(2) /* Global system page_pool */ +#define PP_FLAG_ALL (PP_FLAG_DMA_MAP | PP_FLAG_DMA_SYNC_DEV | \ + PP_FLAG_SYSTEM_POOL) /* * Fast allocation side cache array/stack @@ -128,6 +129,7 @@ struct page_pool_stats { struct page_pool { struct page_pool_params_fast p; + int cpuid; bool has_init_callback; long frag_users; @@ -203,21 +205,18 @@ struct page *page_pool_alloc_pages(struct page_pool *pool, gfp_t gfp); struct page *page_pool_alloc_frag(struct page_pool *pool, unsigned int *offset, unsigned int size, gfp_t gfp); struct page_pool *page_pool_create(const struct page_pool_params *params); +struct page_pool *page_pool_create_percpu(const struct page_pool_params *params, + int cpuid); struct xdp_mem_info; #ifdef CONFIG_PAGE_POOL -void page_pool_unlink_napi(struct page_pool *pool); void page_pool_destroy(struct page_pool *pool); void page_pool_use_xdp_mem(struct page_pool *pool, void (*disconnect)(void *), struct xdp_mem_info *mem); void page_pool_put_page_bulk(struct page_pool *pool, void **data, int count); #else -static inline void page_pool_unlink_napi(struct page_pool *pool) -{ -} - static inline void page_pool_destroy(struct page_pool *pool) { } diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h index f308e8268651..a4ee43f493bb 100644 --- a/include/net/pkt_cls.h +++ b/include/net/pkt_cls.h @@ -24,6 +24,8 @@ struct tcf_walker { int register_tcf_proto_ops(struct tcf_proto_ops *ops); void unregister_tcf_proto_ops(struct tcf_proto_ops *ops); +#define NET_CLS_ALIAS_PREFIX "net-cls-" +#define MODULE_ALIAS_NET_CLS(kind) MODULE_ALIAS(NET_CLS_ALIAS_PREFIX kind) struct tcf_block_ext_info { enum flow_block_binder_type binder_type; diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h index 1e200d9a066d..d7b7b6cd4aa1 100644 --- a/include/net/pkt_sched.h +++ b/include/net/pkt_sched.h @@ -100,6 +100,8 @@ struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops, int register_qdisc(struct Qdisc_ops *qops); void unregister_qdisc(struct Qdisc_ops *qops); +#define NET_SCH_ALIAS_PREFIX "net-sch-" +#define MODULE_ALIAS_NET_SCH(id) MODULE_ALIAS(NET_SCH_ALIAS_PREFIX id) void qdisc_get_default(char *id, size_t len); int qdisc_set_default(const char *id); diff --git a/include/net/protocol.h b/include/net/protocol.h index 6aef8cb11cc8..b2499f88f8f8 100644 --- a/include/net/protocol.h +++ b/include/net/protocol.h @@ -46,6 +46,7 @@ struct net_protocol { * socket lookup? */ icmp_strict_tag_validation:1; + u32 secret; }; #if IS_ENABLED(CONFIG_IPV6) @@ -59,6 +60,7 @@ struct inet6_protocol { __be32 info); unsigned int flags; /* INET6_PROTO_xxx */ + u32 secret; }; #define INET6_PROTO_NOPOLICY 0x1 @@ -68,6 +70,7 @@ struct inet6_protocol { struct net_offload { struct offload_callbacks callbacks; unsigned int flags; /* Flags used by IPv6 for now */ + u32 secret; }; /* This should be set for any extension header which is compatible with GSO. */ #define INET6_PROTO_GSO_EXTHDR 0x1 diff --git a/include/net/request_sock.h b/include/net/request_sock.h index 144c39db9898..8839133d6f6b 100644 --- a/include/net/request_sock.h +++ b/include/net/request_sock.h @@ -83,6 +83,45 @@ static inline struct sock *req_to_sk(struct request_sock *req) return (struct sock *)req; } +/** + * skb_steal_sock - steal a socket from an sk_buff + * @skb: sk_buff to steal the socket from + * @refcounted: is set to true if the socket is reference-counted + * @prefetched: is set to true if the socket was assigned from bpf + */ +static inline struct sock *skb_steal_sock(struct sk_buff *skb, + bool *refcounted, bool *prefetched) +{ + struct sock *sk = skb->sk; + + if (!sk) { + *prefetched = false; + *refcounted = false; + return NULL; + } + + *prefetched = skb_sk_is_prefetched(skb); + if (*prefetched) { +#if IS_ENABLED(CONFIG_SYN_COOKIES) + if (sk->sk_state == TCP_NEW_SYN_RECV && inet_reqsk(sk)->syncookie) { + struct request_sock *req = inet_reqsk(sk); + + *refcounted = false; + sk = req->rsk_listener; + req->rsk_listener = NULL; + return sk; + } +#endif + *refcounted = sk_is_refcounted(sk); + } else { + *refcounted = true; + } + + skb->destructor = NULL; + skb->sk = NULL; + return sk; +} + static inline struct request_sock * reqsk_alloc(const struct request_sock_ops *ops, struct sock *sk_listener, bool attach_listener) diff --git a/include/net/route.h b/include/net/route.h index 980ab474eabd..d4a0147942f1 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -37,9 +37,6 @@ #define RTO_ONLINK 0x01 -#define RT_CONN_FLAGS(sk) (RT_TOS(READ_ONCE(inet_sk(sk)->tos)) | sock_flag(sk, SOCK_LOCALROUTE)) -#define RT_CONN_FLAGS_TOS(sk,tos) (RT_TOS(tos) | sock_flag(sk, SOCK_LOCALROUTE)) - static inline __u8 ip_sock_rt_scope(const struct sock *sk) { if (sock_flag(sk, SOCK_LOCALROUTE)) @@ -163,8 +160,8 @@ static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi __u8 proto, __u8 tos, int oif) { flowi4_init_output(fl4, oif, sk ? READ_ONCE(sk->sk_mark) : 0, tos, - RT_SCOPE_UNIVERSE, proto, - sk ? inet_sk_flowi_flags(sk) : 0, + sk ? ip_sock_rt_scope(sk) : RT_SCOPE_UNIVERSE, + proto, sk ? inet_sk_flowi_flags(sk) : 0, daddr, saddr, dport, sport, sock_net_uid(net, sk)); if (sk) security_sk_classify_flow(sk, flowi4_to_flowi_common(fl4)); diff --git a/include/net/rps.h b/include/net/rps.h new file mode 100644 index 000000000000..7660243e905b --- /dev/null +++ b/include/net/rps.h @@ -0,0 +1,125 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +#ifndef _NET_RPS_H +#define _NET_RPS_H + +#include <linux/types.h> +#include <linux/static_key.h> +#include <net/sock.h> +#include <net/hotdata.h> + +#ifdef CONFIG_RPS + +extern struct static_key_false rps_needed; +extern struct static_key_false rfs_needed; + +/* + * This structure holds an RPS map which can be of variable length. The + * map is an array of CPUs. + */ +struct rps_map { + unsigned int len; + struct rcu_head rcu; + u16 cpus[]; +}; +#define RPS_MAP_SIZE(_num) (sizeof(struct rps_map) + ((_num) * sizeof(u16))) + +/* + * The rps_dev_flow structure contains the mapping of a flow to a CPU, the + * tail pointer for that CPU's input queue at the time of last enqueue, and + * a hardware filter index. + */ +struct rps_dev_flow { + u16 cpu; + u16 filter; + unsigned int last_qtail; +}; +#define RPS_NO_FILTER 0xffff + +/* + * The rps_dev_flow_table structure contains a table of flow mappings. + */ +struct rps_dev_flow_table { + unsigned int mask; + struct rcu_head rcu; + struct rps_dev_flow flows[]; +}; +#define RPS_DEV_FLOW_TABLE_SIZE(_num) (sizeof(struct rps_dev_flow_table) + \ + ((_num) * sizeof(struct rps_dev_flow))) + +/* + * The rps_sock_flow_table contains mappings of flows to the last CPU + * on which they were processed by the application (set in recvmsg). + * Each entry is a 32bit value. Upper part is the high-order bits + * of flow hash, lower part is CPU number. + * rps_cpu_mask is used to partition the space, depending on number of + * possible CPUs : rps_cpu_mask = roundup_pow_of_two(nr_cpu_ids) - 1 + * For example, if 64 CPUs are possible, rps_cpu_mask = 0x3f, + * meaning we use 32-6=26 bits for the hash. + */ +struct rps_sock_flow_table { + u32 mask; + + u32 ents[] ____cacheline_aligned_in_smp; +}; +#define RPS_SOCK_FLOW_TABLE_SIZE(_num) (offsetof(struct rps_sock_flow_table, ents[_num])) + +#define RPS_NO_CPU 0xffff + +static inline void rps_record_sock_flow(struct rps_sock_flow_table *table, + u32 hash) +{ + unsigned int index = hash & table->mask; + u32 val = hash & ~net_hotdata.rps_cpu_mask; + + /* We only give a hint, preemption can change CPU under us */ + val |= raw_smp_processor_id(); + + /* The following WRITE_ONCE() is paired with the READ_ONCE() + * here, and another one in get_rps_cpu(). + */ + if (READ_ONCE(table->ents[index]) != val) + WRITE_ONCE(table->ents[index], val); +} + +#endif /* CONFIG_RPS */ + +static inline void sock_rps_record_flow_hash(__u32 hash) +{ +#ifdef CONFIG_RPS + struct rps_sock_flow_table *sock_flow_table; + + if (!hash) + return; + rcu_read_lock(); + sock_flow_table = rcu_dereference(net_hotdata.rps_sock_flow_table); + if (sock_flow_table) + rps_record_sock_flow(sock_flow_table, hash); + rcu_read_unlock(); +#endif +} + +static inline void sock_rps_record_flow(const struct sock *sk) +{ +#ifdef CONFIG_RPS + if (static_branch_unlikely(&rfs_needed)) { + /* Reading sk->sk_rxhash might incur an expensive cache line + * miss. + * + * TCP_ESTABLISHED does cover almost all states where RFS + * might be useful, and is cheaper [1] than testing : + * IPv4: inet_sk(sk)->inet_daddr + * IPv6: ipv6_addr_any(&sk->sk_v6_daddr) + * OR an additional socket flag + * [1] : sk_state and sk_prot are in the same cache line. + */ + if (sk->sk_state == TCP_ESTABLISHED) { + /* This READ_ONCE() is paired with the WRITE_ONCE() + * from sock_rps_save_rxhash() and sock_rps_reset_rxhash(). + */ + sock_rps_record_flow_hash(READ_ONCE(sk->sk_rxhash)); + } + } +#endif +} + +#endif /* _NET_RPS_H */ diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h index 6506221c5fe3..3bfb80bad173 100644 --- a/include/net/rtnetlink.h +++ b/include/net/rtnetlink.h @@ -12,6 +12,7 @@ typedef int (*rtnl_dumpit_func)(struct sk_buff *, struct netlink_callback *); enum rtnl_link_flags { RTNL_FLAG_DOIT_UNLOCKED = BIT(0), RTNL_FLAG_BULK_DEL_SUPPORTED = BIT(1), + RTNL_FLAG_DUMP_UNLOCKED = BIT(2), }; enum rtnl_kinds { diff --git a/include/net/scm.h b/include/net/scm.h index cf68acec4d70..92276a2c5543 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -25,6 +25,7 @@ struct scm_creds { struct scm_fp_list { short count; + short count_unix; short max; struct user_struct *user; struct file *fp[SCM_MAX_FD]; diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 5a24d6d8522a..f24a1bbcb3ef 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -242,10 +242,7 @@ struct sctp_sock { int do_auto_asconf; }; -static inline struct sctp_sock *sctp_sk(const struct sock *sk) -{ - return (struct sctp_sock *)sk; -} +#define sctp_sk(ptr) container_of_const(ptr, struct sctp_sock, inet.sk) static inline struct sock *sctp_opt2sk(const struct sctp_sock *sp) { diff --git a/include/net/sock.h b/include/net/sock.h index 54ca8dcbfb43..b5e00702acc1 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -378,14 +378,10 @@ struct sock { #define sk_flags __sk_common.skc_flags #define sk_rxhash __sk_common.skc_rxhash - /* early demux fields */ - struct dst_entry __rcu *sk_rx_dst; - int sk_rx_dst_ifindex; - u32 sk_rx_dst_cookie; + __cacheline_group_begin(sock_write_rx); - socket_lock_t sk_lock; atomic_t sk_drops; - int sk_rcvlowat; + __s32 sk_peek_off; struct sk_buff_head sk_error_queue; struct sk_buff_head sk_receive_queue; /* @@ -402,18 +398,24 @@ struct sock { struct sk_buff *head; struct sk_buff *tail; } sk_backlog; - #define sk_rmem_alloc sk_backlog.rmem_alloc - int sk_forward_alloc; - u32 sk_reserved_mem; + __cacheline_group_end(sock_write_rx); + + __cacheline_group_begin(sock_read_rx); + /* early demux fields */ + struct dst_entry __rcu *sk_rx_dst; + int sk_rx_dst_ifindex; + u32 sk_rx_dst_cookie; + #ifdef CONFIG_NET_RX_BUSY_POLL unsigned int sk_ll_usec; - /* ===== mostly read cache line ===== */ unsigned int sk_napi_id; + u16 sk_busy_poll_budget; + u8 sk_prefer_busy_poll; #endif + u8 sk_userlocks; int sk_rcvbuf; - int sk_disconnects; struct sk_filter __rcu *sk_filter; union { @@ -422,15 +424,33 @@ struct sock { struct socket_wq *sk_wq_raw; /* public: */ }; + + void (*sk_data_ready)(struct sock *sk); + long sk_rcvtimeo; + int sk_rcvlowat; + __cacheline_group_end(sock_read_rx); + + __cacheline_group_begin(sock_read_rxtx); + int sk_err; + struct socket *sk_socket; + struct mem_cgroup *sk_memcg; #ifdef CONFIG_XFRM struct xfrm_policy __rcu *sk_policy[2]; #endif + __cacheline_group_end(sock_read_rxtx); - struct dst_entry __rcu *sk_dst_cache; + __cacheline_group_begin(sock_write_rxtx); + socket_lock_t sk_lock; + u32 sk_reserved_mem; + int sk_forward_alloc; + u32 sk_tsflags; + __cacheline_group_end(sock_write_rxtx); + + __cacheline_group_begin(sock_write_tx); + int sk_write_pending; atomic_t sk_omem_alloc; int sk_sndbuf; - /* ===== cache line for TX ===== */ int sk_wmem_queued; refcount_t sk_wmem_alloc; unsigned long sk_tsq_flags; @@ -439,22 +459,36 @@ struct sock { struct rb_root tcp_rtx_queue; }; struct sk_buff_head sk_write_queue; - __s32 sk_peek_off; - int sk_write_pending; - __u32 sk_dst_pending_confirm; + u32 sk_dst_pending_confirm; u32 sk_pacing_status; /* see enum sk_pacing */ - long sk_sndtimeo; + struct page_frag sk_frag; struct timer_list sk_timer; - __u32 sk_priority; - __u32 sk_mark; + unsigned long sk_pacing_rate; /* bytes per second */ + atomic_t sk_zckey; + atomic_t sk_tskey; + __cacheline_group_end(sock_write_tx); + + __cacheline_group_begin(sock_read_tx); unsigned long sk_max_pacing_rate; - struct page_frag sk_frag; + long sk_sndtimeo; + u32 sk_priority; + u32 sk_mark; + struct dst_entry __rcu *sk_dst_cache; netdev_features_t sk_route_caps; - int sk_gso_type; +#ifdef CONFIG_SOCK_VALIDATE_XMIT + struct sk_buff* (*sk_validate_xmit_skb)(struct sock *sk, + struct net_device *dev, + struct sk_buff *skb); +#endif + u16 sk_gso_type; + u16 sk_gso_max_segs; unsigned int sk_gso_max_size; gfp_t sk_allocation; - __u32 sk_txhash; + u32 sk_txhash; + u8 sk_pacing_shift; + bool sk_use_task_frag; + __cacheline_group_end(sock_read_tx); /* * Because of non atomicity rules, all @@ -463,64 +497,44 @@ struct sock { u8 sk_gso_disabled : 1, sk_kern_sock : 1, sk_no_check_tx : 1, - sk_no_check_rx : 1, - sk_userlocks : 4; - u8 sk_pacing_shift; + sk_no_check_rx : 1; + u8 sk_shutdown; u16 sk_type; u16 sk_protocol; - u16 sk_gso_max_segs; unsigned long sk_lingertime; struct proto *sk_prot_creator; rwlock_t sk_callback_lock; - int sk_err, - sk_err_soft; + int sk_err_soft; u32 sk_ack_backlog; u32 sk_max_ack_backlog; kuid_t sk_uid; - u8 sk_txrehash; -#ifdef CONFIG_NET_RX_BUSY_POLL - u8 sk_prefer_busy_poll; - u16 sk_busy_poll_budget; -#endif spinlock_t sk_peer_lock; int sk_bind_phc; struct pid *sk_peer_pid; const struct cred *sk_peer_cred; - long sk_rcvtimeo; ktime_t sk_stamp; #if BITS_PER_LONG==32 seqlock_t sk_stamp_seq; #endif - atomic_t sk_tskey; - atomic_t sk_zckey; - u32 sk_tsflags; - u8 sk_shutdown; + int sk_disconnects; + u8 sk_txrehash; u8 sk_clockid; u8 sk_txtime_deadline_mode : 1, sk_txtime_report_errors : 1, sk_txtime_unused : 6; - bool sk_use_task_frag; - struct socket *sk_socket; void *sk_user_data; #ifdef CONFIG_SECURITY void *sk_security; #endif struct sock_cgroup_data sk_cgrp_data; - struct mem_cgroup *sk_memcg; void (*sk_state_change)(struct sock *sk); - void (*sk_data_ready)(struct sock *sk); void (*sk_write_space)(struct sock *sk); void (*sk_error_report)(struct sock *sk); int (*sk_backlog_rcv)(struct sock *sk, struct sk_buff *skb); -#ifdef CONFIG_SOCK_VALIDATE_XMIT - struct sk_buff* (*sk_validate_xmit_skb)(struct sock *sk, - struct net_device *dev, - struct sk_buff *skb); -#endif void (*sk_destruct)(struct sock *sk); struct sock_reuseport __rcu *sk_reuseport_cb; #ifdef CONFIG_BPF_SYSCALL @@ -1103,41 +1117,6 @@ static inline void sk_incoming_cpu_update(struct sock *sk) WRITE_ONCE(sk->sk_incoming_cpu, cpu); } -static inline void sock_rps_record_flow_hash(__u32 hash) -{ -#ifdef CONFIG_RPS - struct rps_sock_flow_table *sock_flow_table; - - rcu_read_lock(); - sock_flow_table = rcu_dereference(rps_sock_flow_table); - rps_record_sock_flow(sock_flow_table, hash); - rcu_read_unlock(); -#endif -} - -static inline void sock_rps_record_flow(const struct sock *sk) -{ -#ifdef CONFIG_RPS - if (static_branch_unlikely(&rfs_needed)) { - /* Reading sk->sk_rxhash might incur an expensive cache line - * miss. - * - * TCP_ESTABLISHED does cover almost all states where RFS - * might be useful, and is cheaper [1] than testing : - * IPv4: inet_sk(sk)->inet_daddr - * IPv6: ipv6_addr_any(&sk->sk_v6_daddr) - * OR an additional socket flag - * [1] : sk_state and sk_prot are in the same cache line. - */ - if (sk->sk_state == TCP_ESTABLISHED) { - /* This READ_ONCE() is paired with the WRITE_ONCE() - * from sock_rps_save_rxhash() and sock_rps_reset_rxhash(). - */ - sock_rps_record_flow_hash(READ_ONCE(sk->sk_rxhash)); - } - } -#endif -} static inline void sock_rps_save_rxhash(struct sock *sk, const struct sk_buff *skb) @@ -1429,6 +1408,7 @@ sk_memory_allocated(const struct sock *sk) /* 1 MB per cpu, in page units */ #define SK_MEMORY_PCPU_RESERVE (1 << (20 - PAGE_SHIFT)) +extern int sysctl_mem_pcpu_rsv; static inline void sk_memory_allocated_add(struct sock *sk, int amt) @@ -1437,7 +1417,7 @@ sk_memory_allocated_add(struct sock *sk, int amt) preempt_disable(); local_reserve = __this_cpu_add_return(*sk->sk_prot->per_cpu_fw_alloc, amt); - if (local_reserve >= SK_MEMORY_PCPU_RESERVE) { + if (local_reserve >= READ_ONCE(sysctl_mem_pcpu_rsv)) { __this_cpu_sub(*sk->sk_prot->per_cpu_fw_alloc, local_reserve); atomic_long_add(local_reserve, sk->sk_prot->memory_allocated); } @@ -1451,7 +1431,7 @@ sk_memory_allocated_sub(struct sock *sk, int amt) preempt_disable(); local_reserve = __this_cpu_sub_return(*sk->sk_prot->per_cpu_fw_alloc, amt); - if (local_reserve <= -SK_MEMORY_PCPU_RESERVE) { + if (local_reserve <= -READ_ONCE(sysctl_mem_pcpu_rsv)) { __this_cpu_sub(*sk->sk_prot->per_cpu_fw_alloc, local_reserve); atomic_long_add(local_reserve, sk->sk_prot->memory_allocated); } @@ -2830,31 +2810,6 @@ sk_is_refcounted(struct sock *sk) return !sk_fullsock(sk) || !sock_flag(sk, SOCK_RCU_FREE); } -/** - * skb_steal_sock - steal a socket from an sk_buff - * @skb: sk_buff to steal the socket from - * @refcounted: is set to true if the socket is reference-counted - * @prefetched: is set to true if the socket was assigned from bpf - */ -static inline struct sock * -skb_steal_sock(struct sk_buff *skb, bool *refcounted, bool *prefetched) -{ - if (skb->sk) { - struct sock *sk = skb->sk; - - *refcounted = true; - *prefetched = skb_sk_is_prefetched(skb); - if (*prefetched) - *refcounted = sk_is_refcounted(sk); - skb->destructor = NULL; - skb->sk = NULL; - return sk; - } - *prefetched = false; - *refcounted = false; - return NULL; -} - /* Checks if this SKB belongs to an HW offloaded socket * and whether any SW fallbacks are required based on dev. * Check decrypted mark in case skb_orphan() cleared socket. diff --git a/include/net/tcp.h b/include/net/tcp.h index f6eba9652d01..6ae35199d3b3 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -348,7 +348,7 @@ void tcp_wfree(struct sk_buff *skb); void tcp_write_timer_handler(struct sock *sk); void tcp_delack_timer_handler(struct sock *sk); int tcp_ioctl(struct sock *sk, int cmd, int *karg); -int tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb); +enum skb_drop_reason tcp_rcv_state_process(struct sock *sk, struct sk_buff *skb); void tcp_rcv_established(struct sock *sk, struct sk_buff *skb); void tcp_rcv_space_adjust(struct sock *sk); int tcp_twsk_unique(struct sock *sk, struct sock *sktw, void *twp); @@ -396,8 +396,8 @@ enum tcp_tw_status tcp_timewait_state_process(struct inet_timewait_sock *tw, struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, struct request_sock *req, bool fastopen, bool *lost_race); -int tcp_child_process(struct sock *parent, struct sock *child, - struct sk_buff *skb); +enum skb_drop_reason tcp_child_process(struct sock *parent, struct sock *child, + struct sk_buff *skb); void tcp_enter_loss(struct sock *sk); void tcp_cwnd_reduction(struct sock *sk, int newly_acked_sacked, int newly_lost, int flag); void tcp_clear_retrans(struct tcp_sock *tp); @@ -498,6 +498,22 @@ struct request_sock *cookie_tcp_reqsk_alloc(const struct request_sock_ops *ops, struct tcp_options_received *tcp_opt, int mss, u32 tsoff); +#if IS_ENABLED(CONFIG_BPF) +struct bpf_tcp_req_attrs { + u32 rcv_tsval; + u32 rcv_tsecr; + u16 mss; + u8 rcv_wscale; + u8 snd_wscale; + u8 ecn_ok; + u8 wscale_ok; + u8 sack_ok; + u8 tstamp_ok; + u8 usec_ts_ok; + u8 reserved[3]; +}; +#endif + #ifdef CONFIG_SYN_COOKIES /* Syncookies use a monotonic timer which increments every 60 seconds. @@ -577,6 +593,15 @@ static inline u32 tcp_cookie_time(void) return val; } +/* Convert one nsec 64bit timestamp to ts (ms or usec resolution) */ +static inline u64 tcp_ns_to_ts(bool usec_ts, u64 val) +{ + if (usec_ts) + return div_u64(val, NSEC_PER_USEC); + + return div_u64(val, NSEC_PER_MSEC); +} + u32 __cookie_v4_init_sequence(const struct iphdr *iph, const struct tcphdr *th, u16 *mssp); __u32 cookie_v4_init_sequence(const struct sk_buff *skb, __u16 *mss); @@ -590,6 +615,26 @@ static inline bool cookie_ecn_ok(const struct net *net, const struct dst_entry * dst_feature(dst, RTAX_FEATURE_ECN); } +#if IS_ENABLED(CONFIG_BPF) +static inline bool cookie_bpf_ok(struct sk_buff *skb) +{ + return skb->sk; +} + +struct request_sock *cookie_bpf_check(struct sock *sk, struct sk_buff *skb); +#else +static inline bool cookie_bpf_ok(struct sk_buff *skb) +{ + return false; +} + +static inline struct request_sock *cookie_bpf_check(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + return NULL; +} +#endif + /* From net/ipv6/syncookies.c */ int __cookie_v6_check(const struct ipv6hdr *iph, const struct tcphdr *th); struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb); diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 1d107241b901..57c743b7e4fe 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -51,8 +51,10 @@ #ifdef CONFIG_XFRM_STATISTICS #define XFRM_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.xfrm_statistics, field) +#define XFRM_ADD_STATS(net, field, val) SNMP_ADD_STATS((net)->mib.xfrm_statistics, field, val) #else #define XFRM_INC_STATS(net, field) ((void)(net)) +#define XFRM_ADD_STATS(net, field, val) ((void)(net)) #endif @@ -1577,22 +1579,20 @@ struct xfrm_state *xfrm_stateonly_find(struct net *net, u32 mark, u32 if_id, struct xfrm_state *xfrm_state_lookup_byspi(struct net *net, __be32 spi, unsigned short family); int xfrm_state_check_expire(struct xfrm_state *x); +void xfrm_state_update_stats(struct net *net); #ifdef CONFIG_XFRM_OFFLOAD -static inline void xfrm_dev_state_update_curlft(struct xfrm_state *x) +static inline void xfrm_dev_state_update_stats(struct xfrm_state *x) { struct xfrm_dev_offload *xdo = &x->xso; struct net_device *dev = xdo->dev; - if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET) - return; - if (dev && dev->xfrmdev_ops && - dev->xfrmdev_ops->xdo_dev_state_update_curlft) - dev->xfrmdev_ops->xdo_dev_state_update_curlft(x); + dev->xfrmdev_ops->xdo_dev_state_update_stats) + dev->xfrmdev_ops->xdo_dev_state_update_stats(x); } #else -static inline void xfrm_dev_state_update_curlft(struct xfrm_state *x) {} +static inline void xfrm_dev_state_update_stats(struct xfrm_state *x) {} #endif void xfrm_state_insert(struct xfrm_state *x); int xfrm_state_add(struct xfrm_state *x); |