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-rw-r--r--include/net/cfg80211.h70
-rw-r--r--include/net/cls_cgroup.h7
-rw-r--r--include/net/devlink.h61
-rw-r--r--include/net/dsa.h16
-rw-r--r--include/net/geneve.h6
-rw-r--r--include/net/ip6_route.h3
-rw-r--r--include/net/ip_tunnels.h9
-rw-r--r--include/net/ipv6.h2
-rw-r--r--include/net/mac80211.h12
-rw-r--r--include/net/netfilter/nf_conntrack.h2
-rw-r--r--include/net/netlink.h123
-rw-r--r--include/net/netns/conntrack.h1
-rw-r--r--include/net/nl802154.h6
-rw-r--r--include/net/route.h3
-rw-r--r--include/net/sctp/sctp.h31
-rw-r--r--include/net/sctp/structs.h21
-rw-r--r--include/net/sock.h54
-rw-r--r--include/net/tcp.h15
-rw-r--r--include/net/udp_tunnel.h3
-rw-r--r--include/net/vxlan.h8
20 files changed, 322 insertions, 131 deletions
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index b39277eb251f..183916e168f1 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -68,26 +68,6 @@ struct wiphy;
*/
/**
- * enum ieee80211_band - supported frequency bands
- *
- * The bands are assigned this way because the supported
- * bitrates differ in these bands.
- *
- * @IEEE80211_BAND_2GHZ: 2.4GHz ISM band
- * @IEEE80211_BAND_5GHZ: around 5GHz band (4.9-5.7)
- * @IEEE80211_BAND_60GHZ: around 60 GHz band (58.32 - 64.80 GHz)
- * @IEEE80211_NUM_BANDS: number of defined bands
- */
-enum ieee80211_band {
- IEEE80211_BAND_2GHZ = NL80211_BAND_2GHZ,
- IEEE80211_BAND_5GHZ = NL80211_BAND_5GHZ,
- IEEE80211_BAND_60GHZ = NL80211_BAND_60GHZ,
-
- /* keep last */
- IEEE80211_NUM_BANDS
-};
-
-/**
* enum ieee80211_channel_flags - channel flags
*
* Channel flags set by the regulatory control code.
@@ -167,7 +147,7 @@ enum ieee80211_channel_flags {
* @dfs_cac_ms: DFS CAC time in milliseconds, this is valid for DFS channels.
*/
struct ieee80211_channel {
- enum ieee80211_band band;
+ enum nl80211_band band;
u16 center_freq;
u16 hw_value;
u32 flags;
@@ -324,7 +304,7 @@ struct ieee80211_sta_vht_cap {
struct ieee80211_supported_band {
struct ieee80211_channel *channels;
struct ieee80211_rate *bitrates;
- enum ieee80211_band band;
+ enum nl80211_band band;
int n_channels;
int n_bitrates;
struct ieee80211_sta_ht_cap ht_cap;
@@ -1370,7 +1350,7 @@ struct mesh_setup {
bool user_mpm;
u8 dtim_period;
u16 beacon_interval;
- int mcast_rate[IEEE80211_NUM_BANDS];
+ int mcast_rate[NUM_NL80211_BANDS];
u32 basic_rates;
};
@@ -1468,7 +1448,7 @@ struct cfg80211_scan_request {
size_t ie_len;
u32 flags;
- u32 rates[IEEE80211_NUM_BANDS];
+ u32 rates[NUM_NL80211_BANDS];
struct wireless_dev *wdev;
@@ -1750,7 +1730,12 @@ enum cfg80211_assoc_req_flags {
* @ie_len: Length of ie buffer in octets
* @use_mfp: Use management frame protection (IEEE 802.11w) in this association
* @crypto: crypto settings
- * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
+ * @prev_bssid: previous BSSID, if not %NULL use reassociate frame. This is used
+ * to indicate a request to reassociate within the ESS instead of a request
+ * do the initial association with the ESS. When included, this is set to
+ * the BSSID of the current association, i.e., to the value that is
+ * included in the Current AP address field of the Reassociation Request
+ * frame.
* @flags: See &enum cfg80211_assoc_req_flags
* @ht_capa: HT Capabilities over-rides. Values set in ht_capa_mask
* will be used in ht_capa. Un-supported values will be ignored.
@@ -1855,7 +1840,7 @@ struct cfg80211_ibss_params {
bool privacy;
bool control_port;
bool userspace_handles_dfs;
- int mcast_rate[IEEE80211_NUM_BANDS];
+ int mcast_rate[NUM_NL80211_BANDS];
struct ieee80211_ht_cap ht_capa;
struct ieee80211_ht_cap ht_capa_mask;
};
@@ -1867,7 +1852,7 @@ struct cfg80211_ibss_params {
* @delta: value of RSSI level adjustment.
*/
struct cfg80211_bss_select_adjust {
- enum ieee80211_band band;
+ enum nl80211_band band;
s8 delta;
};
@@ -1882,7 +1867,7 @@ struct cfg80211_bss_select_adjust {
struct cfg80211_bss_selection {
enum nl80211_bss_select_attr behaviour;
union {
- enum ieee80211_band band_pref;
+ enum nl80211_band band_pref;
struct cfg80211_bss_select_adjust adjust;
} param;
};
@@ -1925,7 +1910,12 @@ struct cfg80211_bss_selection {
* @pbss: if set, connect to a PCP instead of AP. Valid for DMG
* networks.
* @bss_select: criteria to be used for BSS selection.
- * @prev_bssid: previous BSSID, if not %NULL use reassociate frame
+ * @prev_bssid: previous BSSID, if not %NULL use reassociate frame. This is used
+ * to indicate a request to reassociate within the ESS instead of a request
+ * do the initial association with the ESS. When included, this is set to
+ * the BSSID of the current association, i.e., to the value that is
+ * included in the Current AP address field of the Reassociation Request
+ * frame.
*/
struct cfg80211_connect_params {
struct ieee80211_channel *channel;
@@ -1980,7 +1970,7 @@ struct cfg80211_bitrate_mask {
u8 ht_mcs[IEEE80211_HT_MCS_MASK_LEN];
u16 vht_mcs[NL80211_VHT_NSS_MAX];
enum nl80211_txrate_gi gi;
- } control[IEEE80211_NUM_BANDS];
+ } control[NUM_NL80211_BANDS];
};
/**
* struct cfg80211_pmksa - PMK Security Association
@@ -2377,7 +2367,17 @@ struct cfg80211_qos_map {
* @connect: Connect to the ESS with the specified parameters. When connected,
* call cfg80211_connect_result() with status code %WLAN_STATUS_SUCCESS.
* If the connection fails for some reason, call cfg80211_connect_result()
- * with the status from the AP.
+ * with the status from the AP. The driver is allowed to roam to other
+ * BSSes within the ESS when the other BSS matches the connect parameters.
+ * When such roaming is initiated by the driver, the driver is expected to
+ * verify that the target matches the configured security parameters and
+ * to use Reassociation Request frame instead of Association Request frame.
+ * The connect function can also be used to request the driver to perform
+ * a specific roam when connected to an ESS. In that case, the prev_bssid
+ * parameter is set to the BSSID of the currently associated BSS as an
+ * indication of requesting reassociation. In both the driver-initiated and
+ * new connect() call initiated roaming cases, the result of roaming is
+ * indicated with a call to cfg80211_roamed() or cfg80211_roamed_bss().
* (invoked with the wireless_dev mutex held)
* @disconnect: Disconnect from the BSS/ESS.
* (invoked with the wireless_dev mutex held)
@@ -2657,7 +2657,7 @@ struct cfg80211_ops {
int (*leave_ibss)(struct wiphy *wiphy, struct net_device *dev);
int (*set_mcast_rate)(struct wiphy *wiphy, struct net_device *dev,
- int rate[IEEE80211_NUM_BANDS]);
+ int rate[NUM_NL80211_BANDS]);
int (*set_wiphy_params)(struct wiphy *wiphy, u32 changed);
@@ -3303,7 +3303,7 @@ struct wiphy {
* help determine whether you own this wiphy or not. */
const void *privid;
- struct ieee80211_supported_band *bands[IEEE80211_NUM_BANDS];
+ struct ieee80211_supported_band *bands[NUM_NL80211_BANDS];
/* Lets us get back the wiphy on the callback */
void (*reg_notifier)(struct wiphy *wiphy,
@@ -3638,7 +3638,7 @@ static inline void *wdev_priv(struct wireless_dev *wdev)
* @band: band, necessary due to channel number overlap
* Return: The corresponding frequency (in MHz), or 0 if the conversion failed.
*/
-int ieee80211_channel_to_frequency(int chan, enum ieee80211_band band);
+int ieee80211_channel_to_frequency(int chan, enum nl80211_band band);
/**
* ieee80211_frequency_to_channel - convert frequency to channel number
@@ -5069,7 +5069,7 @@ void cfg80211_ch_switch_started_notify(struct net_device *dev,
* Returns %true if the conversion was successful, %false otherwise.
*/
bool ieee80211_operating_class_to_band(u8 operating_class,
- enum ieee80211_band *band);
+ enum nl80211_band *band);
/**
* ieee80211_chandef_to_operating_class - convert chandef to operation class
diff --git a/include/net/cls_cgroup.h b/include/net/cls_cgroup.h
index c0a92e2c286d..74c9693d4941 100644
--- a/include/net/cls_cgroup.h
+++ b/include/net/cls_cgroup.h
@@ -17,6 +17,7 @@
#include <linux/hardirq.h>
#include <linux/rcupdate.h>
#include <net/sock.h>
+#include <net/inet_sock.h>
#ifdef CONFIG_CGROUP_NET_CLASSID
struct cgroup_cls_state {
@@ -63,11 +64,13 @@ static inline u32 task_get_classid(const struct sk_buff *skb)
* softirqs always disables bh.
*/
if (in_serving_softirq()) {
+ struct sock *sk = skb_to_full_sk(skb);
+
/* If there is an sock_cgroup_classid we'll use that. */
- if (!skb->sk)
+ if (!sk || !sk_fullsock(sk))
return 0;
- classid = sock_cgroup_classid(&skb->sk->sk_cgrp_data);
+ classid = sock_cgroup_classid(&sk->sk_cgrp_data);
}
return classid;
diff --git a/include/net/devlink.h b/include/net/devlink.h
index c37d257891d6..1d45b61cb320 100644
--- a/include/net/devlink.h
+++ b/include/net/devlink.h
@@ -24,6 +24,7 @@ struct devlink_ops;
struct devlink {
struct list_head list;
struct list_head port_list;
+ struct list_head sb_list;
const struct devlink_ops *ops;
struct device *dev;
possible_net_t _net;
@@ -42,6 +43,12 @@ struct devlink_port {
u32 split_group;
};
+struct devlink_sb_pool_info {
+ enum devlink_sb_pool_type pool_type;
+ u32 size;
+ enum devlink_sb_threshold_type threshold_type;
+};
+
struct devlink_ops {
size_t priv_size;
int (*port_type_set)(struct devlink_port *devlink_port,
@@ -49,6 +56,40 @@ struct devlink_ops {
int (*port_split)(struct devlink *devlink, unsigned int port_index,
unsigned int count);
int (*port_unsplit)(struct devlink *devlink, unsigned int port_index);
+ int (*sb_pool_get)(struct devlink *devlink, unsigned int sb_index,
+ u16 pool_index,
+ struct devlink_sb_pool_info *pool_info);
+ int (*sb_pool_set)(struct devlink *devlink, unsigned int sb_index,
+ u16 pool_index, u32 size,
+ enum devlink_sb_threshold_type threshold_type);
+ int (*sb_port_pool_get)(struct devlink_port *devlink_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 *p_threshold);
+ int (*sb_port_pool_set)(struct devlink_port *devlink_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 threshold);
+ int (*sb_tc_pool_bind_get)(struct devlink_port *devlink_port,
+ unsigned int sb_index,
+ u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u16 *p_pool_index, u32 *p_threshold);
+ int (*sb_tc_pool_bind_set)(struct devlink_port *devlink_port,
+ unsigned int sb_index,
+ u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u16 pool_index, u32 threshold);
+ int (*sb_occ_snapshot)(struct devlink *devlink,
+ unsigned int sb_index);
+ int (*sb_occ_max_clear)(struct devlink *devlink,
+ unsigned int sb_index);
+ int (*sb_occ_port_pool_get)(struct devlink_port *devlink_port,
+ unsigned int sb_index, u16 pool_index,
+ u32 *p_cur, u32 *p_max);
+ int (*sb_occ_tc_port_bind_get)(struct devlink_port *devlink_port,
+ unsigned int sb_index,
+ u16 tc_index,
+ enum devlink_sb_pool_type pool_type,
+ u32 *p_cur, u32 *p_max);
};
static inline void *devlink_priv(struct devlink *devlink)
@@ -82,6 +123,11 @@ void devlink_port_type_ib_set(struct devlink_port *devlink_port,
void devlink_port_type_clear(struct devlink_port *devlink_port);
void devlink_port_split_set(struct devlink_port *devlink_port,
u32 split_group);
+int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
+ u32 size, u16 ingress_pools_count,
+ u16 egress_pools_count, u16 ingress_tc_count,
+ u16 egress_tc_count);
+void devlink_sb_unregister(struct devlink *devlink, unsigned int sb_index);
#else
@@ -135,6 +181,21 @@ static inline void devlink_port_split_set(struct devlink_port *devlink_port,
{
}
+static inline int devlink_sb_register(struct devlink *devlink,
+ unsigned int sb_index, u32 size,
+ u16 ingress_pools_count,
+ u16 egress_pools_count,
+ u16 ingress_tc_count,
+ u16 egress_tc_count)
+{
+ return 0;
+}
+
+static inline void devlink_sb_unregister(struct devlink *devlink,
+ unsigned int sb_index)
+{
+}
+
#endif
#endif /* _NET_DEVLINK_H_ */
diff --git a/include/net/dsa.h b/include/net/dsa.h
index 18d1be3ad62d..2d280aba97e2 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -130,9 +130,10 @@ struct dsa_switch {
int index;
/*
- * Tagging protocol understood by this switch
+ * Give the switch driver somewhere to hang its private data
+ * structure.
*/
- enum dsa_tag_protocol tag_protocol;
+ void *priv;
/*
* Configuration data for this switch.
@@ -161,7 +162,7 @@ struct dsa_switch {
* Slave mii_bus and devices for the individual ports.
*/
u32 dsa_port_mask;
- u32 phys_port_mask;
+ u32 enabled_port_mask;
u32 phys_mii_mask;
struct mii_bus *slave_mii_bus;
struct net_device *ports[DSA_MAX_PORTS];
@@ -179,7 +180,7 @@ static inline bool dsa_is_dsa_port(struct dsa_switch *ds, int p)
static inline bool dsa_is_port_initialized(struct dsa_switch *ds, int p)
{
- return ds->phys_port_mask & (1 << p) && ds->ports[p];
+ return ds->enabled_port_mask & (1 << p) && ds->ports[p];
}
static inline u8 dsa_upstream_port(struct dsa_switch *ds)
@@ -207,12 +208,13 @@ struct dsa_switch_driver {
struct list_head list;
enum dsa_tag_protocol tag_protocol;
- int priv_size;
/*
* Probing and setup.
*/
- char *(*probe)(struct device *host_dev, int sw_addr);
+ const char *(*probe)(struct device *dsa_dev,
+ struct device *host_dev, int sw_addr,
+ void **priv);
int (*setup)(struct dsa_switch *ds);
int (*set_addr)(struct dsa_switch *ds, u8 *addr);
u32 (*get_phy_flags)(struct dsa_switch *ds, int port);
@@ -341,7 +343,7 @@ struct mii_bus *dsa_host_dev_to_mii_bus(struct device *dev);
static inline void *ds_to_priv(struct dsa_switch *ds)
{
- return (void *)(ds + 1);
+ return ds->priv;
}
static inline bool dsa_uses_tagged_protocol(struct dsa_switch_tree *dst)
diff --git a/include/net/geneve.h b/include/net/geneve.h
index e6c23dc765f7..cb544a530146 100644
--- a/include/net/geneve.h
+++ b/include/net/geneve.h
@@ -62,13 +62,11 @@ struct genevehdr {
struct geneve_opt options[];
};
-#if IS_ENABLED(CONFIG_GENEVE)
-void geneve_get_rx_port(struct net_device *netdev);
-#else
static inline void geneve_get_rx_port(struct net_device *netdev)
{
+ ASSERT_RTNL();
+ call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_GENEVE, netdev);
}
-#endif
#ifdef CONFIG_INET
struct net_device *geneve_dev_create_fb(struct net *net, const char *name,
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 295d291269e2..54c779416eec 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -101,6 +101,9 @@ void fib6_force_start_gc(struct net *net);
struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
const struct in6_addr *addr, bool anycast);
+struct rt6_info *ip6_dst_alloc(struct net *net, struct net_device *dev,
+ int flags);
+
/*
* support functions for ND
*
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 16435d8b1f93..6d790910ebdf 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -105,24 +105,23 @@ struct ip_tunnel {
struct net_device *dev;
struct net *net; /* netns for packet i/o */
- int err_count; /* Number of arrived ICMP errors */
unsigned long err_time; /* Time when the last ICMP error
* arrived */
+ int err_count; /* Number of arrived ICMP errors */
/* These four fields used only by GRE */
u32 i_seqno; /* The last seen seqno */
u32 o_seqno; /* The last output seqno */
int tun_hlen; /* Precalculated header length */
- int mlink;
struct dst_cache dst_cache;
struct ip_tunnel_parm parms;
+ int mlink;
int encap_hlen; /* Encap header length (FOU,GUE) */
- struct ip_tunnel_encap encap;
-
int hlen; /* tun_hlen + encap_hlen */
+ struct ip_tunnel_encap encap;
/* for SIT */
#ifdef CONFIG_IPV6_SIT_6RD
@@ -310,7 +309,7 @@ void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb,
struct metadata_dst *iptunnel_metadata_reply(struct metadata_dst *md,
gfp_t flags);
-struct sk_buff *iptunnel_handle_offloads(struct sk_buff *skb, int gso_type_mask);
+int iptunnel_handle_offloads(struct sk_buff *skb, int gso_type_mask);
static inline int iptunnel_pull_offloads(struct sk_buff *skb)
{
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 55ee1eb7d026..e93e947d04ff 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -961,6 +961,8 @@ int compat_ipv6_getsockopt(struct sock *sk, int level, int optname,
int ip6_datagram_connect(struct sock *sk, struct sockaddr *addr, int addr_len);
int ip6_datagram_connect_v6_only(struct sock *sk, struct sockaddr *addr,
int addr_len);
+int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr);
+void ip6_datagram_release_cb(struct sock *sk);
int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len,
int *addr_len);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index ebc5a408acc2..07ef9378df2b 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -549,7 +549,7 @@ struct ieee80211_bss_conf {
u8 sync_dtim_count;
u32 basic_rates;
struct ieee80211_rate *beacon_rate;
- int mcast_rate[IEEE80211_NUM_BANDS];
+ int mcast_rate[NUM_NL80211_BANDS];
u16 ht_operation_mode;
s32 cqm_rssi_thold;
u32 cqm_rssi_hyst;
@@ -938,8 +938,8 @@ struct ieee80211_tx_info {
* @common_ie_len: length of the common_ies
*/
struct ieee80211_scan_ies {
- const u8 *ies[IEEE80211_NUM_BANDS];
- size_t len[IEEE80211_NUM_BANDS];
+ const u8 *ies[NUM_NL80211_BANDS];
+ size_t len[NUM_NL80211_BANDS];
const u8 *common_ies;
size_t common_ie_len;
};
@@ -1754,7 +1754,7 @@ struct ieee80211_sta_rates {
* @txq: per-TID data TX queues (if driver uses the TXQ abstraction)
*/
struct ieee80211_sta {
- u32 supp_rates[IEEE80211_NUM_BANDS];
+ u32 supp_rates[NUM_NL80211_BANDS];
u8 addr[ETH_ALEN];
u16 aid;
struct ieee80211_sta_ht_cap ht_cap;
@@ -4404,7 +4404,7 @@ __le16 ieee80211_ctstoself_duration(struct ieee80211_hw *hw,
*/
__le16 ieee80211_generic_frame_duration(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
- enum ieee80211_band band,
+ enum nl80211_band band,
size_t frame_len,
struct ieee80211_rate *rate);
@@ -5357,7 +5357,7 @@ struct rate_control_ops {
};
static inline int rate_supported(struct ieee80211_sta *sta,
- enum ieee80211_band band,
+ enum nl80211_band band,
int index)
{
return (sta == NULL || sta->supp_rates[band] & BIT(index));
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index fde4068eec0b..dd78bea227c8 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -289,8 +289,6 @@ struct kernel_param;
int nf_conntrack_set_hashsize(const char *val, struct kernel_param *kp);
extern unsigned int nf_conntrack_htable_size;
extern unsigned int nf_conntrack_max;
-extern unsigned int nf_conntrack_hash_rnd;
-void init_nf_conntrack_hash_rnd(void);
struct nf_conn *nf_ct_tmpl_alloc(struct net *net,
const struct nf_conntrack_zone *zone,
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 0e3172751755..e589cb3dccee 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -102,10 +102,12 @@
* nla_put_s8(skb, type, value) add s8 attribute to skb
* nla_put_s16(skb, type, value) add s16 attribute to skb
* nla_put_s32(skb, type, value) add s32 attribute to skb
- * nla_put_s64(skb, type, value) add s64 attribute to skb
+ * nla_put_s64(skb, type, value,
+ * padattr) add s64 attribute to skb
* nla_put_string(skb, type, str) add string attribute to skb
* nla_put_flag(skb, type) add flag attribute to skb
- * nla_put_msecs(skb, type, jiffies) add msecs attribute to skb
+ * nla_put_msecs(skb, type, jiffies,
+ * padattr) add msecs attribute to skb
* nla_put_in_addr(skb, type, addr) add IPv4 address attribute to skb
* nla_put_in6_addr(skb, type, addr) add IPv6 address attribute to skb
*
@@ -244,13 +246,21 @@ int nla_memcpy(void *dest, const struct nlattr *src, int count);
int nla_memcmp(const struct nlattr *nla, const void *data, size_t size);
int nla_strcmp(const struct nlattr *nla, const char *str);
struct nlattr *__nla_reserve(struct sk_buff *skb, int attrtype, int attrlen);
+struct nlattr *__nla_reserve_64bit(struct sk_buff *skb, int attrtype,
+ int attrlen, int padattr);
void *__nla_reserve_nohdr(struct sk_buff *skb, int attrlen);
struct nlattr *nla_reserve(struct sk_buff *skb, int attrtype, int attrlen);
+struct nlattr *nla_reserve_64bit(struct sk_buff *skb, int attrtype,
+ int attrlen, int padattr);
void *nla_reserve_nohdr(struct sk_buff *skb, int attrlen);
void __nla_put(struct sk_buff *skb, int attrtype, int attrlen,
const void *data);
+void __nla_put_64bit(struct sk_buff *skb, int attrtype, int attrlen,
+ const void *data, int padattr);
void __nla_put_nohdr(struct sk_buff *skb, int attrlen, const void *data);
int nla_put(struct sk_buff *skb, int attrtype, int attrlen, const void *data);
+int nla_put_64bit(struct sk_buff *skb, int attrtype, int attrlen,
+ const void *data, int padattr);
int nla_put_nohdr(struct sk_buff *skb, int attrlen, const void *data);
int nla_append(struct sk_buff *skb, int attrlen, const void *data);
@@ -848,36 +858,56 @@ static inline int nla_put_u64(struct sk_buff *skb, int attrtype, u64 value)
}
/**
- * nla_put_be64 - Add a __be64 netlink attribute to a socket buffer
+ * nla_put_u64_64bit - Add a u64 netlink attribute to a skb and align it
* @skb: socket buffer to add attribute to
* @attrtype: attribute type
* @value: numeric value
+ * @padattr: attribute type for the padding
*/
-static inline int nla_put_be64(struct sk_buff *skb, int attrtype, __be64 value)
+static inline int nla_put_u64_64bit(struct sk_buff *skb, int attrtype,
+ u64 value, int padattr)
{
- return nla_put(skb, attrtype, sizeof(__be64), &value);
+ return nla_put_64bit(skb, attrtype, sizeof(u64), &value, padattr);
}
/**
- * nla_put_net64 - Add 64-bit network byte order netlink attribute to a socket buffer
+ * nla_put_be64 - Add a __be64 netlink attribute to a socket buffer and align it
* @skb: socket buffer to add attribute to
* @attrtype: attribute type
* @value: numeric value
+ * @padattr: attribute type for the padding
*/
-static inline int nla_put_net64(struct sk_buff *skb, int attrtype, __be64 value)
+static inline int nla_put_be64(struct sk_buff *skb, int attrtype, __be64 value,
+ int padattr)
{
- return nla_put_be64(skb, attrtype | NLA_F_NET_BYTEORDER, value);
+ return nla_put_64bit(skb, attrtype, sizeof(__be64), &value, padattr);
}
/**
- * nla_put_le64 - Add a __le64 netlink attribute to a socket buffer
+ * nla_put_net64 - Add 64-bit network byte order nlattr to a skb and align it
* @skb: socket buffer to add attribute to
* @attrtype: attribute type
* @value: numeric value
+ * @padattr: attribute type for the padding
*/
-static inline int nla_put_le64(struct sk_buff *skb, int attrtype, __le64 value)
+static inline int nla_put_net64(struct sk_buff *skb, int attrtype, __be64 value,
+ int padattr)
{
- return nla_put(skb, attrtype, sizeof(__le64), &value);
+ return nla_put_be64(skb, attrtype | NLA_F_NET_BYTEORDER, value,
+ padattr);
+}
+
+/**
+ * nla_put_le64 - Add a __le64 netlink attribute to a socket buffer and align it
+ * @skb: socket buffer to add attribute to
+ * @attrtype: attribute type
+ * @value: numeric value
+ * @padattr: attribute type for the padding
+ */
+static inline int nla_put_le64(struct sk_buff *skb, int attrtype, __le64 value,
+ int padattr)
+{
+ return nla_put_64bit(skb, attrtype, sizeof(__le64), &value, padattr);
}
/**
@@ -914,14 +944,16 @@ static inline int nla_put_s32(struct sk_buff *skb, int attrtype, s32 value)
}
/**
- * nla_put_s64 - Add a s64 netlink attribute to a socket buffer
+ * nla_put_s64 - Add a s64 netlink attribute to a socket buffer and align it
* @skb: socket buffer to add attribute to
* @attrtype: attribute type
* @value: numeric value
+ * @padattr: attribute type for the padding
*/
-static inline int nla_put_s64(struct sk_buff *skb, int attrtype, s64 value)
+static inline int nla_put_s64(struct sk_buff *skb, int attrtype, s64 value,
+ int padattr)
{
- return nla_put(skb, attrtype, sizeof(s64), &value);
+ return nla_put_64bit(skb, attrtype, sizeof(s64), &value, padattr);
}
/**
@@ -947,16 +979,18 @@ static inline int nla_put_flag(struct sk_buff *skb, int attrtype)
}
/**
- * nla_put_msecs - Add a msecs netlink attribute to a socket buffer
+ * nla_put_msecs - Add a msecs netlink attribute to a skb and align it
* @skb: socket buffer to add attribute to
* @attrtype: attribute type
* @njiffies: number of jiffies to convert to msecs
+ * @padattr: attribute type for the padding
*/
static inline int nla_put_msecs(struct sk_buff *skb, int attrtype,
- unsigned long njiffies)
+ unsigned long njiffies, int padattr)
{
u64 tmp = jiffies_to_msecs(njiffies);
- return nla_put(skb, attrtype, sizeof(u64), &tmp);
+
+ return nla_put_64bit(skb, attrtype, sizeof(u64), &tmp, padattr);
}
/**
@@ -1231,6 +1265,61 @@ static inline int nla_validate_nested(const struct nlattr *start, int maxtype,
}
/**
+ * nla_need_padding_for_64bit - test 64-bit alignment of the next attribute
+ * @skb: socket buffer the message is stored in
+ *
+ * Return true if padding is needed to align the next attribute (nla_data()) to
+ * a 64-bit aligned area.
+ */
+static inline bool nla_need_padding_for_64bit(struct sk_buff *skb)
+{
+#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
+ /* The nlattr header is 4 bytes in size, that's why we test
+ * if the skb->data _is_ aligned. A NOP attribute, plus
+ * nlattr header for next attribute, will make nla_data()
+ * 8-byte aligned.
+ */
+ if (IS_ALIGNED((unsigned long)skb_tail_pointer(skb), 8))
+ return true;
+#endif
+ return false;
+}
+
+/**
+ * nla_align_64bit - 64-bit align the nla_data() of next attribute
+ * @skb: socket buffer the message is stored in
+ * @padattr: attribute type for the padding
+ *
+ * Conditionally emit a padding netlink attribute in order to make
+ * the next attribute we emit have a 64-bit aligned nla_data() area.
+ * This will only be done in architectures which do not have
+ * CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS defined.
+ *
+ * Returns zero on success or a negative error code.
+ */
+static inline int nla_align_64bit(struct sk_buff *skb, int padattr)
+{
+ if (nla_need_padding_for_64bit(skb) &&
+ !nla_reserve(skb, padattr, 0))
+ return -EMSGSIZE;
+
+ return 0;
+}
+
+/**
+ * nla_total_size_64bit - total length of attribute including padding
+ * @payload: length of payload
+ */
+static inline int nla_total_size_64bit(int payload)
+{
+ return NLA_ALIGN(nla_attr_size(payload))
+#ifndef CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS
+ + NLA_ALIGN(nla_attr_size(0))
+#endif
+ ;
+}
+
+/**
* nla_for_each_attr - iterate over a stream of attributes
* @pos: loop counter, set to current attribute
* @head: head of attribute stream
diff --git a/include/net/netns/conntrack.h b/include/net/netns/conntrack.h
index 723b61c82b3f..b052785b1590 100644
--- a/include/net/netns/conntrack.h
+++ b/include/net/netns/conntrack.h
@@ -94,7 +94,6 @@ struct netns_ct {
int sysctl_checksum;
unsigned int htable_size;
- seqcount_t generation;
struct kmem_cache *nf_conntrack_cachep;
struct hlist_nulls_head *hash;
struct hlist_head *expect_hash;
diff --git a/include/net/nl802154.h b/include/net/nl802154.h
index 32cb3e591e07..fcab4de49951 100644
--- a/include/net/nl802154.h
+++ b/include/net/nl802154.h
@@ -138,6 +138,8 @@ enum nl802154_attrs {
NL802154_ATTR_SEC_KEY,
#endif /* CONFIG_IEEE802154_NL802154_EXPERIMENTAL */
+ NL802154_ATTR_PAD,
+
__NL802154_ATTR_AFTER_LAST,
NL802154_ATTR_MAX = __NL802154_ATTR_AFTER_LAST - 1
};
@@ -295,6 +297,7 @@ enum nl802154_dev_addr_attrs {
NL802154_DEV_ADDR_ATTR_MODE,
NL802154_DEV_ADDR_ATTR_SHORT,
NL802154_DEV_ADDR_ATTR_EXTENDED,
+ NL802154_DEV_ADDR_ATTR_PAD,
/* keep last */
__NL802154_DEV_ADDR_ATTR_AFTER_LAST,
@@ -320,6 +323,7 @@ enum nl802154_key_id_attrs {
NL802154_KEY_ID_ATTR_IMPLICIT,
NL802154_KEY_ID_ATTR_SOURCE_SHORT,
NL802154_KEY_ID_ATTR_SOURCE_EXTENDED,
+ NL802154_KEY_ID_ATTR_PAD,
/* keep last */
__NL802154_KEY_ID_ATTR_AFTER_LAST,
@@ -402,6 +406,7 @@ enum nl802154_dev {
NL802154_DEV_ATTR_EXTENDED_ADDR,
NL802154_DEV_ATTR_SECLEVEL_EXEMPT,
NL802154_DEV_ATTR_KEY_MODE,
+ NL802154_DEV_ATTR_PAD,
/* keep last */
__NL802154_DEV_ATTR_AFTER_LAST,
@@ -414,6 +419,7 @@ enum nl802154_devkey {
NL802154_DEVKEY_ATTR_FRAME_COUNTER,
NL802154_DEVKEY_ATTR_EXTENDED_ADDR,
NL802154_DEVKEY_ATTR_ID,
+ NL802154_DEVKEY_ATTR_PAD,
/* keep last */
__NL802154_DEVKEY_ATTR_AFTER_LAST,
diff --git a/include/net/route.h b/include/net/route.h
index f4b11eee1754..ad777d79af94 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -209,6 +209,9 @@ unsigned int inet_addr_type_dev_table(struct net *net,
void ip_rt_multicast_event(struct in_device *);
int ip_rt_ioctl(struct net *, unsigned int cmd, void __user *arg);
void ip_rt_get_source(u8 *src, struct sk_buff *skb, struct rtable *rt);
+struct rtable *rt_dst_alloc(struct net_device *dev,
+ unsigned int flags, u16 type,
+ bool nopolicy, bool noxfrm, bool will_cache);
struct in_ifaddr;
void fib_add_ifaddr(struct in_ifaddr *);
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 03fb33efcae2..3f1c0ff7d4b6 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -116,6 +116,22 @@ extern struct percpu_counter sctp_sockets_allocated;
int sctp_asconf_mgmt(struct sctp_sock *, struct sctp_sockaddr_entry *);
struct sk_buff *sctp_skb_recv_datagram(struct sock *, int, int, int *);
+int sctp_transport_walk_start(struct rhashtable_iter *iter);
+void sctp_transport_walk_stop(struct rhashtable_iter *iter);
+struct sctp_transport *sctp_transport_get_next(struct net *net,
+ struct rhashtable_iter *iter);
+struct sctp_transport *sctp_transport_get_idx(struct net *net,
+ struct rhashtable_iter *iter, int pos);
+int sctp_transport_lookup_process(int (*cb)(struct sctp_transport *, void *),
+ struct net *net,
+ const union sctp_addr *laddr,
+ const union sctp_addr *paddr, void *p);
+int sctp_for_each_transport(int (*cb)(struct sctp_transport *, void *),
+ struct net *net, int pos, void *p);
+int sctp_for_each_endpoint(int (*cb)(struct sctp_endpoint *, void *), void *p);
+int sctp_get_sctp_info(struct sock *sk, struct sctp_association *asoc,
+ struct sctp_info *info);
+
/*
* sctp/primitive.c
*/
@@ -359,21 +375,6 @@ int sctp_do_peeloff(struct sock *sk, sctp_assoc_t id, struct socket **sockp);
#define sctp_skb_for_each(pos, head, tmp) \
skb_queue_walk_safe(head, pos, tmp)
-/* A helper to append an entire skb list (list) to another (head). */
-static inline void sctp_skb_list_tail(struct sk_buff_head *list,
- struct sk_buff_head *head)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&head->lock, flags);
- spin_lock(&list->lock);
-
- skb_queue_splice_tail_init(list, head);
-
- spin_unlock(&list->lock);
- spin_unlock_irqrestore(&head->lock, flags);
-}
-
/**
* sctp_list_dequeue - remove from the head of the queue
* @list: list to dequeue from
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 6df1ce7a411c..558bae3cbe0d 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -210,14 +210,15 @@ struct sctp_sock {
int user_frag;
__u32 autoclose;
- __u8 nodelay;
- __u8 disable_fragments;
- __u8 v4mapped;
- __u8 frag_interleave;
__u32 adaptation_ind;
__u32 pd_point;
- __u8 recvrcvinfo;
- __u8 recvnxtinfo;
+ __u16 nodelay:1,
+ disable_fragments:1,
+ v4mapped:1,
+ frag_interleave:1,
+ recvrcvinfo:1,
+ recvnxtinfo:1,
+ pending_data_ready:1;
atomic_t pd_mode;
/* Receive to here while partial delivery is in effect. */
@@ -847,6 +848,11 @@ struct sctp_transport {
*/
ktime_t last_time_heard;
+ /* When was the last time that we sent a chunk using this
+ * transport? We use this to check for idle transports
+ */
+ unsigned long last_time_sent;
+
/* Last time(in jiffies) when cwnd is reduced due to the congestion
* indication based on ECNE chunk.
*/
@@ -952,7 +958,8 @@ void sctp_transport_route(struct sctp_transport *, union sctp_addr *,
struct sctp_sock *);
void sctp_transport_pmtu(struct sctp_transport *, struct sock *sk);
void sctp_transport_free(struct sctp_transport *);
-void sctp_transport_reset_timers(struct sctp_transport *);
+void sctp_transport_reset_t3_rtx(struct sctp_transport *);
+void sctp_transport_reset_hb_timer(struct sctp_transport *);
int sctp_transport_hold(struct sctp_transport *);
void sctp_transport_put(struct sctp_transport *);
void sctp_transport_update_rto(struct sctp_transport *, __u32);
diff --git a/include/net/sock.h b/include/net/sock.h
index 81d6fecec0a2..52448baf19d7 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -569,7 +569,7 @@ static inline bool __sk_del_node_init(struct sock *sk)
modifications.
*/
-static inline void sock_hold(struct sock *sk)
+static __always_inline void sock_hold(struct sock *sk)
{
atomic_inc(&sk->sk_refcnt);
}
@@ -577,7 +577,7 @@ static inline void sock_hold(struct sock *sk)
/* Ungrab socket in the context, which assumes that socket refcnt
cannot hit zero, f.e. it is true in context of any socketcall.
*/
-static inline void __sock_put(struct sock *sk)
+static __always_inline void __sock_put(struct sock *sk)
{
atomic_dec(&sk->sk_refcnt);
}
@@ -635,7 +635,11 @@ static inline void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
static inline void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
{
- hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
+ if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport &&
+ sk->sk_family == AF_INET6)
+ hlist_nulls_add_tail_rcu(&sk->sk_nulls_node, list);
+ else
+ hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
}
static inline void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
@@ -1316,21 +1320,6 @@ static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
__kfree_skb(skb);
}
-/* Used by processes to "lock" a socket state, so that
- * interrupts and bottom half handlers won't change it
- * from under us. It essentially blocks any incoming
- * packets, so that we won't get any new data or any
- * packets that change the state of the socket.
- *
- * While locked, BH processing will add new packets to
- * the backlog queue. This queue is processed by the
- * owner of the socket lock right before it is released.
- *
- * Since ~2.3.5 it is also exclusive sleep lock serializing
- * accesses from user process context.
- */
-#define sock_owned_by_user(sk) ((sk)->sk_lock.owned)
-
static inline void sock_release_ownership(struct sock *sk)
{
if (sk->sk_lock.owned) {
@@ -1403,6 +1392,35 @@ static inline void unlock_sock_fast(struct sock *sk, bool slow)
spin_unlock_bh(&sk->sk_lock.slock);
}
+/* Used by processes to "lock" a socket state, so that
+ * interrupts and bottom half handlers won't change it
+ * from under us. It essentially blocks any incoming
+ * packets, so that we won't get any new data or any
+ * packets that change the state of the socket.
+ *
+ * While locked, BH processing will add new packets to
+ * the backlog queue. This queue is processed by the
+ * owner of the socket lock right before it is released.
+ *
+ * Since ~2.3.5 it is also exclusive sleep lock serializing
+ * accesses from user process context.
+ */
+
+static inline bool sock_owned_by_user(const struct sock *sk)
+{
+#ifdef CONFIG_LOCKDEP
+ WARN_ON(!lockdep_sock_is_held(sk));
+#endif
+ return sk->sk_lock.owned;
+}
+
+/* no reclassification while locks are held */
+static inline bool sock_allow_reclassification(const struct sock *csk)
+{
+ struct sock *sk = (struct sock *)csk;
+
+ return !sk->sk_lock.owned && !spin_is_locked(&sk->sk_lock.slock);
+}
struct sock *sk_alloc(struct net *net, int family, gfp_t priority,
struct proto *prot, int kern);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 74d3ed5eb219..7f2553da10d1 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -452,10 +452,15 @@ struct sock *tcp_v4_syn_recv_sock(const struct sock *sk, struct sk_buff *skb,
int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb);
int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len);
int tcp_connect(struct sock *sk);
+enum tcp_synack_type {
+ TCP_SYNACK_NORMAL,
+ TCP_SYNACK_FASTOPEN,
+ TCP_SYNACK_COOKIE,
+};
struct sk_buff *tcp_make_synack(const struct sock *sk, struct dst_entry *dst,
struct request_sock *req,
struct tcp_fastopen_cookie *foc,
- bool attach_req);
+ enum tcp_synack_type synack_type);
int tcp_disconnect(struct sock *sk, int flags);
void tcp_finish_connect(struct sock *sk, struct sk_buff *skb);
@@ -533,8 +538,8 @@ __u32 cookie_v6_init_sequence(const struct sk_buff *skb, __u16 *mss);
void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss,
int nonagle);
bool tcp_may_send_now(struct sock *sk);
-int __tcp_retransmit_skb(struct sock *, struct sk_buff *);
-int tcp_retransmit_skb(struct sock *, struct sk_buff *);
+int __tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs);
+int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb, int segs);
void tcp_retransmit_timer(struct sock *sk);
void tcp_xmit_retransmit_queue(struct sock *);
void tcp_simple_retransmit(struct sock *);
@@ -552,6 +557,8 @@ void tcp_send_ack(struct sock *sk);
void tcp_send_delayed_ack(struct sock *sk);
void tcp_send_loss_probe(struct sock *sk);
bool tcp_schedule_loss_probe(struct sock *sk);
+void tcp_skb_collapse_tstamp(struct sk_buff *skb,
+ const struct sk_buff *next_skb);
/* tcp_input.c */
void tcp_resume_early_retransmit(struct sock *sk);
@@ -1728,7 +1735,7 @@ struct tcp_request_sock_ops {
int (*send_synack)(const struct sock *sk, struct dst_entry *dst,
struct flowi *fl, struct request_sock *req,
struct tcp_fastopen_cookie *foc,
- bool attach_req);
+ enum tcp_synack_type synack_type);
};
#ifdef CONFIG_SYN_COOKIES
diff --git a/include/net/udp_tunnel.h b/include/net/udp_tunnel.h
index 2dcf1de948ac..4f543262dd81 100644
--- a/include/net/udp_tunnel.h
+++ b/include/net/udp_tunnel.h
@@ -105,8 +105,7 @@ struct metadata_dst *udp_tun_rx_dst(struct sk_buff *skb, unsigned short family,
__be16 flags, __be64 tunnel_id,
int md_size);
-static inline struct sk_buff *udp_tunnel_handle_offloads(struct sk_buff *skb,
- bool udp_csum)
+static inline int udp_tunnel_handle_offloads(struct sk_buff *skb, bool udp_csum)
{
int type = udp_csum ? SKB_GSO_UDP_TUNNEL_CSUM : SKB_GSO_UDP_TUNNEL;
diff --git a/include/net/vxlan.h b/include/net/vxlan.h
index 2f168f0ea32c..673e9f9e6da7 100644
--- a/include/net/vxlan.h
+++ b/include/net/vxlan.h
@@ -184,9 +184,7 @@ struct vxlan_metadata {
/* per UDP socket information */
struct vxlan_sock {
struct hlist_node hlist;
- struct work_struct del_work;
struct socket *sock;
- struct rcu_head rcu;
struct hlist_head vni_list[VNI_HASH_SIZE];
atomic_t refcnt;
u32 flags;
@@ -392,13 +390,11 @@ static inline __be32 vxlan_compute_rco(unsigned int start, unsigned int offset)
return vni_field;
}
-#if IS_ENABLED(CONFIG_VXLAN)
-void vxlan_get_rx_port(struct net_device *netdev);
-#else
static inline void vxlan_get_rx_port(struct net_device *netdev)
{
+ ASSERT_RTNL();
+ call_netdevice_notifiers(NETDEV_OFFLOAD_PUSH_VXLAN, netdev);
}
-#endif
static inline unsigned short vxlan_get_sk_family(struct vxlan_sock *vs)
{
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