11 files changed, 90 insertions, 34 deletions

diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h
index e6982ac3200d..a57f0dfb6db7 100644
--- a/include/linux/marvell_phy.h
+++ b/include/linux/marvell_phy.h
@@ -16,6 +16,7 @@
 #define MARVELL_PHY_ID_88E1318S         0x01410e90
 #define MARVELL_PHY_ID_88E1116R         0x01410e40
 #define MARVELL_PHY_ID_88E1510          0x01410dd0
+#define MARVELL_PHY_ID_88E1540          0x01410eb0
 #define MARVELL_PHY_ID_88E3016          0x01410e60
 
 /* struct phy_device dev_flags definitions */
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index dd2097455a2e..1565324eb620 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -453,26 +453,28 @@ struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
         u8         lro_cap[0x1];
         u8         lro_psh_flag[0x1];
         u8         lro_time_stamp[0x1];
-        u8         reserved_0[0x6];
+        u8         reserved_0[0x3];
+        u8         self_lb_en_modifiable[0x1];
+        u8         reserved_1[0x2];
         u8         max_lso_cap[0x5];
-        u8         reserved_1[0x4];
+        u8         reserved_2[0x4];
         u8         rss_ind_tbl_cap[0x4];
-        u8         reserved_2[0x3];
+        u8         reserved_3[0x3];
         u8         tunnel_lso_const_out_ip_id[0x1];
-        u8         reserved_3[0x2];
+        u8         reserved_4[0x2];
         u8         tunnel_statless_gre[0x1];
         u8         tunnel_stateless_vxlan[0x1];
 
-        u8         reserved_4[0x20];
+        u8         reserved_5[0x20];
 
-        u8         reserved_5[0x10];
+        u8         reserved_6[0x10];
         u8         lro_min_mss_size[0x10];
 
-        u8         reserved_6[0x120];
+        u8         reserved_7[0x120];
 
         u8         lro_timer_supported_periods[4][0x20];
 
-        u8         reserved_7[0x600];
+        u8         reserved_8[0x600];
 };
 
 struct mlx5_ifc_roce_cap_bits {
@@ -4051,9 +4053,11 @@ struct mlx5_ifc_modify_tis_in_bits {
 };
 
 struct mlx5_ifc_modify_tir_bitmask_bits {
-        u8         reserved[0x20];
+        u8         reserved_0[0x20];
 
-        u8         reserved1[0x1f];
+        u8         reserved_1[0x1b];
+        u8         self_lb_en[0x1];
+        u8         reserved_2[0x3];
         u8         lro[0x1];
 };
 
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index d20891465247..67bfac1abfc1 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2068,20 +2068,23 @@ struct pcpu_sw_netstats {
         struct u64_stats_sync   syncp;
 };
 
-#define netdev_alloc_pcpu_stats(type)                           \
-({                                                              \
-        typeof(type) __percpu *pcpu_stats = alloc_percpu(type); \
-        if (pcpu_stats) {                                       \
-                int __cpu;                                      \
-                for_each_possible_cpu(__cpu) {                  \
-                        typeof(type) *stat;                     \
-                        stat = per_cpu_ptr(pcpu_stats, __cpu);  \
-                        u64_stats_init(&stat->syncp);           \
-                }                                               \
-        }                                                       \
-        pcpu_stats;                                             \
+#define __netdev_alloc_pcpu_stats(type, gfp)                            \
+({                                                                      \
+        typeof(type) __percpu *pcpu_stats = alloc_percpu_gfp(type, gfp);\
+        if (pcpu_stats) {                                               \
+                int __cpu;                                              \
+                for_each_possible_cpu(__cpu) {                          \
+                        typeof(type) *stat;                             \
+                        stat = per_cpu_ptr(pcpu_stats, __cpu);          \
+                        u64_stats_init(&stat->syncp);                   \
+                }                                                       \
+        }                                                               \
+        pcpu_stats;                                                     \
 })
 
+#define netdev_alloc_pcpu_stats(type)                                   \
+        __netdev_alloc_pcpu_stats(type, GFP_KERNEL);
+
 #include <linux/notifier.h>
 
 /* netdevice notifier chain. Please remember to update the rtnetlink
@@ -3854,6 +3857,11 @@ static inline bool netif_is_bridge_master(const struct net_device *dev)
         return dev->priv_flags & IFF_EBRIDGE;
 }
 
+static inline bool netif_is_bridge_port(const struct net_device *dev)
+{
+        return dev->priv_flags & IFF_BRIDGE_PORT;
+}
+
 static inline bool netif_is_ovs_master(const struct net_device *dev)
 {
         return dev->priv_flags & IFF_OPENVSWITCH;
diff --git a/include/linux/netfilter/ipset/ip_set.h b/include/linux/netfilter/ipset/ip_set.h
index 48bb01edcf30..0e1f433cc4b7 100644
--- a/include/linux/netfilter/ipset/ip_set.h
+++ b/include/linux/netfilter/ipset/ip_set.h
@@ -421,7 +421,7 @@ extern void ip_set_free(void *members);
 extern int ip_set_get_ipaddr4(struct nlattr *nla,  __be32 *ipaddr);
 extern int ip_set_get_ipaddr6(struct nlattr *nla, union nf_inet_addr *ipaddr);
 extern size_t ip_set_elem_len(struct ip_set *set, struct nlattr *tb[],
-                              size_t len);
+                              size_t len, size_t align);
 extern int ip_set_get_extensions(struct ip_set *set, struct nlattr *tb[],
                                  struct ip_set_ext *ext);
 
diff --git a/include/linux/netfilter_ingress.h b/include/linux/netfilter_ingress.h
index 187feabe557c..5fcd375ef175 100644
--- a/include/linux/netfilter_ingress.h
+++ b/include/linux/netfilter_ingress.h
@@ -5,10 +5,13 @@
 #include <linux/netdevice.h>
 
 #ifdef CONFIG_NETFILTER_INGRESS
-static inline int nf_hook_ingress_active(struct sk_buff *skb)
+static inline bool nf_hook_ingress_active(const struct sk_buff *skb)
 {
-        return nf_hook_list_active(&skb->dev->nf_hooks_ingress,
-                                   NFPROTO_NETDEV, NF_NETDEV_INGRESS);
+#ifdef HAVE_JUMP_LABEL
+        if (!static_key_false(&nf_hooks_needed[NFPROTO_NETDEV][NF_NETDEV_INGRESS]))
+                return false;
+#endif
+        return !list_empty(&skb->dev->nf_hooks_ingress);
 }
 
 static inline int nf_hook_ingress(struct sk_buff *skb)
@@ -16,8 +19,8 @@ static inline int nf_hook_ingress(struct sk_buff *skb)
         struct nf_hook_state state;
 
         nf_hook_state_init(&state, &skb->dev->nf_hooks_ingress,
-                           NF_NETDEV_INGRESS, INT_MIN, NFPROTO_NETDEV, NULL,
-                           skb->dev, NULL, dev_net(skb->dev), NULL);
+                           NF_NETDEV_INGRESS, INT_MIN, NFPROTO_NETDEV,
+                           skb->dev, NULL, NULL, dev_net(skb->dev), NULL);
         return nf_hook_slow(skb, &state);
 }
 
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index aaf9700fc9e5..fb961a576abe 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -167,7 +167,8 @@ static inline void rt6_update_expires(struct rt6_info *rt0, int timeout)
 
 static inline u32 rt6_get_cookie(const struct rt6_info *rt)
 {
-        if (rt->rt6i_flags & RTF_PCPU || unlikely(rt->dst.flags & DST_NOCACHE))
+        if (rt->rt6i_flags & RTF_PCPU ||
+            (unlikely(rt->dst.flags & DST_NOCACHE) && rt->dst.from))
                 rt = (struct rt6_info *)(rt->dst.from);
 
         return rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0;
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index aaee6fa02cf1..ff788b665277 100644
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -90,11 +90,12 @@ static inline void ip6tunnel_xmit(struct sock *sk, struct sk_buff *skb,
         err = ip6_local_out(dev_net(skb_dst(skb)->dev), sk, skb);
 
         if (net_xmit_eval(err) == 0) {
-                struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats);
+                struct pcpu_sw_netstats *tstats = get_cpu_ptr(dev->tstats);
                 u64_stats_update_begin(&tstats->syncp);
                 tstats->tx_bytes += pkt_len;
                 tstats->tx_packets++;
                 u64_stats_update_end(&tstats->syncp);
+                put_cpu_ptr(tstats);
         } else {
                 stats->tx_errors++;
                 stats->tx_aborted_errors++;
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index f6dafec9102c..62a750a6a8f8 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -287,12 +287,13 @@ static inline void iptunnel_xmit_stats(int err,
                                        struct pcpu_sw_netstats __percpu *stats)
 {
         if (err > 0) {
-                struct pcpu_sw_netstats *tstats = this_cpu_ptr(stats);
+                struct pcpu_sw_netstats *tstats = get_cpu_ptr(stats);
 
                 u64_stats_update_begin(&tstats->syncp);
                 tstats->tx_bytes += err;
                 tstats->tx_packets++;
                 u64_stats_update_end(&tstats->syncp);
+                put_cpu_ptr(tstats);
         } else if (err < 0) {
                 err_stats->tx_errors++;
                 err_stats->tx_aborted_errors++;
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index c9149cc0a02d..4bd7508bedc9 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -618,6 +618,8 @@ struct nft_expr_ops {
         void                            (*eval)(const struct nft_expr *expr,
                                                 struct nft_regs *regs,
                                                 const struct nft_pktinfo *pkt);
+        int                             (*clone)(struct nft_expr *dst,
+                                                 const struct nft_expr *src);
         unsigned int                    size;
 
         int                             (*init)(const struct nft_ctx *ctx,
@@ -660,10 +662,20 @@ void nft_expr_destroy(const struct nft_ctx *ctx, struct nft_expr *expr);
 int nft_expr_dump(struct sk_buff *skb, unsigned int attr,
                   const struct nft_expr *expr);
 
-static inline void nft_expr_clone(struct nft_expr *dst, struct nft_expr *src)
+static inline int nft_expr_clone(struct nft_expr *dst, struct nft_expr *src)
 {
+        int err;
+
         __module_get(src->ops->type->owner);
-        memcpy(dst, src, src->ops->size);
+        if (src->ops->clone) {
+                dst->ops = src->ops;
+                err = src->ops->clone(dst, src);
+                if (err < 0)
+                        return err;
+        } else {
+                memcpy(dst, src, src->ops->size);
+        }
+        return 0;
 }
 
 /**
diff --git a/include/net/sock.h b/include/net/sock.h
index bbf7c2cf15b4..7f89e4ba18d1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2226,6 +2226,31 @@ static inline bool sk_listener(const struct sock *sk)
         return (1 << sk->sk_state) & (TCPF_LISTEN | TCPF_NEW_SYN_RECV);
 }
 
+/**
+ * sk_state_load - read sk->sk_state for lockless contexts
+ * @sk: socket pointer
+ *
+ * Paired with sk_state_store(). Used in places we do not hold socket lock :
+ * tcp_diag_get_info(), tcp_get_info(), tcp_poll(), get_tcp4_sock() ...
+ */
+static inline int sk_state_load(const struct sock *sk)
+{
+        return smp_load_acquire(&sk->sk_state);
+}
+
+/**
+ * sk_state_store - update sk->sk_state
+ * @sk: socket pointer
+ * @newstate: new state
+ *
+ * Paired with sk_state_load(). Should be used in contexts where
+ * state change might impact lockless readers.
+ */
+static inline void sk_state_store(struct sock *sk, int newstate)
+{
+        smp_store_release(&sk->sk_state, newstate);
+}
+
 void sock_enable_timestamp(struct sock *sk, int flag);
 int sock_get_timestamp(struct sock *, struct timeval __user *);
 int sock_get_timestampns(struct sock *, struct timespec __user *);
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index bc865e244efe..1d22ce9f352e 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -323,7 +323,7 @@ static inline int switchdev_port_fdb_dump(struct sk_buff *skb,
                                           struct net_device *filter_dev,
                                           int idx)
 {
-        return -EOPNOTSUPP;
+       return idx;
 }
 
 static inline void switchdev_port_fwd_mark_set(struct net_device *dev,