Merge drm/drm-next into drm-misc-next

Backmerging to get a late RC of v6.10 before moving into v6.11.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>

11 files changed, 68 insertions, 23 deletions

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 9231396fe96f..c43716edf205 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -2113,18 +2113,46 @@ static inline int hci_check_conn_params(u16 min, u16 max, u16 latency,
 {
 	u16 max_latency;
 
-	if (min > max || min < 6 || max > 3200)
+	if (min > max) {
+		BT_WARN("min %d > max %d", min, max);
 		return -EINVAL;
+	}
+
+	if (min < 6) {
+		BT_WARN("min %d < 6", min);
+		return -EINVAL;
+	}
+
+	if (max > 3200) {
+		BT_WARN("max %d > 3200", max);
+		return -EINVAL;
+	}
+
+	if (to_multiplier < 10) {
+		BT_WARN("to_multiplier %d < 10", to_multiplier);
+		return -EINVAL;
+	}
 
-	if (to_multiplier < 10 || to_multiplier > 3200)
+	if (to_multiplier > 3200) {
+		BT_WARN("to_multiplier %d > 3200", to_multiplier);
 		return -EINVAL;
+	}
 
-	if (max >= to_multiplier * 8)
+	if (max >= to_multiplier * 8) {
+		BT_WARN("max %d >= to_multiplier %d * 8", max, to_multiplier);
 		return -EINVAL;
+	}
 
 	max_latency = (to_multiplier * 4 / max) - 1;
-	if (latency > 499 || latency > max_latency)
+	if (latency > 499) {
+		BT_WARN("latency %d > 499", latency);
 		return -EINVAL;
+	}
+
+	if (latency > max_latency) {
+		BT_WARN("latency %d > max_latency %d", latency, max_latency);
+		return -EINVAL;
+	}
 
 	return 0;
 }
diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h
index 6d1c8541183d..3a9001a042a5 100644
--- a/include/net/dst_ops.h
+++ b/include/net/dst_ops.h
@@ -24,7 +24,7 @@ struct dst_ops {
 	void			(*destroy)(struct dst_entry *);
 	void			(*ifdown)(struct dst_entry *,
 					  struct net_device *dev);
-	struct dst_entry *	(*negative_advice)(struct dst_entry *);
+	void			(*negative_advice)(struct sock *sk, struct dst_entry *);
 	void			(*link_failure)(struct sk_buff *);
 	void			(*update_pmtu)(struct dst_entry *dst, struct sock *sk,
 					       struct sk_buff *skb, u32 mtu,
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 7d6b1254c92d..c0deaafebfdc 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -263,7 +263,7 @@ struct dst_entry *inet_csk_route_child_sock(const struct sock *sk,
 struct sock *inet_csk_reqsk_queue_add(struct sock *sk,
 				      struct request_sock *req,
 				      struct sock *child);
-void inet_csk_reqsk_queue_hash_add(struct sock *sk, struct request_sock *req,
+bool inet_csk_reqsk_queue_hash_add(struct sock *sk, struct request_sock *req,
 				   unsigned long timeout);
 struct sock *inet_csk_complete_hashdance(struct sock *sk, struct sock *child,
 					 struct request_sock *req,
diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 9a6a08ec7713..1db2417b8ff5 100644
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -461,9 +461,10 @@ static inline bool pskb_inet_may_pull(struct sk_buff *skb)
 
 /* Variant of pskb_inet_may_pull().
  */
-static inline bool skb_vlan_inet_prepare(struct sk_buff *skb)
+static inline bool skb_vlan_inet_prepare(struct sk_buff *skb,
+					 bool inner_proto_inherit)
 {
-	int nhlen = 0, maclen = ETH_HLEN;
+	int nhlen = 0, maclen = inner_proto_inherit ? 0 : ETH_HLEN;
 	__be16 type = skb->protocol;
 
 	/* Essentially this is skb_protocol(skb, true)
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 2796153b03da..188d41da1a40 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -619,6 +619,11 @@ static inline void *nft_set_priv(const struct nft_set *set)
 	return (void *)set->data;
 }
 
+static inline enum nft_data_types nft_set_datatype(const struct nft_set *set)
+{
+	return set->dtype == NFT_DATA_VERDICT ? NFT_DATA_VERDICT : NFT_DATA_VALUE;
+}
+
 static inline bool nft_set_gc_is_pending(const struct nft_set *s)
 {
 	return refcount_read(&s->refs) != 1;
diff --git a/include/net/netns/netfilter.h b/include/net/netns/netfilter.h
index 02bbdc577f8e..a6a0bf4a247e 100644
--- a/include/net/netns/netfilter.h
+++ b/include/net/netns/netfilter.h
@@ -15,6 +15,9 @@ struct netns_nf {
 	const struct nf_logger __rcu *nf_loggers[NFPROTO_NUMPROTO];
 #ifdef CONFIG_SYSCTL
 	struct ctl_table_header *nf_log_dir_header;
+#ifdef CONFIG_LWTUNNEL
+	struct ctl_table_header *nf_lwtnl_dir_header;
+#endif
 #endif
 	struct nf_hook_entries __rcu *hooks_ipv4[NF_INET_NUMHOOKS];
 	struct nf_hook_entries __rcu *hooks_ipv6[NF_INET_NUMHOOKS];
diff --git a/include/net/page_pool/types.h b/include/net/page_pool/types.h
index b088d131aeb0..7e8477057f3d 100644
--- a/include/net/page_pool/types.h
+++ b/include/net/page_pool/types.h
@@ -45,16 +45,17 @@ struct pp_alloc_cache {
 
 /**
  * struct page_pool_params - page pool parameters
+ * @fast:	params accessed frequently on hotpath
  * @order:	2^order pages on allocation
  * @pool_size:	size of the ptr_ring
  * @nid:	NUMA node id to allocate from pages from
  * @dev:	device, for DMA pre-mapping purposes
- * @netdev:	netdev this pool will serve (leave as NULL if none or multiple)
  * @napi:	NAPI which is the sole consumer of pages, otherwise NULL
  * @dma_dir:	DMA mapping direction
  * @max_len:	max DMA sync memory size for PP_FLAG_DMA_SYNC_DEV
  * @offset:	DMA sync address offset for PP_FLAG_DMA_SYNC_DEV
- * @netdev:	corresponding &net_device for Netlink introspection
+ * @slow:	params with slowpath access only (initialization and Netlink)
+ * @netdev:	netdev this pool will serve (leave as NULL if none or multiple)
  * @flags:	PP_FLAG_DMA_MAP, PP_FLAG_DMA_SYNC_DEV, PP_FLAG_SYSTEM_POOL
  */
 struct page_pool_params {
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index d88c0dfc2d46..ebcb8896bffc 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -285,4 +285,16 @@ static inline int reqsk_queue_len_young(const struct request_sock_queue *queue)
 	return atomic_read(&queue->young);
 }
 
+/* RFC 7323 2.3 Using the Window Scale Option
+ *  The window field (SEG.WND) of every outgoing segment, with the
+ *  exception of <SYN> segments, MUST be right-shifted by
+ *  Rcv.Wind.Shift bits.
+ *
+ * This means the SEG.WND carried in SYNACK can not exceed 65535.
+ * We use this property to harden TCP stack while in NEW_SYN_RECV state.
+ */
+static inline u32 tcp_synack_window(const struct request_sock *req)
+{
+	return min(req->rsk_rcv_wnd, 65535U);
+}
 #endif /* _REQUEST_SOCK_H */
diff --git a/include/net/rtnetlink.h b/include/net/rtnetlink.h
index 3bfb80bad173..b45d57b5968a 100644
--- a/include/net/rtnetlink.h
+++ b/include/net/rtnetlink.h
@@ -13,6 +13,7 @@ enum rtnl_link_flags {
 	RTNL_FLAG_DOIT_UNLOCKED		= BIT(0),
 	RTNL_FLAG_BULK_DEL_SUPPORTED	= BIT(1),
 	RTNL_FLAG_DUMP_UNLOCKED		= BIT(2),
+	RTNL_FLAG_DUMP_SPLIT_NLM_DONE	= BIT(3),	/* legacy behavior */
 };
 
 enum rtnl_kinds {
diff --git a/include/net/sock.h b/include/net/sock.h
index 5f4d0629348f..953c8dc4e259 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2063,17 +2063,10 @@ sk_dst_get(const struct sock *sk)
 
 static inline void __dst_negative_advice(struct sock *sk)
 {
-	struct dst_entry *ndst, *dst = __sk_dst_get(sk);
+	struct dst_entry *dst = __sk_dst_get(sk);
 
-	if (dst && dst->ops->negative_advice) {
-		ndst = dst->ops->negative_advice(dst);
-
-		if (ndst != dst) {
-			rcu_assign_pointer(sk->sk_dst_cache, ndst);
-			sk_tx_queue_clear(sk);
-			WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
-		}
-	}
+	if (dst && dst->ops->negative_advice)
+		dst->ops->negative_advice(sk, dst);
 }
 
 static inline void dst_negative_advice(struct sock *sk)
diff --git a/include/net/tcp_ao.h b/include/net/tcp_ao.h
index 471e177362b4..5d8e9ed2c005 100644
--- a/include/net/tcp_ao.h
+++ b/include/net/tcp_ao.h
@@ -86,7 +86,8 @@ static inline int tcp_ao_sizeof_key(const struct tcp_ao_key *key)
 struct tcp_ao_info {
 	/* List of tcp_ao_key's */
 	struct hlist_head	head;
-	/* current_key and rnext_key aren't maintained on listen sockets.
+	/* current_key and rnext_key are maintained on sockets
+	 * in TCP_AO_ESTABLISHED states.
 	 * Their purpose is to cache keys on established connections,
 	 * saving needless lookups. Never dereference any of them from
 	 * listen sockets.
@@ -201,9 +202,9 @@ struct tcp6_ao_context {
 };
 
 struct tcp_sigpool;
+/* Established states are fast-path and there always is current_key/rnext_key */
 #define TCP_AO_ESTABLISHED (TCPF_ESTABLISHED | TCPF_FIN_WAIT1 | TCPF_FIN_WAIT2 | \
-			    TCPF_CLOSE | TCPF_CLOSE_WAIT | \
-			    TCPF_LAST_ACK | TCPF_CLOSING)
+			    TCPF_CLOSE_WAIT | TCPF_LAST_ACK | TCPF_CLOSING)
 
 int tcp_ao_transmit_skb(struct sock *sk, struct sk_buff *skb,
 			struct tcp_ao_key *key, struct tcphdr *th,