Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

Pull networking updates from David Miller:

 1) Support offloading wireless authentication to userspace via
    NL80211_CMD_EXTERNAL_AUTH, from Srinivas Dasari.

 2) A lot of work on network namespace setup/teardown from Kirill Tkhai.
    Setup and cleanup of namespaces now all run asynchronously and thus
    performance is significantly increased.

 3) Add rx/tx timestamping support to mv88e6xxx driver, from Brandon
    Streiff.

 4) Support zerocopy on RDS sockets, from Sowmini Varadhan.

 5) Use denser instruction encoding in x86 eBPF JIT, from Daniel
    Borkmann.

 6) Support hw offload of vlan filtering in mvpp2 dreiver, from Maxime
    Chevallier.

 7) Support grafting of child qdiscs in mlxsw driver, from Nogah
    Frankel.

 8) Add packet forwarding tests to selftests, from Ido Schimmel.

 9) Deal with sub-optimal GSO packets better in BBR congestion control,
    from Eric Dumazet.

10) Support 5-tuple hashing in ipv6 multipath routing, from David Ahern.

11) Add path MTU tests to selftests, from Stefano Brivio.

12) Various bits of IPSEC offloading support for mlx5, from Aviad
    Yehezkel, Yossi Kuperman, and Saeed Mahameed.

13) Support RSS spreading on ntuple filters in SFC driver, from Edward
    Cree.

14) Lots of sockmap work from John Fastabend. Applications can use eBPF
    to filter sendmsg and sendpage operations.

15) In-kernel receive TLS support, from Dave Watson.

16) Add XDP support to ixgbevf, this is significant because it should
    allow optimized XDP usage in various cloud environments. From Tony
    Nguyen.

17) Add new Intel E800 series "ice" ethernet driver, from Anirudh
    Venkataramanan et al.

18) IP fragmentation match offload support in nfp driver, from Pieter
    Jansen van Vuuren.

19) Support XDP redirect in i40e driver, from Björn Töpel.

20) Add BPF_RAW_TRACEPOINT program type for accessing the arguments of
    tracepoints in their raw form, from Alexei Starovoitov.

21) Lots of striding RQ improvements to mlx5 driver with many
    performance improvements, from Tariq Toukan.

22) Use rhashtable for inet frag reassembly, from Eric Dumazet.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1678 commits)
  net: mvneta: improve suspend/resume
  net: mvneta: split rxq/txq init and txq deinit into SW and HW parts
  ipv6: frags: fix /proc/sys/net/ipv6/ip6frag_low_thresh
  net: bgmac: Fix endian access in bgmac_dma_tx_ring_free()
  net: bgmac: Correctly annotate register space
  route: check sysctl_fib_multipath_use_neigh earlier than hash
  fix typo in command value in drivers/net/phy/mdio-bitbang.
  sky2: Increase D3 delay to sky2 stops working after suspend
  net/mlx5e: Set EQE based as default TX interrupt moderation mode
  ibmvnic: Disable irqs before exiting reset from closed state
  net: sched: do not emit messages while holding spinlock
  vlan: also check phy_driver ts_info for vlan's real device
  Bluetooth: Mark expected switch fall-throughs
  Bluetooth: Set HCI_QUIRK_SIMULTANEOUS_DISCOVERY for BTUSB_QCA_ROME
  Bluetooth: btrsi: remove unused including <linux/version.h>
  Bluetooth: hci_bcm: Remove DMI quirk for the MINIX Z83-4
  sh_eth: kill useless check in __sh_eth_get_regs()
  sh_eth: add sh_eth_cpu_data::no_xdfar flag
  ipv6: factorize sk_wmem_alloc updates done by __ip6_append_data()
  ipv4: factorize sk_wmem_alloc updates done by __ip_append_data()
  ...

1 files changed, 3 insertions, 114 deletions

diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index 5396521a776a..9a36fad9e068 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -4,11 +4,10 @@
 
 #include <linux/in.h>
 #include <linux/pim.h>
-#include <linux/rhashtable.h>
-#include <net/sock.h>
 #include <net/fib_rules.h>
 #include <net/fib_notifier.h>
 #include <uapi/linux/mroute.h>
+#include <linux/mroute_base.h>
 
 #ifdef CONFIG_IP_MROUTE
 static inline int ip_mroute_opt(int opt)
@@ -56,56 +55,8 @@ static inline bool ipmr_rule_default(const struct fib_rule *rule)
 }
 #endif
 
-struct vif_device {
-	struct net_device 	*dev;			/* Device we are using */
-	struct netdev_phys_item_id dev_parent_id;	/* Device parent ID    */
-	unsigned long	bytes_in,bytes_out;
-	unsigned long	pkt_in,pkt_out;		/* Statistics 			*/
-	unsigned long	rate_limit;		/* Traffic shaping (NI) 	*/
-	unsigned char	threshold;		/* TTL threshold 		*/
-	unsigned short	flags;			/* Control flags 		*/
-	__be32		local,remote;		/* Addresses(remote for tunnels)*/
-	int		link;			/* Physical interface index	*/
-};
-
-struct vif_entry_notifier_info {
-	struct fib_notifier_info info;
-	struct net_device *dev;
-	vifi_t vif_index;
-	unsigned short vif_flags;
-	u32 tb_id;
-};
-
 #define VIFF_STATIC 0x8000
 
-#define VIF_EXISTS(_mrt, _idx) ((_mrt)->vif_table[_idx].dev != NULL)
-
-struct mr_table {
-	struct list_head	list;
-	possible_net_t		net;
-	u32			id;
-	struct sock __rcu	*mroute_sk;
-	struct timer_list	ipmr_expire_timer;
-	struct list_head	mfc_unres_queue;
-	struct vif_device	vif_table[MAXVIFS];
-	struct rhltable		mfc_hash;
-	struct list_head	mfc_cache_list;
-	int			maxvif;
-	atomic_t		cache_resolve_queue_len;
-	bool			mroute_do_assert;
-	bool			mroute_do_pim;
-	int			mroute_reg_vif_num;
-};
-
-/* mfc_flags:
- * MFC_STATIC - the entry was added statically (not by a routing daemon)
- * MFC_OFFLOAD - the entry was offloaded to the hardware
- */
-enum {
-	MFC_STATIC = BIT(0),
-	MFC_OFFLOAD = BIT(1),
-};
-
 struct mfc_cache_cmp_arg {
 	__be32 mfc_mcastgrp;
 	__be32 mfc_origin;
@@ -113,28 +64,13 @@ struct mfc_cache_cmp_arg {
 
 /**
  * struct mfc_cache - multicast routing entries
- * @mnode: rhashtable list
+ * @_c: Common multicast routing information; has to be first [for casting]
  * @mfc_mcastgrp: destination multicast group address
  * @mfc_origin: source address
  * @cmparg: used for rhashtable comparisons
- * @mfc_parent: source interface (iif)
- * @mfc_flags: entry flags
- * @expires: unresolved entry expire time
- * @unresolved: unresolved cached skbs
- * @last_assert: time of last assert
- * @minvif: minimum VIF id
- * @maxvif: maximum VIF id
- * @bytes: bytes that have passed for this entry
- * @pkt: packets that have passed for this entry
- * @wrong_if: number of wrong source interface hits
- * @lastuse: time of last use of the group (traffic or update)
- * @ttls: OIF TTL threshold array
- * @refcount: reference count for this entry
- * @list: global entry list
- * @rcu: used for entry destruction
  */
 struct mfc_cache {
-	struct rhlist_head mnode;
+	struct mr_mfc _c;
 	union {
 		struct {
 			__be32 mfc_mcastgrp;
@@ -142,57 +78,10 @@ struct mfc_cache {
 		};
 		struct mfc_cache_cmp_arg cmparg;
 	};
-	vifi_t mfc_parent;
-	int mfc_flags;
-
-	union {
-		struct {
-			unsigned long expires;
-			struct sk_buff_head unresolved;
-		} unres;
-		struct {
-			unsigned long last_assert;
-			int minvif;
-			int maxvif;
-			unsigned long bytes;
-			unsigned long pkt;
-			unsigned long wrong_if;
-			unsigned long lastuse;
-			unsigned char ttls[MAXVIFS];
-			refcount_t refcount;
-		} res;
-	} mfc_un;
-	struct list_head list;
-	struct rcu_head	rcu;
-};
-
-struct mfc_entry_notifier_info {
-	struct fib_notifier_info info;
-	struct mfc_cache *mfc;
-	u32 tb_id;
 };
 
 struct rtmsg;
 int ipmr_get_route(struct net *net, struct sk_buff *skb,
 		   __be32 saddr, __be32 daddr,
 		   struct rtmsg *rtm, u32 portid);
-
-#ifdef CONFIG_IP_MROUTE
-void ipmr_cache_free(struct mfc_cache *mfc_cache);
-#else
-static inline void ipmr_cache_free(struct mfc_cache *mfc_cache)
-{
-}
-#endif
-
-static inline void ipmr_cache_put(struct mfc_cache *c)
-{
-	if (refcount_dec_and_test(&c->mfc_un.res.refcount))
-		ipmr_cache_free(c);
-}
-static inline void ipmr_cache_hold(struct mfc_cache *c)
-{
-	refcount_inc(&c->mfc_un.res.refcount);
-}
-
 #endif