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authorThomas Gleixner <tglx@linutronix.de>2019-07-03 10:50:21 +0200
committerThomas Gleixner <tglx@linutronix.de>2019-07-03 10:50:21 +0200
commit341924049558e5f7c1a148a2c461a417933d35d9 (patch)
tree1340b4f2131737ef4be63f18ee74cd73ad12cd3e /include/net
parent516337048fa40496ae5ca9863c367ec991a44d9a (diff)
parent4a8f81b8c053aad250ee247b219904ada72df9a4 (diff)
downloadlinux-341924049558e5f7c1a148a2c461a417933d35d9.tar.bz2
Merge branch 'timers/vdso' into timers/core
so the hyper-v clocksource update can be applied.
Diffstat (limited to 'include/net')
-rw-r--r--include/net/addrconf.h16
-rw-r--r--include/net/ax88796.h6
-rw-r--r--include/net/cfg80211-wext.h5
-rw-r--r--include/net/cfg80211.h8
-rw-r--r--include/net/ethoc.h5
-rw-r--r--include/net/flow_dissector.h1
-rw-r--r--include/net/ip6_tunnel.h9
-rw-r--r--include/net/kcm.h5
-rw-r--r--include/net/mac80211.h5
-rw-r--r--include/net/netfilter/nf_conntrack_acct.h5
-rw-r--r--include/net/netns/ipv4.h1
-rw-r--r--include/net/nfc/nci.h14
-rw-r--r--include/net/nfc/nci_core.h14
-rw-r--r--include/net/request_sock.h3
-rw-r--r--include/net/sock.h12
-rw-r--r--include/net/strparser.h5
-rw-r--r--include/net/tcp.h2
17 files changed, 48 insertions, 68 deletions
diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 2f67ae854ff0..becdad576859 100644
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -310,6 +310,22 @@ static inline struct inet6_dev *__in6_dev_get(const struct net_device *dev)
}
/**
+ * __in6_dev_stats_get - get inet6_dev pointer for stats
+ * @dev: network device
+ * @skb: skb for original incoming interface if neeeded
+ *
+ * Caller must hold rcu_read_lock or RTNL, because this function
+ * does not take a reference on the inet6_dev.
+ */
+static inline struct inet6_dev *__in6_dev_stats_get(const struct net_device *dev,
+ const struct sk_buff *skb)
+{
+ if (netif_is_l3_master(dev))
+ dev = dev_get_by_index_rcu(dev_net(dev), inet6_iif(skb));
+ return __in6_dev_get(dev);
+}
+
+/**
* __in6_dev_get_safely - get inet6_dev pointer from netdevice
* @dev: network device
*
diff --git a/include/net/ax88796.h b/include/net/ax88796.h
index 84b3785d0e66..aa52b2e8ff7b 100644
--- a/include/net/ax88796.h
+++ b/include/net/ax88796.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/* include/net/ax88796.h
*
* Copyright 2005 Simtec Electronics
* Ben Dooks <ben@simtec.co.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#ifndef __NET_AX88796_PLAT_H
diff --git a/include/net/cfg80211-wext.h b/include/net/cfg80211-wext.h
index 25baddc4fbed..ad77caf2ffde 100644
--- a/include/net/cfg80211-wext.h
+++ b/include/net/cfg80211-wext.h
@@ -1,13 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __NET_CFG80211_WEXT_H
#define __NET_CFG80211_WEXT_H
/*
* 802.11 device and configuration interface -- wext handlers
*
* Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/netdevice.h>
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f8058e92f59d..1fce25b1d87f 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef __NET_CFG80211_H
#define __NET_CFG80211_H
/*
@@ -7,10 +8,6 @@
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright 2015-2017 Intel Deutschland GmbH
* Copyright (C) 2018-2019 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/netdevice.h>
@@ -3839,7 +3836,8 @@ struct cfg80211_ops {
* on wiphy_new(), but can be changed by the driver if it has a good
* reason to override the default
* @WIPHY_FLAG_4ADDR_AP: supports 4addr mode even on AP (with a single station
- * on a VLAN interface)
+ * on a VLAN interface). This flag also serves an extra purpose of
+ * supporting 4ADDR AP mode on devices which do not support AP/VLAN iftype.
* @WIPHY_FLAG_4ADDR_STATION: supports 4addr mode even as a station
* @WIPHY_FLAG_CONTROL_PORT_PROTOCOL: This device supports setting the
* control port protocol ethertype. The device also honours the
diff --git a/include/net/ethoc.h b/include/net/ethoc.h
index 29ba069a1d93..78519ed42ab4 100644
--- a/include/net/ethoc.h
+++ b/include/net/ethoc.h
@@ -1,12 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/include/net/ethoc.h
*
* Copyright (C) 2008-2009 Avionic Design GmbH
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Written by Thierry Reding <thierry.reding@avionic-design.de>
*/
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index 7c5a8d9a8d2a..dfabc0503446 100644
--- a/include/net/flow_dissector.h
+++ b/include/net/flow_dissector.h
@@ -46,6 +46,7 @@ struct flow_dissector_key_tags {
struct flow_dissector_key_vlan {
u16 vlan_id:12,
+ vlan_dei:1,
vlan_priority:3;
__be16 vlan_tpid;
};
diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h
index 69b4bcf880c9..028eaea1c854 100644
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
@@ -158,9 +158,12 @@ static inline void ip6tunnel_xmit(struct sock *sk, struct sk_buff *skb,
memset(skb->cb, 0, sizeof(struct inet6_skb_parm));
pkt_len = skb->len - skb_inner_network_offset(skb);
err = ip6_local_out(dev_net(skb_dst(skb)->dev), sk, skb);
- if (unlikely(net_xmit_eval(err)))
- pkt_len = -1;
- iptunnel_xmit_stats(dev, pkt_len);
+
+ if (dev) {
+ if (unlikely(net_xmit_eval(err)))
+ pkt_len = -1;
+ iptunnel_xmit_stats(dev, pkt_len);
+ }
}
#endif
#endif
diff --git a/include/net/kcm.h b/include/net/kcm.h
index 2a8965819db0..2d704f8f4905 100644
--- a/include/net/kcm.h
+++ b/include/net/kcm.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Kernel Connection Multiplexor
*
* Copyright (c) 2016 Tom Herbert <tom@herbertland.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
*/
#ifndef __NET_KCM_H_
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 72080d9d617e..456f2edf78dc 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* mac80211 <-> driver interface
*
@@ -7,10 +8,6 @@
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 - 2017 Intel Deutschland GmbH
* Copyright (C) 2018 - 2019 Intel Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#ifndef MAC80211_H
diff --git a/include/net/netfilter/nf_conntrack_acct.h b/include/net/netfilter/nf_conntrack_acct.h
index bc6745d3010e..1fee733c18a7 100644
--- a/include/net/netfilter/nf_conntrack_acct.h
+++ b/include/net/netfilter/nf_conntrack_acct.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* (C) 2008 Krzysztof Piotr Oledzki <ole@ans.pl>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#ifndef _NF_CONNTRACK_ACCT_H
diff --git a/include/net/netns/ipv4.h b/include/net/netns/ipv4.h
index 7698460a3dd1..623cfbb7b8dc 100644
--- a/include/net/netns/ipv4.h
+++ b/include/net/netns/ipv4.h
@@ -117,6 +117,7 @@ struct netns_ipv4 {
#endif
int sysctl_tcp_mtu_probing;
int sysctl_tcp_base_mss;
+ int sysctl_tcp_min_snd_mss;
int sysctl_tcp_probe_threshold;
u32 sysctl_tcp_probe_interval;
diff --git a/include/net/nfc/nci.h b/include/net/nfc/nci.h
index 707e3ab816c2..6ab5a83f597c 100644
--- a/include/net/nfc/nci.h
+++ b/include/net/nfc/nci.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* The NFC Controller Interface is the communication protocol between an
* NFC Controller (NFCC) and a Device Host (DH).
@@ -10,19 +11,6 @@
* Acknowledgements:
* This file is based on hci.h, which was written
* by Maxim Krasnyansky.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
*/
#ifndef __NCI_H
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index df5c69db68af..43c9c5d2bedb 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* The NFC Controller Interface is the communication protocol between an
* NFC Controller (NFCC) and a Device Host (DH).
@@ -11,19 +12,6 @@
* Acknowledgements:
* This file is based on hci_core.h, which was written
* by Maxim Krasnyansky.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
*/
#ifndef __NCI_CORE_H
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index b3ea21f2732e..fd178d58fa84 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -97,6 +97,9 @@ reqsk_alloc(const struct request_sock_ops *ops, struct sock *sk_listener,
sk_node_init(&req_to_sk(req)->sk_node);
sk_tx_queue_clear(req_to_sk(req));
req->saved_syn = NULL;
+ req->num_timeout = 0;
+ req->num_retrans = 0;
+ req->sk = NULL;
refcount_set(&req->rsk_refcnt, 0);
return req;
diff --git a/include/net/sock.h b/include/net/sock.h
index e9d769c04637..6cbc16136357 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1463,12 +1463,14 @@ static inline void sk_mem_uncharge(struct sock *sk, int size)
__sk_mem_reclaim(sk, 1 << 20);
}
+DECLARE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key);
static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
{
sock_set_flag(sk, SOCK_QUEUE_SHRUNK);
sk->sk_wmem_queued -= skb->truesize;
sk_mem_uncharge(sk, skb->truesize);
- if (!sk->sk_tx_skb_cache && !skb_cloned(skb)) {
+ if (static_branch_unlikely(&tcp_tx_skb_cache_key) &&
+ !sk->sk_tx_skb_cache && !skb_cloned(skb)) {
skb_zcopy_clear(skb, true);
sk->sk_tx_skb_cache = skb;
return;
@@ -2433,13 +2435,11 @@ static inline void skb_setup_tx_timestamp(struct sk_buff *skb, __u16 tsflags)
* This routine must be called with interrupts disabled or with the socket
* locked so that the sk_buff queue operation is ok.
*/
+DECLARE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb)
{
__skb_unlink(skb, &sk->sk_receive_queue);
- if (
-#ifdef CONFIG_RPS
- !static_branch_unlikely(&rps_needed) &&
-#endif
+ if (static_branch_unlikely(&tcp_rx_skb_cache_key) &&
!sk->sk_rx_skb_cache) {
sk->sk_rx_skb_cache = skb;
skb_orphan(skb);
@@ -2534,6 +2534,8 @@ extern int sysctl_optmem_max;
extern __u32 sysctl_wmem_default;
extern __u32 sysctl_rmem_default;
+DECLARE_STATIC_KEY_FALSE(net_high_order_alloc_disable_key);
+
static inline int sk_get_wmem0(const struct sock *sk, const struct proto *proto)
{
/* Does this proto have per netns sysctl_wmem ? */
diff --git a/include/net/strparser.h b/include/net/strparser.h
index f177c87ce38b..1d20b98493a1 100644
--- a/include/net/strparser.h
+++ b/include/net/strparser.h
@@ -1,11 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Stream Parser
*
* Copyright (c) 2016 Tom Herbert <tom@herbertland.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
*/
#ifndef __NET_STRPARSER_H_
diff --git a/include/net/tcp.h b/include/net/tcp.h
index ac2f53fbfa6b..582c0caa9811 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -51,6 +51,8 @@ void tcp_time_wait(struct sock *sk, int state, int timeo);
#define MAX_TCP_HEADER (128 + MAX_HEADER)
#define MAX_TCP_OPTION_SPACE 40
+#define TCP_MIN_SND_MSS 48
+#define TCP_MIN_GSO_SIZE (TCP_MIN_SND_MSS - MAX_TCP_OPTION_SPACE)
/*
* Never offer a window over 32767 without using window scaling. Some