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kernel/generic: (try) fixing MAP-E patch broken in 4.0

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Now it at least compiles, otherwise untested.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>

SVN-Revision: 45145
This commit is contained in:
Steven Barth 2015-03-30 08:48:51 +00:00
parent 1751676c8b
commit 7e7f329ccf
1 changed files with 42 additions and 23 deletions
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65
target/linux/generic/patches-4.0/666-Add-support-for-MAP-E-FMRs-mesh-mode.patch
View File

@ -14,8 +14,10 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
net/ipv6/ip6_tunnel.c | 276 +++++++++++++++++++++++++++++++++++++++--
3 files changed, 291 insertions(+), 11 deletions(-)
--- a/include/net/ip6_tunnel.h
+++ b/include/net/ip6_tunnel.h
Index: linux-4.0-rc5/include/net/ip6_tunnel.h
===================================================================
--- linux-4.0-rc5.orig/include/net/ip6_tunnel.h
+++ linux-4.0-rc5/include/net/ip6_tunnel.h
@@ -15,6 +15,18 @@
/* determine capability on a per-packet basis */
#define IP6_TNL_F_CAP_PER_PACKET 0x40000
@ -43,8 +45,10 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
__be16 i_flags;
__be16 o_flags;
--- a/include/uapi/linux/if_tunnel.h
+++ b/include/uapi/linux/if_tunnel.h
Index: linux-4.0-rc5/include/uapi/linux/if_tunnel.h
===================================================================
--- linux-4.0-rc5.orig/include/uapi/linux/if_tunnel.h
+++ linux-4.0-rc5/include/uapi/linux/if_tunnel.h
@@ -57,10 +57,23 @@ enum {
IFLA_IPTUN_ENCAP_FLAGS,
IFLA_IPTUN_ENCAP_SPORT,
@ -69,8 +73,10 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
enum tunnel_encap_types {
TUNNEL_ENCAP_NONE,
TUNNEL_ENCAP_FOU,
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
Index: linux-4.0-rc5/net/ipv6/ip6_tunnel.c
===================================================================
--- linux-4.0-rc5.orig/net/ipv6/ip6_tunnel.c
+++ linux-4.0-rc5/net/ipv6/ip6_tunnel.c
@@ -16,6 +16,8 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
@ -94,7 +100,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
}
static int ip6_tnl_dev_init(struct net_device *dev);
@@ -180,16 +180,24 @@ EXPORT_SYMBOL_GPL(ip6_tnl_dst_store);
@@ -180,27 +180,36 @@ EXPORT_SYMBOL_GPL(ip6_tnl_dst_store);
static struct ip6_tnl *
ip6_tnl_lookup(struct net *net, const struct in6_addr *remote, const struct in6_addr *local)
{
@ -102,7 +108,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
+ unsigned int hash = HASH(local);
struct ip6_tnl *t;
struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
- struct in6_addr any;
struct in6_addr any;
+ struct __ip6_tnl_fmr *fmr;
for_each_ip6_tunnel_rcu(ip6n->tnls_r_l[hash]) {
@ -124,7 +130,20 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
}
memset(&any, 0, sizeof(any));
@@ -235,7 +243,7 @@ ip6_tnl_bucket(struct ip6_tnl_net *ip6n,
- hash = HASH(&any, local);
+ hash = HASH(local);
for_each_ip6_tunnel_rcu(ip6n->tnls_r_l[hash]) {
if (ipv6_addr_equal(local, &t->parms.laddr) &&
(t->dev->flags & IFF_UP))
return t;
}
- hash = HASH(remote, &any);
+ hash = HASH(&any);
for_each_ip6_tunnel_rcu(ip6n->tnls_r_l[hash]) {
if (ipv6_addr_equal(remote, &t->parms.raddr) &&
(t->dev->flags & IFF_UP))
@@ -235,7 +244,7 @@ ip6_tnl_bucket(struct ip6_tnl_net *ip6n,
if (!ipv6_addr_any(remote) || !ipv6_addr_any(local)) {
prio = 1;
@ -133,7 +152,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
}
return &ip6n->tnls[prio][h];
}
@@ -405,6 +413,12 @@ ip6_tnl_dev_uninit(struct net_device *de
@@ -405,6 +414,12 @@ ip6_tnl_dev_uninit(struct net_device *de
struct net *net = t->net;
struct ip6_tnl_net *ip6n = net_generic(net, ip6_tnl_net_id);
@ -146,7 +165,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
if (dev == ip6n->fb_tnl_dev)
RCU_INIT_POINTER(ip6n->tnls_wc[0], NULL);
else
@@ -791,6 +805,108 @@ int ip6_tnl_rcv_ctl(struct ip6_tnl *t,
@@ -791,6 +806,108 @@ int ip6_tnl_rcv_ctl(struct ip6_tnl *t,
}
EXPORT_SYMBOL_GPL(ip6_tnl_rcv_ctl);
@ -255,7 +274,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
/**
* ip6_tnl_rcv - decapsulate IPv6 packet and retransmit it locally
* @skb: received socket buffer
@@ -836,6 +952,26 @@ static int ip6_tnl_rcv(struct sk_buff *s
@@ -836,6 +953,26 @@ static int ip6_tnl_rcv(struct sk_buff *s
skb_reset_network_header(skb);
skb->protocol = htons(protocol);
memset(skb->cb, 0, sizeof(struct inet6_skb_parm));
@ -282,7 +301,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
__skb_tunnel_rx(skb, t->dev, t->net);
@@ -1129,6 +1265,7 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, str
@@ -1129,6 +1266,7 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, str
__u32 mtu;
u8 tproto;
int err;
@ -290,7 +309,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
tproto = ACCESS_ONCE(t->parms.proto);
if (tproto != IPPROTO_IPIP && tproto != 0)
@@ -1148,6 +1285,18 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, str
@@ -1148,6 +1286,18 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, str
if (t->parms.flags & IP6_TNL_F_USE_ORIG_FWMARK)
fl6.flowi6_mark = skb->mark;
@ -309,7 +328,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
err = ip6_tnl_xmit2(skb, dev, dsfield, &fl6, encap_limit, &mtu);
if (err != 0) {
/* XXX: send ICMP error even if DF is not set. */
@@ -1318,6 +1467,14 @@ ip6_tnl_change(struct ip6_tnl *t, const
@@ -1318,6 +1468,14 @@ ip6_tnl_change(struct ip6_tnl *t, const
t->parms.flowinfo = p->flowinfo;
t->parms.link = p->link;
t->parms.proto = p->proto;
@ -324,7 +343,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
ip6_tnl_dst_reset(t);
ip6_tnl_link_config(t);
return 0;
@@ -1356,6 +1513,7 @@ ip6_tnl_parm_from_user(struct __ip6_tnl_
@@ -1356,6 +1514,7 @@ ip6_tnl_parm_from_user(struct __ip6_tnl_
p->flowinfo = u->flowinfo;
p->link = u->link;
p->proto = u->proto;
@ -332,7 +351,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
memcpy(p->name, u->name, sizeof(u->name));
}
@@ -1634,6 +1792,15 @@ static int ip6_tnl_validate(struct nlatt
@@ -1634,6 +1793,15 @@ static int ip6_tnl_validate(struct nlatt
return 0;
}
@ -348,7 +367,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
static void ip6_tnl_netlink_parms(struct nlattr *data[],
struct __ip6_tnl_parm *parms)
{
@@ -1667,6 +1834,46 @@ static void ip6_tnl_netlink_parms(struct
@@ -1667,6 +1835,46 @@ static void ip6_tnl_netlink_parms(struct
if (data[IFLA_IPTUN_PROTO])
parms->proto = nla_get_u8(data[IFLA_IPTUN_PROTO]);
@ -395,7 +414,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
}
static int ip6_tnl_newlink(struct net *src_net, struct net_device *dev,
@@ -1719,6 +1926,12 @@ static void ip6_tnl_dellink(struct net_d
@@ -1719,6 +1927,12 @@ static void ip6_tnl_dellink(struct net_d
static size_t ip6_tnl_get_size(const struct net_device *dev)
{
@ -408,7 +427,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
return
/* IFLA_IPTUN_LINK */
nla_total_size(4) +
@@ -1736,6 +1949,24 @@ static size_t ip6_tnl_get_size(const str
@@ -1736,6 +1950,24 @@ static size_t ip6_tnl_get_size(const str
nla_total_size(4) +
/* IFLA_IPTUN_PROTO */
nla_total_size(1) +
@ -433,7 +452,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
0;
}
@@ -1743,6 +1974,9 @@ static int ip6_tnl_fill_info(struct sk_b
@@ -1743,6 +1975,9 @@ static int ip6_tnl_fill_info(struct sk_b
{
struct ip6_tnl *tunnel = netdev_priv(dev);
struct __ip6_tnl_parm *parm = &tunnel->parms;
@ -443,7 +462,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
if (nla_put_u32(skb, IFLA_IPTUN_LINK, parm->link) ||
nla_put(skb, IFLA_IPTUN_LOCAL, sizeof(struct in6_addr),
@@ -1753,8 +1987,27 @@ static int ip6_tnl_fill_info(struct sk_b
@@ -1753,8 +1988,27 @@ static int ip6_tnl_fill_info(struct sk_b
nla_put_u8(skb, IFLA_IPTUN_ENCAP_LIMIT, parm->encap_limit) ||
nla_put_be32(skb, IFLA_IPTUN_FLOWINFO, parm->flowinfo) ||
nla_put_u32(skb, IFLA_IPTUN_FLAGS, parm->flags) ||
@ -472,7 +491,7 @@ Signed-off-by: Steven Barth <cyrus@openwrt.org>
return 0;
nla_put_failure:
@@ -1778,6 +2031,7 @@ static const struct nla_policy ip6_tnl_p
@@ -1778,6 +2032,7 @@ static const struct nla_policy ip6_tnl_p
[IFLA_IPTUN_FLOWINFO] = { .type = NLA_U32 },
[IFLA_IPTUN_FLAGS] = { .type = NLA_U32 },
[IFLA_IPTUN_PROTO] = { .type = NLA_U8 },