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Date: Thu, 15 Sep 2016 14:19:15 -0700
From: Tom Herbert <tom@...bertland.com>
To: <davem@...emloft.net>, <netdev@...r.kernel.org>
CC: <kernel-team@...com>, <roopa@...ulusnetworks.com>, <tgraf@...g.ch>
Subject: [PATCH v2 net-next 1/7] lwt: Add net to build_state argument
Users of LWT need to know net if they want to have per net operations
in LWT.
Signed-off-by: Tom Herbert <tom@...bertland.com>
---
include/net/lwtunnel.h | 14 +++++++-------
net/core/lwtunnel.c | 11 +++++++----
net/ipv4/fib_semantics.c | 7 ++++---
net/ipv4/ip_tunnel_core.c | 12 ++++++------
net/ipv6/ila/ila_lwt.c | 6 +++---
net/ipv6/route.c | 2 +-
net/mpls/mpls_iptunnel.c | 6 +++---
7 files changed, 31 insertions(+), 27 deletions(-)
diff --git a/include/net/lwtunnel.h b/include/net/lwtunnel.h
index ea3f80f..9d1e172 100644
--- a/include/net/lwtunnel.h
+++ b/include/net/lwtunnel.h
@@ -33,9 +33,9 @@ struct lwtunnel_state {
};
struct lwtunnel_encap_ops {
- int (*build_state)(struct net_device *dev, struct nlattr *encap,
- unsigned int family, const void *cfg,
- struct lwtunnel_state **ts);
+ int (*build_state)(struct net *net, struct net_device *dev,
+ struct nlattr *encap, unsigned int family,
+ const void *cfg, struct lwtunnel_state **ts);
int (*output)(struct net *net, struct sock *sk, struct sk_buff *skb);
int (*input)(struct sk_buff *skb);
int (*fill_encap)(struct sk_buff *skb,
@@ -106,8 +106,8 @@ int lwtunnel_encap_add_ops(const struct lwtunnel_encap_ops *op,
unsigned int num);
int lwtunnel_encap_del_ops(const struct lwtunnel_encap_ops *op,
unsigned int num);
-int lwtunnel_build_state(struct net_device *dev, u16 encap_type,
- struct nlattr *encap,
+int lwtunnel_build_state(struct net *net, struct net_device *dev,
+ u16 encap_type, struct nlattr *encap,
unsigned int family, const void *cfg,
struct lwtunnel_state **lws);
int lwtunnel_fill_encap(struct sk_buff *skb,
@@ -169,8 +169,8 @@ static inline int lwtunnel_encap_del_ops(const struct lwtunnel_encap_ops *op,
return -EOPNOTSUPP;
}
-static inline int lwtunnel_build_state(struct net_device *dev, u16 encap_type,
- struct nlattr *encap,
+static inline int lwtunnel_build_state(struct net *net, struct net_device *dev,
+ u16 encap_type, struct nlattr *encap,
unsigned int family, const void *cfg,
struct lwtunnel_state **lws)
{
diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c
index e5f84c2..ba8be0b 100644
--- a/net/core/lwtunnel.c
+++ b/net/core/lwtunnel.c
@@ -39,6 +39,8 @@ static const char *lwtunnel_encap_str(enum lwtunnel_encap_types encap_type)
return "MPLS";
case LWTUNNEL_ENCAP_ILA:
return "ILA";
+ case LWTUNNEL_ENCAP_ILA_NOTIFY:
+ return "ILA_NOTIFY";
case LWTUNNEL_ENCAP_IP6:
case LWTUNNEL_ENCAP_IP:
case LWTUNNEL_ENCAP_NONE:
@@ -96,9 +98,10 @@ int lwtunnel_encap_del_ops(const struct lwtunnel_encap_ops *ops,
}
EXPORT_SYMBOL(lwtunnel_encap_del_ops);
-int lwtunnel_build_state(struct net_device *dev, u16 encap_type,
- struct nlattr *encap, unsigned int family,
- const void *cfg, struct lwtunnel_state **lws)
+int lwtunnel_build_state(struct net *net, struct net_device *dev,
+ u16 encap_type, struct nlattr *encap,
+ unsigned int family, const void *cfg,
+ struct lwtunnel_state **lws)
{
const struct lwtunnel_encap_ops *ops;
int ret = -EINVAL;
@@ -123,7 +126,7 @@ int lwtunnel_build_state(struct net_device *dev, u16 encap_type,
}
#endif
if (likely(ops && ops->build_state))
- ret = ops->build_state(dev, encap, family, cfg, lws);
+ ret = ops->build_state(net, dev, encap, family, cfg, lws);
rcu_read_unlock();
return ret;
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 388d3e2..aee4e95 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -511,7 +511,8 @@ static int fib_get_nhs(struct fib_info *fi, struct rtnexthop *rtnh,
goto err_inval;
if (cfg->fc_oif)
dev = __dev_get_by_index(net, cfg->fc_oif);
- ret = lwtunnel_build_state(dev, nla_get_u16(
+ ret = lwtunnel_build_state(net, dev,
+ nla_get_u16(
nla_entype),
nla, AF_INET, cfg,
&lwtstate);
@@ -610,7 +611,7 @@ static int fib_encap_match(struct net *net, u16 encap_type,
if (oif)
dev = __dev_get_by_index(net, oif);
- ret = lwtunnel_build_state(dev, encap_type, encap,
+ ret = lwtunnel_build_state(net, dev, encap_type, encap,
AF_INET, cfg, &lwtstate);
if (!ret) {
result = lwtunnel_cmp_encap(lwtstate, nh->nh_lwtstate);
@@ -1098,7 +1099,7 @@ struct fib_info *fib_create_info(struct fib_config *cfg)
goto err_inval;
if (cfg->fc_oif)
dev = __dev_get_by_index(net, cfg->fc_oif);
- err = lwtunnel_build_state(dev, cfg->fc_encap_type,
+ err = lwtunnel_build_state(net, dev, cfg->fc_encap_type,
cfg->fc_encap, AF_INET, cfg,
&lwtstate);
if (err)
diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c
index 777bc18..6a0cac3 100644
--- a/net/ipv4/ip_tunnel_core.c
+++ b/net/ipv4/ip_tunnel_core.c
@@ -239,9 +239,9 @@ static const struct nla_policy ip_tun_policy[LWTUNNEL_IP_MAX + 1] = {
[LWTUNNEL_IP_FLAGS] = { .type = NLA_U16 },
};
-static int ip_tun_build_state(struct net_device *dev, struct nlattr *attr,
- unsigned int family, const void *cfg,
- struct lwtunnel_state **ts)
+static int ip_tun_build_state(struct net *net, struct net_device *dev,
+ struct nlattr *attr, unsigned int family,
+ const void *cfg, struct lwtunnel_state **ts)
{
struct ip_tunnel_info *tun_info;
struct lwtunnel_state *new_state;
@@ -335,9 +335,9 @@ static const struct nla_policy ip6_tun_policy[LWTUNNEL_IP6_MAX + 1] = {
[LWTUNNEL_IP6_FLAGS] = { .type = NLA_U16 },
};
-static int ip6_tun_build_state(struct net_device *dev, struct nlattr *attr,
- unsigned int family, const void *cfg,
- struct lwtunnel_state **ts)
+static int ip6_tun_build_state(struct net *net, struct net_device *dev,
+ struct nlattr *attr, unsigned int family,
+ const void *cfg, struct lwtunnel_state **ts)
{
struct ip_tunnel_info *tun_info;
struct lwtunnel_state *new_state;
diff --git a/net/ipv6/ila/ila_lwt.c b/net/ipv6/ila/ila_lwt.c
index e50c27a..30a6920 100644
--- a/net/ipv6/ila/ila_lwt.c
+++ b/net/ipv6/ila/ila_lwt.c
@@ -56,9 +56,9 @@ static const struct nla_policy ila_nl_policy[ILA_ATTR_MAX + 1] = {
[ILA_ATTR_CSUM_MODE] = { .type = NLA_U8, },
};
-static int ila_build_state(struct net_device *dev, struct nlattr *nla,
- unsigned int family, const void *cfg,
- struct lwtunnel_state **ts)
+static int ila_build_state(struct net *net, struct net_device *dev,
+ struct nlattr *nla, unsigned int family,
+ const void *cfg, struct lwtunnel_state **ts)
{
struct ila_params *p;
struct nlattr *tb[ILA_ATTR_MAX + 1];
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ad4a7ff..48c3aa7 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -1884,7 +1884,7 @@ static struct rt6_info *ip6_route_info_create(struct fib6_config *cfg)
if (cfg->fc_encap) {
struct lwtunnel_state *lwtstate;
- err = lwtunnel_build_state(dev, cfg->fc_encap_type,
+ err = lwtunnel_build_state(net, dev, cfg->fc_encap_type,
cfg->fc_encap, AF_INET6, cfg,
&lwtstate);
if (err)
diff --git a/net/mpls/mpls_iptunnel.c b/net/mpls/mpls_iptunnel.c
index cf52cf3..d2df225 100644
--- a/net/mpls/mpls_iptunnel.c
+++ b/net/mpls/mpls_iptunnel.c
@@ -126,9 +126,9 @@ drop:
return -EINVAL;
}
-static int mpls_build_state(struct net_device *dev, struct nlattr *nla,
- unsigned int family, const void *cfg,
- struct lwtunnel_state **ts)
+static int mpls_build_state(struct net *net, struct net_device *dev,
+ struct nlattr *nla, unsigned int family,
+ const void *cfg, struct lwtunnel_state **ts)
{
struct mpls_iptunnel_encap *tun_encap_info;
struct nlattr *tb[MPLS_IPTUNNEL_MAX + 1];
--
2.8.0.rc2
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