tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mpls: export mpls functions for use by mpls iptunnels
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
authored by
Roopa Prabhu
and committed by
David S. Miller
face0188
74a0f2fe
+15
-5
+8
-3
net/mpls/af_mpls.c
+8
-3
net/mpls/af_mpls.c
···
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return rcu_dereference_rtnl(dev->mpls_ptr);
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}
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-
static bool mpls_output_possible(const struct net_device *dev)
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+
bool mpls_output_possible(const struct net_device *dev)
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{
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return dev && (dev->flags & IFF_UP) && netif_carrier_ok(dev);
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}
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+
EXPORT_SYMBOL_GPL(mpls_output_possible);
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static unsigned int mpls_rt_header_size(const struct mpls_route *rt)
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{
···
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return rt->rt_labels * sizeof(struct mpls_shim_hdr);
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}
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-
static unsigned int mpls_dev_mtu(const struct net_device *dev)
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unsigned int mpls_dev_mtu(const struct net_device *dev)
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{
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/* The amount of data the layer 2 frame can hold */
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return dev->mtu;
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}
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EXPORT_SYMBOL_GPL(mpls_dev_mtu);
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-
static bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
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bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
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{
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if (skb->len <= mtu)
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return false;
···
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return true;
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}
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EXPORT_SYMBOL_GPL(mpls_pkt_too_big);
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static bool mpls_egress(struct mpls_route *rt, struct sk_buff *skb,
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struct mpls_entry_decoded dec)
···
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return 0;
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}
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+
EXPORT_SYMBOL_GPL(nla_put_labels);
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int nla_get_labels(const struct nlattr *nla,
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u32 max_labels, u32 *labels, u32 label[])
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*labels = nla_labels;
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return 0;
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}
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+
EXPORT_SYMBOL_GPL(nla_get_labels);
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static int rtm_to_route_config(struct sk_buff *skb, struct nlmsghdr *nlh,
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struct mpls_route_config *cfg)
+7
-2
net/mpls/internal.h
+7
-2
net/mpls/internal.h
···
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return result;
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}
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-
int nla_put_labels(struct sk_buff *skb, int attrtype, u8 labels, const u32 label[]);
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-
int nla_get_labels(const struct nlattr *nla, u32 max_labels, u32 *labels, u32 label[]);
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int nla_put_labels(struct sk_buff *skb, int attrtype, u8 labels,
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const u32 label[]);
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int nla_get_labels(const struct nlattr *nla, u32 max_labels, u32 *labels,
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u32 label[]);
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bool mpls_output_possible(const struct net_device *dev);
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unsigned int mpls_dev_mtu(const struct net_device *dev);
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bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu);
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#endif /* MPLS_INTERNAL_H */