Re: [PATCHv3 net-next 09/12] ipv6: export several functions

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Alexander Aring wrote:
> This patch exports some neighbour discovery functions which can be used
> by 6lowpan neighbour discovery ops functionality then.
> 
> Cc: David S. Miller <davem@xxxxxxxxxxxxx>
> Cc: Alexey Kuznetsov <kuznet@xxxxxxxxxxxxx>
> Cc: James Morris <jmorris@xxxxxxxxx>
> Cc: Hideaki YOSHIFUJI <yoshfuji@xxxxxxxxxxxxxx>
> Cc: Patrick McHardy <kaber@xxxxxxxxx>
> Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>

Acked-by: YOSHIFUJI Hideaki <yoshfuji@xxxxxxxxxxxxxx>

> ---
>  include/net/addrconf.h |  7 +++++++
>  include/net/ndisc.h    | 12 ++++++++++++
>  net/ipv6/addrconf.c    | 15 +++++++--------
>  net/ipv6/ndisc.c       | 14 +++-----------
>  4 files changed, 29 insertions(+), 19 deletions(-)
> 
> diff --git a/include/net/addrconf.h b/include/net/addrconf.h
> index b1774eb..9826d3a 100644
> --- a/include/net/addrconf.h
> +++ b/include/net/addrconf.h
> @@ -97,6 +97,13 @@ void addrconf_leave_solict(struct inet6_dev *idev, const struct in6_addr *addr);
>  void addrconf_add_linklocal(struct inet6_dev *idev,
>  			    const struct in6_addr *addr, u32 flags);
>  
> +int addrconf_prefix_rcv_add_addr(struct net *net, struct net_device *dev,
> +				 const struct prefix_info *pinfo,
> +				 struct inet6_dev *in6_dev,
> +				 const struct in6_addr *addr, int addr_type,
> +				 u32 addr_flags, bool sllao, bool tokenized,
> +				 __u32 valid_lft, u32 prefered_lft);
> +
>  static inline int addrconf_ifid_eui48(u8 *eui, struct net_device *dev)
>  {
>  	if (dev->addr_len != ETH_ALEN)
> diff --git a/include/net/ndisc.h b/include/net/ndisc.h
> index a5e2767..3f0f41d 100644
> --- a/include/net/ndisc.h
> +++ b/include/net/ndisc.h
> @@ -53,6 +53,15 @@ enum {
>  
>  #include <net/neighbour.h>
>  
> +/* Set to 3 to get tracing... */
> +#define ND_DEBUG 1
> +
> +#define ND_PRINTK(val, level, fmt, ...)				\
> +do {								\
> +	if (val <= ND_DEBUG)					\
> +		net_##level##_ratelimited(fmt, ##__VA_ARGS__);	\
> +} while (0)
> +
>  struct ctl_table;
>  struct inet6_dev;
>  struct net_device;
> @@ -115,6 +124,9 @@ struct ndisc_options *ndisc_parse_options(const struct net_device *dev,
>  					  u8 *opt, int opt_len,
>  					  struct ndisc_options *ndopts);
>  
> +void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
> +			      int data_len, int pad);
> +
>  #define NDISC_OPS_REDIRECT_DATA_SPACE	2
>  
>  /*
> diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
> index 2d678c0..9c7d660 100644
> --- a/net/ipv6/addrconf.c
> +++ b/net/ipv6/addrconf.c
> @@ -2333,14 +2333,12 @@ static bool is_addr_mode_generate_stable(struct inet6_dev *idev)
>  	       idev->addr_gen_mode == IN6_ADDR_GEN_MODE_RANDOM;
>  }
>  
> -static int addrconf_prefix_rcv_add_addr(struct net *net,
> -					struct net_device *dev,
> -					const struct prefix_info *pinfo,
> -					struct inet6_dev *in6_dev,
> -					const struct in6_addr *addr,
> -					int addr_type, u32 addr_flags,
> -					bool sllao, bool tokenized,
> -					__u32 valid_lft, u32 prefered_lft)
> +int addrconf_prefix_rcv_add_addr(struct net *net, struct net_device *dev,
> +				 const struct prefix_info *pinfo,
> +				 struct inet6_dev *in6_dev,
> +				 const struct in6_addr *addr, int addr_type,
> +				 u32 addr_flags, bool sllao, bool tokenized,
> +				 __u32 valid_lft, u32 prefered_lft)
>  {
>  	struct inet6_ifaddr *ifp = ipv6_get_ifaddr(net, addr, dev, 1);
>  	int create = 0, update_lft = 0;
> @@ -2430,6 +2428,7 @@ static int addrconf_prefix_rcv_add_addr(struct net *net,
>  
>  	return 0;
>  }
> +EXPORT_SYMBOL_GPL(addrconf_prefix_rcv_add_addr);
>  
>  void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao)
>  {
> diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
> index 2f4afd1..fe65cdc 100644
> --- a/net/ipv6/ndisc.c
> +++ b/net/ipv6/ndisc.c
> @@ -73,15 +73,6 @@
>  #include <linux/netfilter.h>
>  #include <linux/netfilter_ipv6.h>
>  
> -/* Set to 3 to get tracing... */
> -#define ND_DEBUG 1
> -
> -#define ND_PRINTK(val, level, fmt, ...)				\
> -do {								\
> -	if (val <= ND_DEBUG)					\
> -		net_##level##_ratelimited(fmt, ##__VA_ARGS__);	\
> -} while (0)
> -
>  static u32 ndisc_hash(const void *pkey,
>  		      const struct net_device *dev,
>  		      __u32 *hash_rnd);
> @@ -150,8 +141,8 @@ struct neigh_table nd_tbl = {
>  };
>  EXPORT_SYMBOL_GPL(nd_tbl);
>  
> -static void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
> -				     int data_len, int pad)
> +void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
> +			      int data_len, int pad)
>  {
>  	int space = __ndisc_opt_addr_space(data_len, pad);
>  	u8 *opt = skb_put(skb, space);
> @@ -170,6 +161,7 @@ static void __ndisc_fill_addr_option(struct sk_buff *skb, int type, void *data,
>  	if (space > 0)
>  		memset(opt, 0, space);
>  }
> +EXPORT_SYMBOL_GPL(__ndisc_fill_addr_option);
>  
>  static inline void ndisc_fill_addr_option(struct sk_buff *skb, int type,
>  					  void *data, u8 icmp6_type)
> 

-- 
Hideaki Yoshifuji <hideaki.yoshifuji@xxxxxxxxxxxxxxxx>
Technical Division, MIRACLE LINUX CORPORATION
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