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| author | Lorenz Bauer <lmb@isovalent.com> | 2023-07-20 17:30:07 +0200 |
|---|---|---|
| committer | Martin KaFai Lau <martin.lau@kernel.org> | 2023-07-25 22:51:44 +0200 |
| commit | ce796e60b3b196b61fcc565df195443cbb846ef0 (patch) | |
| tree | 10d8c7df5fe41aaa2866547eca379327f7e90a1b /net/ipv4/inet_hashtables.c | |
| parent | bpf: reject unhashed sockets in bpf_sk_assign (diff) | |
| download | linux-ce796e60b3b196b61fcc565df195443cbb846ef0.tar.xz linux-ce796e60b3b196b61fcc565df195443cbb846ef0.zip | |
net: export inet_lookup_reuseport and inet6_lookup_reuseport
Rename the existing reuseport helpers for IPv4 and IPv6 so that they
can be invoked in the follow up commit. Export them so that building
DCCP and IPv6 as a module works.
No change in functionality.
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Lorenz Bauer <lmb@isovalent.com>
Link: https://lore.kernel.org/r/20230720-so-reuseport-v6-3-7021b683cdae@isovalent.com
Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
Diffstat (limited to 'net/ipv4/inet_hashtables.c')
| -rw-r--r-- | net/ipv4/inet_hashtables.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 0819d6001b9a..ecb838460629 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -332,10 +332,10 @@ static inline int compute_score(struct sock *sk, struct net *net, return score; } -static inline struct sock *lookup_reuseport(struct net *net, struct sock *sk, - struct sk_buff *skb, int doff, - __be32 saddr, __be16 sport, - __be32 daddr, unsigned short hnum) +struct sock *inet_lookup_reuseport(struct net *net, struct sock *sk, + struct sk_buff *skb, int doff, + __be32 saddr, __be16 sport, + __be32 daddr, unsigned short hnum) { struct sock *reuse_sk = NULL; u32 phash; @@ -346,6 +346,7 @@ static inline struct sock *lookup_reuseport(struct net *net, struct sock *sk, } return reuse_sk; } +EXPORT_SYMBOL_GPL(inet_lookup_reuseport); /* * Here are some nice properties to exploit here. The BSD API @@ -369,8 +370,8 @@ static struct sock *inet_lhash2_lookup(struct net *net, sk_nulls_for_each_rcu(sk, node, &ilb2->nulls_head) { score = compute_score(sk, net, hnum, daddr, dif, sdif); if (score > hiscore) { - result = lookup_reuseport(net, sk, skb, doff, - saddr, sport, daddr, hnum); + result = inet_lookup_reuseport(net, sk, skb, doff, + saddr, sport, daddr, hnum); if (result) return result; @@ -399,7 +400,7 @@ static inline struct sock *inet_lookup_run_bpf(struct net *net, if (no_reuseport || IS_ERR_OR_NULL(sk)) return sk; - reuse_sk = lookup_reuseport(net, sk, skb, doff, saddr, sport, daddr, hnum); + reuse_sk = inet_lookup_reuseport(net, sk, skb, doff, saddr, sport, daddr, hnum); if (reuse_sk) sk = reuse_sk; return sk; |