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tcp: move reqsk_alloc() to inet_connection_sock.c

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reqsk_alloc() has a single caller, no need to expose it
in include/net/request_sock.h.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Eric Dumazet 2024-06-05 07:15:53 +00:00 committed by Paolo Abeni
parent adbe695a97
commit 6971d21672
2 changed files with 33 additions and 33 deletions
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33
include/net/request_sock.h
View File

@ -128,39 +128,6 @@ static inline struct sock *skb_steal_sock(struct sk_buff *skb,
return sk; return sk;
} }
static inline struct request_sock *
reqsk_alloc_noprof(const struct request_sock_ops *ops, struct sock *sk_listener,
bool attach_listener)
{
struct request_sock *req;
req = kmem_cache_alloc_noprof(ops->slab, GFP_ATOMIC | __GFP_NOWARN);
if (!req)
return NULL;
req->rsk_listener = NULL;
if (attach_listener) {
if (unlikely(!refcount_inc_not_zero(&sk_listener->sk_refcnt))) {
kmem_cache_free(ops->slab, req);
return NULL;
}
req->rsk_listener = sk_listener;
}
req->rsk_ops = ops;
req_to_sk(req)->sk_prot = sk_listener->sk_prot;
sk_node_init(&req_to_sk(req)->sk_node);
sk_tx_queue_clear(req_to_sk(req));
req->saved_syn = NULL;
req->syncookie = 0;
req->timeout = 0;
req->num_timeout = 0;
req->num_retrans = 0;
req->sk = NULL;
refcount_set(&req->rsk_refcnt, 0);
return req;
}
#define reqsk_alloc(...) alloc_hooks(reqsk_alloc_noprof(__VA_ARGS__))
static inline void __reqsk_free(struct request_sock *req) static inline void __reqsk_free(struct request_sock *req)
{ {
req->rsk_ops->destructor(req); req->rsk_ops->destructor(req);

33
net/ipv4/inet_connection_sock.c
View File

@ -911,6 +911,39 @@ int inet_rtx_syn_ack(const struct sock *parent, struct request_sock *req)
} }
EXPORT_SYMBOL(inet_rtx_syn_ack); EXPORT_SYMBOL(inet_rtx_syn_ack);
static struct request_sock *
reqsk_alloc_noprof(const struct request_sock_ops *ops, struct sock *sk_listener,
bool attach_listener)
{
struct request_sock *req;
req = kmem_cache_alloc_noprof(ops->slab, GFP_ATOMIC | __GFP_NOWARN);
if (!req)
return NULL;
req->rsk_listener = NULL;
if (attach_listener) {
if (unlikely(!refcount_inc_not_zero(&sk_listener->sk_refcnt))) {
kmem_cache_free(ops->slab, req);
return NULL;
}
req->rsk_listener = sk_listener;
}
req->rsk_ops = ops;
req_to_sk(req)->sk_prot = sk_listener->sk_prot;
sk_node_init(&req_to_sk(req)->sk_node);
sk_tx_queue_clear(req_to_sk(req));
req->saved_syn = NULL;
req->syncookie = 0;
req->timeout = 0;
req->num_timeout = 0;
req->num_retrans = 0;
req->sk = NULL;
refcount_set(&req->rsk_refcnt, 0);
return req;
}
#define reqsk_alloc(...) alloc_hooks(reqsk_alloc_noprof(__VA_ARGS__))
struct request_sock *inet_reqsk_alloc(const struct request_sock_ops *ops, struct request_sock *inet_reqsk_alloc(const struct request_sock_ops *ops,
struct sock *sk_listener, struct sock *sk_listener,
bool attach_listener) bool attach_listener)