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net: change proto and proto_ops accept type

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Rather than pass in flags, error pointer, and whether this is a kernel
invocation or not, add a struct proto_accept_arg struct as the argument.
This then holds all of these arguments, and prepares accept for being
able to pass back more information.

No functional changes in this patch.

Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe
2024-05-09 09:20:08 -06:00
parent fe6532b44a
commit 92ef0fd55a
34 changed files with 132 additions and 111 deletions
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12
include/net/sock.h
View File

@ -1194,6 +1194,12 @@ static inline void sk_prot_clear_nulls(struct sock *sk, int size)
size - offsetof(struct sock, sk_node.pprev));
}
struct proto_accept_arg {
int flags;
int err;
bool kern;
};
/* Networking protocol blocks we attach to sockets.
* socket layer -> transport layer interface
*/
@ -1208,8 +1214,8 @@ struct proto {
int addr_len);
int (*disconnect)(struct sock *sk, int flags);
struct sock * (*accept)(struct sock *sk, int flags, int *err,
bool kern);
struct sock * (*accept)(struct sock *sk,
struct proto_accept_arg *arg);
int (*ioctl)(struct sock *sk, int cmd,
int *karg);
@ -1804,7 +1810,7 @@ int sock_cmsg_send(struct sock *sk, struct msghdr *msg,
int sock_no_bind(struct socket *, struct sockaddr *, int);
int sock_no_connect(struct socket *, struct sockaddr *, int, int);
int sock_no_socketpair(struct socket *, struct socket *);
int sock_no_accept(struct socket *, struct socket *, int, bool);
int sock_no_accept(struct socket *, struct socket *, struct proto_accept_arg *);
int sock_no_getname(struct socket *, struct sockaddr *, int);
int sock_no_ioctl(struct socket *, unsigned int, unsigned long);
int sock_no_listen(struct socket *, int);