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socket: Remove unused kernel_sendmsg_locked

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The last use of kernel_sendmsg_locked() was removed in 2023 by
commit dc97391e66 ("sock: Remove ->sendpage*() in favour of
sendmsg(MSG_SPLICE_PAGES)")

Remove it.

Signed-off-by: Dr. David Alan Gilbert <linux@treblig.org>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@amazon.com>
Reviewed-by: Joe Damato <jdamato@fastly.com>
Link: https://patch.msgid.link/20250112131318.63753-1-linux@treblig.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Dr. David Alan Gilbert 2025-01-12 13:13:18 +00:00 • committed by Jakub Kicinski
parent b01b59a4fa
commit b6be5ba8f1
2 changed files with 0 additions and 30 deletions
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2
include/linux/net.h
View file

@ -343,8 +343,6 @@ static inline bool sendpages_ok(struct page *page, size_t len, size_t offset)
int kernel_sendmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
size_t num, size_t len);
int kernel_sendmsg_locked(struct sock *sk, struct msghdr *msg,
struct kvec *vec, size_t num, size_t len);
int kernel_recvmsg(struct socket *sock, struct msghdr *msg, struct kvec *vec,
size_t num, size_t len, int flags);

28
net/socket.c
View file

@ -776,34 +776,6 @@ int kernel_sendmsg(struct socket *sock, struct msghdr *msg,
}
EXPORT_SYMBOL(kernel_sendmsg);
/**
* kernel_sendmsg_locked - send a message through @sock (kernel-space)
* @sk: sock
* @msg: message header
* @vec: output s/g array
* @num: output s/g array length
* @size: total message data size
*
* Builds the message data with @vec and sends it through @sock.
* Returns the number of bytes sent, or an error code.
* Caller must hold @sk.
*/
int kernel_sendmsg_locked(struct sock *sk, struct msghdr *msg,
struct kvec *vec, size_t num, size_t size)
{
struct socket *sock = sk->sk_socket;
const struct proto_ops *ops = READ_ONCE(sock->ops);
if (!ops->sendmsg_locked)
return sock_no_sendmsg_locked(sk, msg, size);
iov_iter_kvec(&msg->msg_iter, ITER_SOURCE, vec, num, size);
return ops->sendmsg_locked(sk, msg, msg_data_left(msg));
}
EXPORT_SYMBOL(kernel_sendmsg_locked);
static bool skb_is_err_queue(const struct sk_buff *skb)
{
/* pkt_type of skbs enqueued on the error queue are set to