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net: sock: add sock_set_mark 

This patch adds a new socket helper function to set the mark value for a
kernel socket.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2020-06-26 13:26:48 -04:00 committed by David Teigland
parent 0ffddafc3a
commit 84d1c61740
2 changed files with 9 additions and 0 deletions
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1
include/net/sock.h
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@ -2696,6 +2696,7 @@ void sock_no_linger(struct sock *sk);
void sock_set_keepalive(struct sock *sk);
void sock_set_priority(struct sock *sk, u32 priority);
void sock_set_rcvbuf(struct sock *sk, int val);
void sock_set_mark(struct sock *sk, u32 val);
void sock_set_reuseaddr(struct sock *sk);
void sock_set_reuseport(struct sock *sk);
void sock_set_sndtimeo(struct sock *sk, s64 secs);

8
net/core/sock.c
View File

@ -828,6 +828,14 @@ void sock_set_rcvbuf(struct sock *sk, int val)
}
EXPORT_SYMBOL(sock_set_rcvbuf);
void sock_set_mark(struct sock *sk, u32 val)
{
lock_sock(sk);
sk->sk_mark = val;
release_sock(sk);
}
EXPORT_SYMBOL(sock_set_mark);
/*
* This is meant for all protocols to use and covers goings on
* at the socket level. Everything here is generic.