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[PATCHv2,dlm-next,1/3] net: sock: add sock_set_mark

Message ID 20200626172650.115224-2-aahringo@redhat.com
State New
Headers show
Series [PATCHv2,dlm-next,1/3] net: sock: add sock_set_mark | expand

Commit Message

Alexander Aring June 26, 2020, 5:26 p.m. UTC 
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>
---
 include/net/sock.h | 1 +
 net/core/sock.c    | 8 ++++++++
 2 files changed, 9 insertions(+)
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Patch

diff --git a/include/net/sock.h b/include/net/sock.h
index c53cc42b5ab92..591dd3f12dbb1 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -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);
diff --git a/net/core/sock.c b/net/core/sock.c
index 6c4acf1f0220b..ea6e8348b3dc8 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -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.