lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Date:	Mon, 08 Sep 2014 12:18:22 -0400
From:	Alexander Duyck <>
Subject: [PATCH net-next] skb: Add documentation for skb_clone_sk

This change adds some documentation to the call skb_clone_sk.  This is
meant to help clarify the purpose of the function for other developers.

Signed-off-by: Alexander Duyck <>
 net/core/skbuff.c |   11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index a18dfb0..3f83a8a 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3511,6 +3511,17 @@ struct sk_buff *sock_dequeue_err_skb(struct sock *sk)
+ * skb_clone_sk - create clone of skb, and take reference to socket
+ * @skb: the skb to clone
+ *
+ * For functions such as timestamping it is necessary to clone an skb and
+ * hold a reference to the socket for it until the hardware delivers the
+ * actual timestamp or the timestamp is timed out.  As as such this
+ * function is useful for creating a clone to later be handed off to
+ * skb_complete_tx_timestamp or kfree_skb to take care of cleaning up
+ * the reference handling for the socket.
+ */
 struct sk_buff *skb_clone_sk(struct sk_buff *skb)
 	struct sock *sk = skb->sk;

To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to
More majordomo info at

Powered by blists - more mailing lists