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authorJesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com>2018-07-04 01:42:49 +0300
committerDavid S. Miller <davem@davemloft.net>2018-07-04 16:30:27 +0300
commitbc969a977880511057053642a81371196303ca01 (patch)
treeb7340f31fc5705adefd32a92fe25c777c52f1bc6 /net/ipv4/raw.c
parent80b14dee2bea128928537d61c333f24cb8cbb62f (diff)
downloadlinux-bc969a977880511057053642a81371196303ca01.tar.xz
net: ipv4: Hook into time based transmission
Add a transmit_time field to struct inet_cork, then copy the timestamp from the CMSG cookie at ip_setup_cork() so we can safely copy it into the skb later during __ip_make_skb(). For the raw fast path, just perform the copy at raw_send_hdrinc(). Signed-off-by: Richard Cochran <rcochran@linutronix.de> Signed-off-by: Jesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/raw.c')
-rw-r--r--net/ipv4/raw.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index abb3c9490c55..446af7be2b55 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -381,6 +381,7 @@ static int raw_send_hdrinc(struct sock *sk, struct flowi4 *fl4,
skb->priority = sk->sk_priority;
skb->mark = sk->sk_mark;
+ skb->tstamp = sockc->transmit_time;
skb_dst_set(skb, &rt->dst);
*rtp = NULL;
@@ -562,6 +563,7 @@ static int raw_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
}
ipc.sockc.tsflags = sk->sk_tsflags;
+ ipc.sockc.transmit_time = 0;
ipc.addr = inet->inet_saddr;
ipc.opt = NULL;
ipc.tx_flags = 0;