net: ipv6: Hook into time based transmission

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Add a struct sockcm_cookie parameter to ip6_setup_cork() so
we can easily re-use the transmit_time field from struct inet_cork
for most paths, by copying the timestamp from the CMSG cookie.
This is later copied into the skb during __ip6_make_skb().

For the raw fast path, also pass the sockcm_cookie as a parameter
so we can just perform the copy at rawv6_send_hdrinc() directly.

Signed-off-by: Jesus Sanchez-Palencia <jesus.sanchez-palencia@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Jesus Sanchez-Palencia 2018-07-03 15:42:50 -07:00 • committed by David S. Miller

parent bc969a9778

commit a818f75e31

3 changed files with 14 additions and 5 deletions

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11

net/ipv6/ip6_output.c

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7

net/ipv6/raw.c

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1

net/ipv6/udp.c

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