tcp: remove header prediction
authorFlorian Westphal <fw@strlen.de>
Sun, 30 Jul 2017 01:57:21 +0000 (03:57 +0200)
committerDavid S. Miller <davem@davemloft.net>
Mon, 31 Jul 2017 21:37:49 +0000 (14:37 -0700)
commit45f119bf936b1f9f546a0b139c5b56f9bb2bdc78
tree860b9827faa6b5d3ba64ba30149737b388c55e66
parentb6690b14386698ce2c19309abad3f17656bdfaea
tcp: remove header prediction

Like prequeue, I am not sure this is overly useful nowadays.

If we receive a train of packets, GRO will aggregate them if the
headers are the same (HP predates GRO by several years) so we don't
get a per-packet benefit, only a per-aggregated-packet one.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/tcp.h
include/net/tcp.h
net/ipv4/tcp.c
net/ipv4/tcp_input.c
net/ipv4/tcp_minisocks.c
net/ipv4/tcp_output.c