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| author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2008-01-03 20:39:01 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:00:34 -0800 |
| commit | e870a8efcddaaa3da7e180b6ae21239fb96aa2bb (patch) | |
| tree | d7e5930e78eb1c81ac10c59e0f74b89188e8abf7 /lib | |
| parent | 19773b4923ed0e21e3289361dba5e69e1ce6e00b (diff) | |
| download | kernel-crypto-e870a8efcddaaa3da7e180b6ae21239fb96aa2bb.tar.gz kernel-crypto-e870a8efcddaaa3da7e180b6ae21239fb96aa2bb.tar.xz kernel-crypto-e870a8efcddaaa3da7e180b6ae21239fb96aa2bb.zip | |
[TCP]: Perform setting of common control fields in one place
In case of segments which are purely for control without any
data (SYN/ACK/FIN/RST), many fields are set to common values
in multiple places.
i386 results:
$ gcc --version
gcc (GCC) 4.1.2 20070626 (Red Hat 4.1.2-13)
$ codiff tcp_output.o.old tcp_output.o.new
net/ipv4/tcp_output.c:
tcp_xmit_probe_skb | -48
tcp_send_ack | -56
tcp_retransmit_skb | -79
tcp_connect | -43
tcp_send_active_reset | -35
tcp_make_synack | -42
tcp_send_fin | -48
7 functions changed, 351 bytes removed
net/ipv4/tcp_output.c:
tcp_init_nondata_skb | +90
1 function changed, 90 bytes added
tcp_output.o.mid:
8 functions changed, 90 bytes added, 351 bytes removed, diff: -261
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions