| commit | 8beb5c5f12c8484c59edf9b691f2c4bb4d31f3a0 | |
| author | Eric Dumazet <dada1@cosmosbay.com> | |
| Fri, 21 Dec 2007 13:58:29 +0000 (21 05:58 -0800) | ||
| committer | David S. Miller <davem@davemloft.net> | |
| Mon, 28 Jan 2008 23:00:00 +0000 (28 15:00 -0800) | ||
| tree | 43e9ee3ccbff75813c9cbc0fee1635ff86692363 | treesnapshot (tar.gz zip) |
| parent | 829942c18704250fce4d5eca787065a3ee7c685d | commitdiff |
[TCP]: Avoid a divide in tcp_mtu_probing()
tcp_mtu_to_mss() being signed, compiler might emit an integer divide
to compute tcp_mtu_to_mss()/2 .
Using a right shift is OK here and less expensive.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
tcp_mtu_to_mss() being signed, compiler might emit an integer divide
to compute tcp_mtu_to_mss()/2 .
Using a right shift is OK here and less expensive.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| net/ipv4/tcp_timer.c | diffblobblamehistory |