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(parent: 829942c) | patch
[TCP]: Avoid a divide in tcp_mtu_probing()
authorEric Dumazet <dada1@cosmosbay.com>
Fri, 21 Dec 2007 13:58:29 +0000 (05:58 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 23:00:00 +0000 (15:00 -0800)
commit8beb5c5f12c8484c59edf9b691f2c4bb4d31f3a0
tree43e9ee3ccbff75813c9cbc0fee1635ff86692363tree | snapshot
parent829942c18704250fce4d5eca787065a3ee7c685dcommit | diff
[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>
net/ipv4/tcp_timer.c diff | blob | history
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