tree 0d5376e9835ebfa06eb9d7f78569c1f1aeb7a301
parent 68277accb3a5f004344f4346498640601b8b7016
author Eric Dumazet <dada1@cosmosbay.com> 1198216112 -0800
committer David S. Miller <davem@davemloft.net> 1201561181 -0800

[TCP] Avoid two divides in tcp_output.c

Because 'free_space' variable in __tcp_select_window() is signed,
expression (free_space / 2) forces compiler to emit an integer divide.

This can be changed to a plain right shift, less expensive.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>