tree ea963e08a132523327986c99ea63768593d5701a
parent 4f9a91c81273b66afe0b6a9be460b47581b28246
author Stephen Hemminger <shemminger@vyatta.com> 1264463270 -0800
committer David S. Miller <davem@davemloft.net> 1264463270 -0800

tcp_probe: avoid modulus operation and wrap fix

By rounding up the buffer size to power of 2, several expensive
modulus operations can be avoided.  This patch also solves a bug where
the gap need when ring gets full was not being accounted for.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>