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(parent: 292e1c3) | patch
tcp_nv: use do_div() instead of expensive div64_u64()
authorKonstantin Khlebnikov <khlebnikov@yandex-team.ru>
Thu, 2 Nov 2017 14:07:05 +0000 (17:07 +0300)
committerDavid S. Miller <davem@davemloft.net>
Sat, 4 Nov 2017 13:34:52 +0000 (22:34 +0900)
commit4513d4d4179c6a446a6f13bcd3ba1cba5b693eec
treef4bc9dcd39fd1d3e88d79446f9e7b6e727e074a2tree | snapshot
parent292e1c367e2927b4f58fcdc1e65cacc809bbc888commit | diff
tcp_nv: use do_div() instead of expensive div64_u64()

Average RTT is 32-bit thus full 64-bit division is redundant.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Suggested-by: Stephen Hemminger <stephen@networkplumber.org>
Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp_nv.c diff | blob | history
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