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Date: Sat, 23 Mar 2019 21:44:45 -0400 (EDT) From: David Miller <davem@...emloft.net> To: edumazet@...gle.com Cc: netdev@...r.kernel.org, eric.dumazet@...il.com Subject: Re: [PATCH net-next] tcp: remove conditional branches from tcp_mstamp_refresh() From: Eric Dumazet <edumazet@...gle.com> Date: Fri, 22 Mar 2019 06:26:29 -0700 > tcp_clock_ns() (aka ktime_get_ns()) is using monotonic clock, > so the checks we had in tcp_mstamp_refresh() are no longer > relevant. > > This patch removes cpu stall (when the cache line is not hot) > > Signed-off-by: Eric Dumazet <edumazet@...gle.com> Applied.
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