Messages in this thread | | | Date | Thu, 29 Aug 2013 15:12:13 -0400 (EDT) | Subject | Re: [PATCH] tcp: don't apply tsoffset if rcv_tsecr is zero | From | David Miller <> |
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From: Andrey Vagin <avagin@openvz.org> Date: Tue, 27 Aug 2013 12:21:55 +0400
> From: Andrew Vagin <avagin@openvz.org> > > The zero value means that tsecr is not valid, so it's a special case. > > tsoffset is used to customize tcp_time_stamp for one socket. > tsoffset is usually zero, it's used when a socket was moved from one > host to another host. > > Currently this issue affects logic of tcp_rcv_rtt_measure_ts. Due to > incorrect value of rcv_tsecr, tcp_rcv_rtt_measure_ts sets rto to > TCP_RTO_MAX. > > Reported-by: Cyrill Gorcunov <gorcunov@openvz.org> > Signed-off-by: Andrey Vagin <avagin@openvz.org>
Applied and queued up for -stable.
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