linux-kernel - Re: [PATCH 4.14 12/89] tcp: Do not underestimate rwnd

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Date:   Fri, 14 Dec 2018 15:36:14 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     sudipm.mukherjee@...il.com, LKML <linux-kernel@...r.kernel.org>,
        stable@...r.kernel.org, Soheil Hassas Yeganeh <soheil@...gle.com>,
        Yuchung Cheng <ycheng@...gle.com>,
        David Miller <davem@...emloft.net>
Subject: Re: [PATCH 4.14 12/89] tcp: Do not underestimate rwnd_limited

On Fri, Dec 14, 2018 at 06:29:54AM -0800, Eric Dumazet wrote:
> On Fri, Dec 14, 2018 at 6:26 AM Greg Kroah-Hartman <
> gregkh@...uxfoundation.org> wrote:
> 
> > On Fri, Dec 14, 2018 at 02:03:55PM +0000, Sudip Mukherjee wrote:
> > > Hi Greg,
> > >
> > > On Fri, Dec 14, 2018 at 12:08 PM Greg Kroah-Hartman
> > > <gregkh@...uxfoundation.org> wrote:
> > > >
> > > > 4.14-stable review patch.  If anyone has any objections, please let me
> > know.
> > > >
> > > > ------------------
> > > >
> > > > From: Eric Dumazet <edumazet@...gle.com>
> > > >
> > > > [ Upstream commit 41727549de3e7281feb174d568c6e46823db8684 ]
> > >
> > > There is one upstream commit which fixes this one.
> > > f9bfe4e6a9d0 ("tcp: lack of available data can also cause TSO defer")
> >
> > I can take this if Eric and/or David ack it :)
> >
> >
> I ack it, I guess David had this queued already.
> 
> No big deal, that is only for tcp_info instrumentation accuracy.

If this is already queued for the next round of stable patches, and it's
not a major issue, I'll just wait and take it when it shows up in a week
or so.

thanks,

greg k-h