netdev - Re: [PATCH iproute2] libnetlink: check flag NLM_F_DUMP

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Date:	Fri, 22 Mar 2013 08:14:56 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	nicolas.dichtel@...nd.com
Cc:	shemminger@...tta.com, netdev@...r.kernel.org
Subject: Re: [PATCH iproute2] libnetlink: check flag NLM_F_DUMP_INTR during
 dumps

On Fri, 2013-03-22 at 16:03 +0100, Nicolas Dichtel wrote:
> Le 22/03/2013 15:59, Eric Dumazet a écrit :
> > On Fri, 2013-03-22 at 15:45 +0100, Nicolas Dichtel wrote:
> >> When this flag is set, it means that dump was interrupted and result may be
> >> wrong. Ask user to restart.
> >>
> >> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@...nd.com>
> >
> >
> > Do we have a guarantee this will complete eventually, on some hosts
> > constantly adding removing entries ?
> >
> 
> No. You mean it will be better to just print a warning and continue the dump?
> --

I would not break the dump, return the indication, so that caller can
chose to restart the loop one or two times.


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