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Message-ID: <570BC024.1070504@axis.com>
Date:	Mon, 11 Apr 2016 17:17:56 +0200
From:	Lars Persson <lars.persson@...s.com>
To:	Eric Dumazet <eric.dumazet@...il.com>,
	Lars Persson <larper@...s.com>
CC:	<netdev@...r.kernel.org>, <jhs@...atatu.com>,
	<linux-kernel@...r.kernel.org>, <xiyou.wangcong@...il.com>
Subject: Re: [PATCH net v2] net: sched: do not requeue a NULL skb



On 04/11/2016 04:22 PM, Eric Dumazet wrote:
> On Mon, 2016-04-11 at 15:38 +0200, Lars Persson wrote:
>
>> I though it would be prudent because the queue can be non-empty even for
>> the case of skb=NULL. So should it be there in this patch, another patch
>> or not at all ?
>
> Then maybe change return code ?
>
> It seems strange that a validate_xmit_skb_list() failure stops the
> __qdisc_run() loop but schedules another round.
>
>

It was suggested by Cong Wang to return 0 in order to stop the loop. Do 
you guys agree that the loop should be stopped for such failures ? Then 
I will put the schedule call inside the if as you proposed earlier.

- Lars







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