netdev - Re: [Patch net-next v3 0/3] net_sched: reflect tx_queue_len change for pfifo

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Message-ID: <CAM_iQpVgDYhDhU7rQ2TmBK2Nn3_nHF3wJBWy7ceQnb+imCG_ZQ@mail.gmail.com>
Date:   Mon, 29 Jan 2018 16:12:55 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     David Miller <davem@...emloft.net>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        John Fastabend <john.fastabend@...il.com>
Subject: Re: [Patch net-next v3 0/3] net_sched: reflect tx_queue_len change
 for pfifo_fast

On Mon, Jan 29, 2018 at 9:43 AM, David Miller <davem@...emloft.net> wrote:
>
> Please follow up with John about making the queue allocation use
> a prepare + commit phase.

Will do it once net-next is re-open.


>
> And as for the TX queue state handling on change, I think it's
> fine to purge the whole queue.  That is definitely better than
> allowing the queue length to be visibly over the tx_queue_len
> setting.
>

OK. Thanks.