netdev - Re: [PATCH iproute2-next] tc: Add support for ce_threshold_value/mask in fq

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Date:   Tue, 7 Dec 2021 09:14:23 -0700
From:   David Ahern <dsahern@...il.com>
To:     Toke Høiland-Jørgensen <toke@...hat.com>,
        netdev@...r.kernel.org
Subject: Re: [PATCH iproute2-next] tc: Add support for ce_threshold_value/mask
 in fq_codel

[ vger seems to be having problems; just received this ]

On 12/5/21 3:03 PM, Toke Høiland-Jørgensen wrote:
> David Ahern <dsahern@...il.com> writes:
> 
>> On 11/23/21 1:13 PM, Toke Høiland-Jørgensen wrote:
>>> Commit dfcb63ce1de6 ("fq_codel: generalise ce_threshold marking for subset
>>> of traffic") added support in fq_codel for setting a value and mask that
>>> will be applied to the diffserv/ECN byte to turn on the ce_threshold
>>> feature for a subset of traffic.
>>>
>>> This adds support to tc for setting these values. The parameter is
>>> called ce_threshold_selector and takes a value followed by a
>>> slash-separated mask. Some examples:
>>>
>>>  # apply ce_threshold to ECT(1) traffic
>>>  tc qdisc replace dev eth0 root fq_codel ce_threshold 1ms ce_threshold_selector 0x1/0x3
>>>
>>>  # apply ce_threshold to ECN-capable traffic marked as diffserv AF22
>>>  tc qdisc replace dev eth0 root fq_codel ce_threshold 1ms ce_threshold_selector 0x50/0xfc
>>>
>>> Signed-off-by: Toke Høiland-Jørgensen <toke@...hat.com>
>>> ---
>>>  tc/q_fq_codel.c | 40 ++++++++++++++++++++++++++++++++++++++++
>>>  1 file changed, 40 insertions(+)
>>
>> please re-send with an update to
> 
> With an update to? :)
> 

... man page.