From: Vladimir Oltean <vladimir.oltean@nxp.com>
To: Zhengchao Shao <shaozhengchao@huawei.com>
Cc: netdev@vger.kernel.org, vinicius.gomes@intel.com,
jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, weiyongjun1@huawei.com, yuehaibing@huawei.com
Subject: Re: [PATCH net] net/sched: taprio: drop packets when tc mapping to empty queue in taprio_enqueue
Date: Tue, 13 Jun 2023 00:38:09 +0300 [thread overview]
Message-ID: <20230612213809.upnxxlsk6e4mih7p@skbuf> (raw)
In-Reply-To: <20230612033115.3766791-1-shaozhengchao@huawei.com>
On Mon, Jun 12, 2023 at 11:31:15AM +0800, Zhengchao Shao wrote:
> As discussed in link [1], queues setting (0@0) means TC mapped to the
> "empty set" queue. We should drop the packets from TCs mapped to the
> "empty set" queue (0@0) during enqueue().
>
> [1] https://lore.kernel.org/all/20230608062756.3626573-1-shaozhengchao@huawei.com/
> Fixes: 2f530df76c8c ("net/sched: taprio: give higher priority to higher TCs in software dequeue mode")
> Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
> ---
Is there any reason at all why this patch is needed?
prev parent reply other threads:[~2023-06-12 21:38 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-12 3:31 [PATCH net] net/sched: taprio: drop packets when tc mapping to empty queue in taprio_enqueue Zhengchao Shao
2023-06-12 21:38 ` Vladimir Oltean [this message]
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