netdev - Re: [PATCH net-next v3 5/8] igc: Avoid TX Hangs because long cycles

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Message-ID: <20210126000228.gpyh3rrp662wysit@skbuf>
Date:   Tue, 26 Jan 2021 00:02:29 +0000
From:   Vladimir Oltean <vladimir.oltean@....com>
To:     Vinicius Costa Gomes <vinicius.gomes@...el.com>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "jhs@...atatu.com" <jhs@...atatu.com>,
        "xiyou.wangcong@...il.com" <xiyou.wangcong@...il.com>,
        "jiri@...nulli.us" <jiri@...nulli.us>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "Jose.Abreu@...opsys.com" <Jose.Abreu@...opsys.com>,
        Po Liu <po.liu@....com>,
        "intel-wired-lan@...ts.osuosl.org" <intel-wired-lan@...ts.osuosl.org>,
        "anthony.l.nguyen@...el.com" <anthony.l.nguyen@...el.com>,
        "mkubecek@...e.cz" <mkubecek@...e.cz>
Subject: Re: [PATCH net-next v3 5/8] igc: Avoid TX Hangs because long cycles

On Fri, Jan 22, 2021 at 02:44:50PM -0800, Vinicius Costa Gomes wrote:
> Avoid possible TX Hangs caused by using long Qbv cycles. In some
> cases, using long cycles (more than 1 second) can cause transmissions
> to be blocked for that time. As the TX Hang timeout is close to 1
> second, we may need to reduce the cycle time to something more
> reasonable: the value chosen is 1ms.
> 
> Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@...el.com>
> ---

Don't you want this patch to go to 'net' and be backported?