netdev - Re: [PATCH net-next v2 v2 1/2] net: mctp-i2c: notify user space on TX failure

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Message-ID: <20260120171007.23667da5@kernel.org>
Date: Tue, 20 Jan 2026 17:10:07 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: "Jian Zhang" <zhangjian.3032@...edance.com>
Cc: "Jeremy Kerr" <jk@...econstruct.com.au>, "Matt Johnston"
 <matt@...econstruct.com.au>, "Andrew Lunn" <andrew+netdev@...n.ch>, "David
 S. Miller" <davem@...emloft.net>, "Eric Dumazet" <edumazet@...gle.com>,
 "Paolo Abeni" <pabeni@...hat.com>, <netdev@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>, <mkl@...gutronix.de>
Subject: Re: [PATCH net-next v2 v2 1/2] net: mctp-i2c: notify user space on
 TX failure

On Fri, 16 Jan 2026 16:58:39 +0800 Jian Zhang wrote:
> Report local transmit errors from the MCTP I2C transport using
> sock_queue_err_skb(), allowing the socket layer to be notified
> of failed transmissions.

Shouldn't you hide this behind a setsockopt() knob?
Existing applications will not expect having to service the error queue.
-- 
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