netdev - Re: [PATCH] net: airoha_eth: increase max mtu to 9220 for DSA jumbo frames

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Message-ID: <20260115190546.5ede6750@kernel.org>
Date: Thu, 15 Jan 2026 19:05:46 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Lorenzo Bianconi <lorenzo@...nel.org>
Cc: Sayantan Nandy <sayantann11@...il.com>,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
 netdev@...r.kernel.org, sayantan.nandy@...oha.com, bread.hsu@...oha.com,
 kuldeep.malik@...oha.com, aniket.negi@...oha.com, rajeev.kumar@...oha.com
Subject: Re: [PATCH] net: airoha_eth: increase max mtu to 9220 for DSA jumbo
 frames

On Thu, 15 Jan 2026 14:40:03 +0100 Lorenzo Bianconi wrote:
> > The Industry standard for jumbo frame MTU is 9216 bytes. When using DSA
> > sub-system, an extra 4 byte tag is added to each frame. To allow users
> > to set the standard 9216-byte MTU via ifconfig,increase AIROHA_MAX_MTU
> > to 9220 bytes (9216+4).
> > 
> > Signed-off-by: Sayantan Nandy <sayantann11@...il.com>  
> 
> I think the patch is fine, but here you are missing to specify this is v2
> and this patch targets net-next. Moreover, please wait 24h before reposting
> a new version of the same patch.

FWIW this is a good reminder for Sayantan for the future but it doesn't
merit a repost in itself. net-next is our default tree, and pw bot
guessed correctly.

That said I think Andrews request warrants some extra testing here so:
-- 
pw-bot: cr