netdev - Re: [PATCH 6.6.y] Revert "mctp: no longer rely on net->dev_index

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Message-ID: <c4c4f4b58dccb6544f03e4da1827ec8f4f9c4a54.camel@codeconstruct.com.au>
Date: Mon, 09 Jun 2025 22:13:52 +0800
From: Jeremy Kerr <jk@...econstruct.com.au>
To: Eric Dumazet <edumazet@...gle.com>
Cc: Sasha Levin <sashal@...nel.org>, Matt Johnston
 <matt@...econstruct.com.au>,  "David S. Miller" <davem@...emloft.net>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, 
 netdev@...r.kernel.org, Patrick Williams <patrick@...cx.xyz>, Peter Yin
 <peteryin.openbmc@...il.com>
Subject: Re: [PATCH 6.6.y] Revert "mctp: no longer rely on
 net->dev_index_head[]"

Hi Eric,

> I would rather make sure f22b4b55edb5 ("net: make
> for_each_netdev_dump() a little more bug-proof")
> is backported to kernels using for_each_netdev_dump()

Either way works for me, but I assume that changing the semantics of
for_each_netdev_dump() would be fairly risky for a stable series,
especially given the amount of testing 6.6.y has had.

Jakub, as the author of that fix: any preferences?

Cheers,

Jeremy