Thread (11 messages) flat view 11 messages, 5 authors, 3d ago

Re: [PATCH net] net/sched: Avoid quadratic handle scan in qdisc_alloc_handle

From: Jakub Kicinski <kuba@kernel.org>
Date: 2026-09-15 02:11:09

On Fri, 11 Sep 2026 10:31:46 -0300 Victor Nogueira wrote:
This is a less intrusive fix meant for backporting; a cleaner approach that
uses a per-device IDA over all qdisc handles is planned for net-next.
I don't think this is net-worthy in the first place.
We have a ton of code under rtnl_lock.
We cannot provide any protection from malicious netns admin from
overloading the machine.
Nothing against the patch itself, but if you plan to do something
else in net-next let's just go with that from the start..
-- 
pw-bot: cr
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