netdev - Re: [PATCH net] net: sched: u32: Add test case for systematic hnode IDR leaks

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Message-ID: <08748e91-0ed4-41f7-8c4d-85690e5fd845@mojatatu.com>
Date: Wed, 13 Nov 2024 12:07:30 -0300
From: Victor Nogueira <victor@...atatu.com>
To: Alexandre Ferrieux <alexandre.ferrieux@...il.com>, edumazet@...gle.com
Cc: jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
 horms@...nel.org, alexandre.ferrieux@...nge.com, netdev@...r.kernel.org
Subject: Re: [PATCH net] net: sched: u32: Add test case for systematic hnode
 IDR leaks

On 13/11/2024 07:04, Alexandre Ferrieux wrote:
> Add a tdc test case to exercise the just-fixed systematic leak of
> IDR entries in u32 hnode disposal. Given the IDR in question is
> confined to the range [1..0x7FF], it is sufficient to create/delete
> the same filter 2048 times to fill it up and get a nonzero exit
> status from "tc filter add".
> 
> Signed-off-by: Alexandre Ferrieux <alexandre.ferrieux@...nge.com>

Reviewed-by: Victor Nogueira <victor@...atatu.com>