netdev - Re: [PATCH] bpf: selftests: cleanup RLIMIT

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Message-Id: <0D674EA5-3626-4885-9ADC-5B7847CC967D@linux.dev>
Date:   Sun, 20 Mar 2022 09:58:06 -0700
From:   Roman Gushchin <roman.gushchin@...ux.dev>
To:     Yafang Shao <laoar.shao@...il.com>
Cc:     ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com,
        john.fastabend@...il.com, kpsingh@...nel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org
Subject: Re: [PATCH] bpf: selftests: cleanup RLIMIT_MEMLOCK


> On Mar 19, 2022, at 11:08 PM, Yafang Shao <laoar.shao@...il.com> wrote:
> 
> Since we have alread switched to memcg-based memory accouting and control,
> we don't need RLIMIT_MEMLOCK any more.
> 
> Signed-off-by: Yafang Shao <laoar.shao@...il.com>
> Cc: Roman Gushchin <roman.gushchin@...ux.dev>
> 
> ---
> RLIMIT_MEMLOCK is still used in bpftool and libbpf, but it may be useful
> for backward compatibility, so I don't cleanup them.

Hi Yafang!

As I remember, we haven’t cleaned selftests up with the same logic: it’s nice to be able to run the same version of tests on older kernels.

Thanks!