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Date:   Tue, 15 Feb 2022 10:34:55 +0100
From:   Michal =?iso-8859-1?Q?Koutn=FD?= <mkoutny@suse.com>
To:     Shuah Khan <skhan@linuxfoundation.org>
Cc:     Eric Biederman <ebiederm@xmission.com>,
        Alexey Gladkov <legion@kernel.org>,
        Kees Cook <keescook@chromium.org>,
        Shuah Khan <shuah@kernel.org>,
        Christian Brauner <brauner@kernel.org>,
        Solar Designer <solar@openwall.com>,
        Ran Xiaokai <ran.xiaokai@zte.com.cn>,
        linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
        Linux Containers <containers@lists.linux-foundation.org>
Subject: Re: [RFC PATCH 6/6] selftests: Test RLIMIT_NPROC in clone-created
 user namespaces
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 <789bda88-1ef7-8c60-5c00-d3b7a2b8588d@linuxfoundation.org>
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On Wed, Feb 09, 2022 at 06:25:34PM -0700, Shuah Khan <skhan@linuxfoundation.org> wrote:
> Does this test run in non-privileged user mode? If it doesn't
> let add a check and skip the test.

It requires user namespaces created by the privileged user (to bypass
RLIMIT_NPROC on the top level).

I'll add the check into code.

Michal