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Date:   Mon, 1 Aug 2022 16:00:30 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Frederick Lawler <fred@...udflare.com>
Cc:     kpsingh@...nel.org, revest@...omium.org, jackmanb@...omium.org,
        ast@...nel.org, daniel@...earbox.net, andrii@...nel.org,
        kafai@...com, songliubraving@...com, yhs@...com,
        john.fastabend@...il.com, jmorris@...ei.org, serge@...lyn.com,
        paul@...l-moore.com, stephen.smalley.work@...il.com,
        eparis@...isplace.org, shuah@...nel.org, brauner@...nel.org,
        casey@...aufler-ca.com, ebiederm@...ssion.com, bpf@...r.kernel.org,
        linux-security-module@...r.kernel.org, selinux@...r.kernel.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, kernel-team@...udflare.com,
        cgzones@...glemail.com, karl@...badwolfsecurity.com
Subject: Re: [PATCH v4 2/4] bpf-lsm: Make bpf_lsm_userns_create() sleepable

On Mon, Aug 01, 2022 at 01:01:44PM -0500, Frederick Lawler wrote:
> Users may want to audit calls to security_create_user_ns() and access
> user space memory. Also create_user_ns() runs without
> pagefault_disabled(). Therefore, make bpf_lsm_userns_create() sleepable
> for mandatory access control policies.
> 
> Signed-off-by: Frederick Lawler <fred@...udflare.com>
> Acked-by: Christian Brauner (Microsoft) <brauner@...nel.org>

We can take this set through bpf-next tree if it's easier.

Or if it goes through other trees:
Acked-by: Alexei Starovoitov <ast@...nel.org>

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