linux-kernel - Re: [PATCH] docs: sysctl/kernel: document ngroups

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Message-ID: <20200515112447.4838b7ba@lwn.net>
Date:   Fri, 15 May 2020 11:24:47 -0600
From:   Jonathan Corbet <corbet@....net>
To:     Stephen Kitt <steve@....org>
Cc:     Luis Chamberlain <mcgrof@...nel.org>,
        Kees Cook <keescook@...omium.org>,
        Iurii Zaikin <yzaikin@...gle.com>, linux-doc@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] docs: sysctl/kernel: document ngroups_max

On Fri, 15 May 2020 18:02:22 +0200
Stephen Kitt <steve@....org> wrote:

> This is a read-only export of NGROUPS_MAX, so this patch also changes
> the declarations in kernel/sysctl.c to const.
> 
> Signed-off-by: Stephen Kitt <steve@....org>
> ---
>  Documentation/admin-guide/sysctl/kernel.rst | 9 +++++++++
>  kernel/sysctl.c                             | 4 ++--
>  2 files changed, 11 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
> index 0d427fd10941..5f12ee07665c 100644
> --- a/Documentation/admin-guide/sysctl/kernel.rst
> +++ b/Documentation/admin-guide/sysctl/kernel.rst
> @@ -459,6 +459,15 @@ Notes:
>       successful IPC object allocation. If an IPC object allocation syscall
>       fails, it is undefined if the value remains unmodified or is reset to -1.
>  
> +
> +ngroups_max
> +===========
> +
> +Maximum number of supplementary groups, _i.e._ the maximum size which
> +``setgroups`` will accept. Exports ``NGROUPS_MAX`` from the kernel.

Applied, thanks.

jon