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From: Paul Moore <paul@paul-moore.com>
To: selinux@vger.kernel.org
Subject: Re: [RFC PATCH] selinux: runtime disable is deprecated, add some ssleep() discomfort
Date: Tue, 1 Mar 2022 17:57:50 -0500	[thread overview]
Message-ID: <CAHC9VhS=tPgNy75ou7MSBuTKe7tc4soJBKdUewmyK1U6TueT=A@mail.gmail.com> (raw)
In-Reply-To: <164617518151.117500.8843073220563946007.stgit@olly>

On Tue, Mar 1, 2022 at 5:53 PM Paul Moore <paul@paul-moore.com> wrote:
>
> We deprecated the SELinux runtime disable functionality in Linux
> v5.6, and it is time to get a bit more serious about removing it.
> Add a five second sleep to anyone using it to help draw their
> attention to the deprecation and provide a URL which helps explain
> things in more detail, including how to add kernel command line
> parameters to some of the more popular Linux distributions.
>
> Signed-off-by: Paul Moore <paul@paul-moore.com>
> ---
>  security/selinux/selinuxfs.c |    2 ++
>  1 file changed, 2 insertions(+)

Comments are also welcome on the text in the URL shown as part of the
error message below.

> diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
> index f2f6203e0fff..3739155ee0db 100644
> --- a/security/selinux/selinuxfs.c
> +++ b/security/selinux/selinuxfs.c
> @@ -293,6 +293,8 @@ static ssize_t sel_write_disable(struct file *file, const char __user *buf,
>          *       kernel releases until eventually it is removed
>          */
>         pr_err("SELinux:  Runtime disable is deprecated, use selinux=0 on the kernel cmdline.\n");
> +       pr_err("SELinux:  https://github.com/SELinuxProject/selinux-kernel/wiki/DEPRECATE-runtime-disable\n");
> +       ssleep(5);
>
>         if (count >= PAGE_SIZE)
>                 return -ENOMEM;
>

-- 
paul-moore.com

  reply	other threads:[~2022-03-01 22:58 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-01 22:53 [RFC PATCH] selinux: runtime disable is deprecated, add some ssleep() discomfort Paul Moore
2022-03-01 22:57 ` Paul Moore [this message]
2022-03-01 23:02 ` Casey Schaufler
2022-04-04 20:23 ` Paul Moore
  -- strict thread matches above, loose matches on Subject: below --
2020-06-02 12:47 Paul Moore
2020-06-02 12:49 ` Paul Moore
2020-06-04 14:49   ` Stephen Smalley
2020-06-08 21:35     ` Paul Moore
2020-06-08 22:13       ` Stephen Smalley
2020-06-08 22:56         ` William Roberts
2020-06-10 14:03         ` Stephen Smalley
2020-06-10 14:11           ` Stephen Smalley
2020-06-11 13:29             ` Ondrej Mosnacek
2020-06-12 19:28               ` Paul Moore
2020-08-19 17:14                 ` Petr Lautrbach
2020-08-19 19:07                   ` Stephen Smalley
2020-08-19 19:16                     ` Stephen Smalley
2020-08-20 15:41                       ` Casey Schaufler
2020-08-20 16:58                       ` Stephen Smalley
2020-08-20 20:31                         ` Petr Lautrbach
2020-09-10 11:39                     ` Ondrej Mosnacek
2020-09-10 12:33                       ` Stephen Smalley
2020-09-23 18:32                         ` Paul Moore
2020-09-24 23:42                           ` Stephen Smalley
2020-09-10 13:31                       ` Stephen Smalley
2020-09-10 14:36                         ` Stephen Smalley
2020-09-10 14:54                           ` Stephen Smalley
2020-06-12 19:00             ` Paul Moore
2020-06-12 18:56         ` Paul Moore

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