linux-kernel - Re: [PATCH v2 0/1] Add prctl to kill descendants on exit

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Message-ID: <9264c60225f95cb1ca4d3d529972520be08a95b0.camel@bitron.ch>
Date:   Thu, 06 Dec 2018 16:54:03 +0100
From:   Jürg Billeter <j@...ron.ch>
To:     Andrew Morton <akpm@...ux-foundation.org>,
        Eric Biederman <ebiederm@...ssion.com>
Cc:     Oleg Nesterov <oleg@...hat.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Kees Cook <keescook@...omium.org>,
        Andy Lutomirski <luto@...nel.org>, linux-api@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/1] Add prctl to kill descendants on exit

On Fri, 2018-11-30 at 08:00 +0000, Jürg Billeter wrote:
> This patch adds a new prctl to kill all descendant processes on exit.
> See commit message for details of the prctl.
> 
> This is a replacement of PR_SET_PDEATHSIG_PROC I proposed last year [1].
> In the following discussion, Oleg suggested this approach.
> 
> The motivation for this is to provide a lightweight mechanism to prevent
> stray processes. There is also a related Bugzilla entry [2].

Andrew, Eric, does this look good to you as well?

Jürg