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From:   Linus Torvalds <torvalds@linux-foundation.org>
Date:   Fri, 12 Nov 2021 13:26:03 -0800
Message-ID: <CAHk-=wgRmjkP3+32XPULMLTkv24AkA=nNLa7xxvSg-F0G1sJ9g@mail.gmail.com>
Subject: Re: [PATCH v2 0/2] Introduce the pkill_on_warn parameter
To:     Alexander Popov <alex.popov@linux.com>
Cc:     Jonathan Corbet <corbet@lwn.net>,
        Paul McKenney <paulmck@kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Peter Zijlstra <peterz@infradead.org>,
        Joerg Roedel <jroedel@suse.de>,
        Maciej Rozycki <macro@orcam.me.uk>,
        Muchun Song <songmuchun@bytedance.com>,
        Viresh Kumar <viresh.kumar@linaro.org>,
        Robin Murphy <robin.murphy@arm.com>,
        Randy Dunlap <rdunlap@infradead.org>,
        Lu Baolu <baolu.lu@linux.intel.com>,
        Petr Mladek <pmladek@suse.com>,
        Kees Cook <keescook@chromium.org>,
        Luis Chamberlain <mcgrof@kernel.org>, Wei Liu <wl@xen.org>,
        John Ogness <john.ogness@linutronix.de>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Alexey Kardashevskiy <aik@ozlabs.ru>,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Jann Horn <jannh@google.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Andy Lutomirski <luto@kernel.org>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Steven Rostedt <rostedt@goodmis.org>,
        Will Deacon <will@kernel.org>,
        Ard Biesheuvel <ardb@kernel.org>,
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        Rasmus Villemoes <linux@rasmusvillemoes.dk>,
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        Mathieu Chouquet-Stringer <me@mathieu.digital>,
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        Kernel Hardening <kernel-hardening@lists.openwall.com>,
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        "open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
        linux-arch <linux-arch@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
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On Fri, Nov 12, 2021 at 10:52 AM Alexander Popov <alex.popov@linux.com> wrote:
>
> Hello everyone!
> Friendly ping for your feedback.

I still haven't heard a compelling _reason_ for this all, and why
anybody should ever use this or care?

               Linus