linux-kernel - Re: [PATCH 13/20] signal: Implement force_fatal

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Date:   Tue, 26 Oct 2021 09:15:52 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     "Eric W. Biederman" <ebiederm@...ssion.com>
Cc:     Andy Lutomirski <luto@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Oleg Nesterov <oleg@...hat.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH 13/20] signal: Implement force_fatal_sig

On Mon, Oct 25, 2021 at 9:58 PM Eric W. Biederman <ebiederm@...ssion.com> wrote:
>
> Rereading this I think you might be misreading something.

Gaah. Yes, indeed.

> force_siginfo_to_task takes a sigdfl parameter which I am setting in
> force_fatal_signal.

.. and I realized that the first time I read through it, but then when
I read through it due to Andy saying it worries him, I missed it and
thought the handler didn't get reset.

So the patch is fine.

             Linus