linux-kernel - Re: Re: [PATCH v4] signal: trace_signal_deliver when signal_group

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Message-ID: <CAHrFyr6rR=TMepEpFK0hQRQ-qMF8m4izf+WxdzGXEO7S_TVnQg@mail.gmail.com>
Date:   Wed, 24 Apr 2019 18:19:25 +0200
From:   Christian Brauner <christian@...uner.io>
To:     Oleg Nesterov <oleg@...hat.com>
Cc:     weizhenliang <weizhenliang@...wei.com>,
        "ebiederm@...ssion.com" <ebiederm@...ssion.com>,
        "colona@...sta.com" <colona@...sta.com>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "arnd@...db.de" <arnd@...db.de>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "deepa.kernel@...il.com" <deepa.kernel@...il.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: Re: [PATCH v4] signal: trace_signal_deliver when signal_group_exit

On Wed, Apr 24, 2019 at 6:16 PM Oleg Nesterov <oleg@...hat.com> wrote:
>
> On 04/24, weizhenliang wrote:
> >
> > On 04/24, Oleg wrote:
> > >On 04/24, Christian Brauner wrote:
> > >>
> > >> On Wed, Apr 24, 2019 at 08:52:38PM +0800, Zhenliang Wei wrote:
> > >>
> > >> > Reviewed-by: Oleg Nesterov <oleg@...hat.com>
> > >
> > >Yes, but ...
> > >
> > >> > Reported-by: kbuild test robot <lkp@...el.com>
> > >
> > >Hmm, really?
> >
> > Yes, the kbuild test robot says that if I fix the problem with the third parameter type,
> > I should add this tag. What is wrong or missing?
>
> But this patch does not fix the problem reported by robot, your patch
> (which introduced that problem) was dropped, the problem has gone.
>
> With this "Reported-by: kbuild test robot <lkp@...el.com>" tag it looks
> as if test-robot has found the problem you are trying to fix: the lack of
> trace_signal_deliver(SIGKILL).

Yeah, Oleg's absolutely right. That tag should just go.
The Fixes line is all that we want, I think.

Christian