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Subject: Re: [PATCH 10/17] prmem: documentation
From:   Nadav Amit <nadav.amit@gmail.com>
In-Reply-To: <59E8A6FB-9762-499F-89AC-D85E1498BE38@gmail.com>
Date:   Fri, 2 Nov 2018 16:11:30 -0500
Cc:     Matthew Wilcox <willy@infradead.org>,
        Kees Cook <keescook@chromium.org>,
        Igor Stoppa <igor.stoppa@gmail.com>,
        Mimi Zohar <zohar@linux.vnet.ibm.com>,
        Dave Chinner <david@fromorbit.com>,
        James Morris <jmorris@namei.org>,
        Michal Hocko <mhocko@kernel.org>,
        Kernel Hardening <kernel-hardening@lists.openwall.com>,
        linux-integrity <linux-integrity@vger.kernel.org>,
        linux-security-module <linux-security-module@vger.kernel.org>,
        Igor Stoppa <igor.stoppa@huawei.com>,
        Dave Hansen <dave.hansen@linux.intel.com>,
        Jonathan Corbet <corbet@lwn.net>,
        Laura Abbott <labbott@redhat.com>,
        Randy Dunlap <rdunlap@infradead.org>,
        Mike Rapoport <rppt@linux.vnet.ibm.com>,
        "open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>
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To:     Peter Zijlstra <peterz@infradead.org>,
        Andy Lutomirski <luto@amacapital.net>
Sender: linux-kernel-owner@vger.kernel.org
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From: Nadav Amit
Sent: November 1, 2018 at 4:31:59 PM GMT
> To: Peter Zijlstra <peterz@infradead.org>
> Cc: Andy Lutomirski <luto@amacapital.net>, Matthew Wilcox =
<willy@infradead.org>, Kees Cook <keescook@chromium.org>, Igor Stoppa =
<igor.stoppa@gmail.com>, Mimi Zohar <zohar@linux.vnet.ibm.com>, Dave =
Chinner <david@fromorbit.com>, James Morris <jmorris@namei.org>, Michal =
Hocko <mhocko@kernel.org>, Kernel Hardening =
<kernel-hardening@lists.openwall.com>, linux-integrity =
<linux-integrity@vger.kernel.org>, linux-security-module =
<linux-security-module@vger.kernel.org>, Igor Stoppa =
<igor.stoppa@huawei.com>, Dave Hansen <dave.hansen@linux.intel.com>, =
Jonathan Corbet <corbet@lwn.net>, Laura Abbott <labbott@redhat.com>, =
Randy Dunlap <rdunlap@infradead.org>, Mike Rapoport =
<rppt@linux.vnet.ibm.com>, open list:DOCUMENTATION =
<linux-doc@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>, Thomas =
Gleixner <tglx@linutronix.de>
> Subject: Re: [PATCH 10/17] prmem: documentation
>=20
>=20
> From: Peter Zijlstra
> Sent: October 31, 2018 at 9:08:35 AM GMT
>> To: Nadav Amit <nadav.amit@gmail.com>
>> Cc: Andy Lutomirski <luto@amacapital.net>, Matthew Wilcox =
<willy@infradead.org>, Kees Cook <keescook@chromium.org>, Igor Stoppa =
<igor.stoppa@gmail.com>, Mimi Zohar <zohar@linux.vnet.ibm.com>, Dave =
Chinner <david@fromorbit.com>, James Morris <jmorris@namei.org>, Michal =
Hocko <mhocko@kernel.org>, Kernel Hardening =
<kernel-hardening@lists.openwall.com>, linux-integrity =
<linux-integrity@vger.kernel.org>, linux-security-module =
<linux-security-module@vger.kernel.org>, Igor Stoppa =
<igor.stoppa@huawei.com>, Dave Hansen <dave.hansen@linux.intel.com>, =
Jonathan Corbet <corbet@lwn.net>, Laura Abbott <labbott@redhat.com>, =
Randy Dunlap <rdunlap@infradead.org>, Mike Rapoport =
<rppt@linux.vnet.ibm.com>, open list:DOCUMENTATION =
<linux-doc@vger.kernel.org>, LKML <linux-kernel@vger.kernel.org>, Thomas =
Gleixner <tglx@linutronix.de>
>> Subject: Re: [PATCH 10/17] prmem: documentation
>>=20
>>=20
>> On Tue, Oct 30, 2018 at 04:18:39PM -0700, Nadav Amit wrote:
>>>> Nadav, want to resubmit your series? IIRC the only thing wrong with =
it was
>>>> that it was a big change and we wanted a simpler fix to backport. =
But
>>>> that=E2=80=99s all done now, and I, at least, rather liked your =
code. :)
>>>=20
>>> I guess since it was based on your ideas=E2=80=A6
>>>=20
>>> Anyhow, the only open issue that I have with v2 is Peter=E2=80=99s =
wish that I would
>>> make kgdb use of poke_text() less disgusting. I still don=E2=80=99t =
know exactly
>>> how to deal with it.
>>>=20
>>> Perhaps it (fixing kgdb) can be postponed? In that case I can just =
resend
>>> v2.
>>=20
>> Oh man, I completely forgot about kgdb :/
>>=20
>> Also, would it be possible to entirely remove that kmap fallback =
path?
>=20
> Let me see what I can do about it.

My patches had several embarrassing bugs. I=E2=80=99m fixing and will =
resend later,
hopefully today.