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Date:   Fri, 10 Jul 2020 09:10:06 -0700
From:   Kees Cook <keescook@chromium.org>
To:     Christian Brauner <christian.brauner@ubuntu.com>
Cc:     Nick Desaulniers <ndesaulniers@google.com>, alex.gaynor@gmail.com,
        Greg KH <gregkh@linuxfoundation.org>, geofft@ldpreload.com,
        jbaublitz@redhat.com, Masahiro Yamada <masahiroy@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>,
        Josh Triplett <josh@joshtriplett.org>,
        Steven Rostedt <rostedt@goodmis.org>,
        LKML <linux-kernel@vger.kernel.org>,
        clang-built-linux <clang-built-linux@googlegroups.com>
Subject: Re: Linux kernel in-tree Rust support
Message-ID: <202007100905.94A79A7A76@keescook>
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 <20200710062803.GA1071395@kroah.com>
 <20200710125022.alry7wkymalmv3ge@wittgenstein>
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On Fri, Jul 10, 2020 at 02:50:22PM +0200, Christian Brauner wrote:
> On Fri, Jul 10, 2020 at 08:28:03AM +0200, Greg KH wrote:
> > On Thu, Jul 09, 2020 at 11:41:47AM -0700, Nick Desaulniers wrote:
> > > Hello folks,
> > > I'm working on putting together an LLVM "Micro Conference" for the
> > > upcoming Linux Plumbers Conf
> > > (https://www.linuxplumbersconf.org/event/7/page/47-attend).  It's not
> > > solidified yet, but I would really like to run a session on support
> > > for Rust "in tree."  I suspect we could cover technical aspects of
> > > what that might look like (I have a prototype of that, was trivial to
> > > wire up KBuild support), but also a larger question of "should we do
> > > this?" or "how might we place limits on where this can be used?"
> > > 
> > > Question to folks explicitly in To:, are you planning on attending plumbers?
> > > 
> > > If so, would this be an interesting topic that you'd participate in?
> > 
> > Yes, I'll be there.
> 
> We actually had this dicussion a while back and there were some more
> people interested in this. I'd be interested to attend this and I've
> spoken with Kees and a few others about this topic at last Plumbers (I
> think Greg might have been around for this informal discussion as well.
> But I might be imagining things.).

I'm quite interested in this topic still, yes. :) (And will be attending
Plumbers.)

We had interesting discussions with the LSS 2019 "Rust in the kernel"[1]
speakers, and I know Nick has reviewed their work[2] too. Perhaps we should
reach out to them as well?

-Kees

[1] https://ldpreload.com/p/kernel-modules-in-rust-lssna2019.pdf
[2] https://github.com/fishinabarrel/linux-kernel-module-rust

-- 
Kees Cook