linux-kernel - Re: Linux kernel in-tree Rust support

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Message-ID: <CANiq72n51z9QtFdj1cF72hhQikq7jxCA+TmKKSQcYo34WAPGsw@mail.gmail.com>
Date:   Thu, 9 Jul 2020 22:52:42 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Nick Desaulniers <ndesaulniers@...gle.com>
Cc:     alex.gaynor@...il.com, geofft@...reload.com, jbaublitz@...hat.com,
        Masahiro Yamada <masahiroy@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        Josh Triplett <josh@...htriplett.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: Linux kernel in-tree Rust support

Hi Nick,

On Thu, Jul 9, 2020 at 8:42 PM Nick Desaulniers <ndesaulniers@...gle.com> 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

Agreed, I wrote one ~half a year ago that compiled TUs through rustc
mimicking what we do with cc to some degree (i.e. no cargo etc.), and
it was quite pleasant.

> 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?"

Indeed, I would say that is going to be the major topic, not so much
the technical bits.

> Question to folks explicitly in To:, are you planning on attending plumbers?

I wasn't, but it definitely is an interesting topic that I wouldn't
want to miss!

Cheers,
Miguel