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From: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: "Sven Van Asbroeck" <thesven73@gmail.com>,
	"Philip Herron" <philip.herron@embecosm.com>,
	"Catalin Marinas" <catalin.marinas@arm.com>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"Miguel Cano" <macanroj@gmail.com>,
	"Albert Ou" <aou@eecs.berkeley.edu>,
	"Paul Mackerras" <paulus@samba.org>,
	"Gary Guo" <gary@garyguo.net>, "Douglas Su" <d0u9.su@outlook.com>,
	linux-riscv@lists.infradead.org, "Finn Behrens" <me@kloenk.de>,
	"Will Deacon" <will@kernel.org>,
	"Martin Rodriguez Reboredo" <yakoyoku@gmail.com>,
	"Anton Ivanov" <anton.ivanov@cambridgegreys.com>,
	"Richard Weinberger" <richard@nod.at>,
	"Masahiro Yamada" <masahiroy@kernel.org>,
	x86@kernel.org, "Russell King" <linux@armlinux.org.uk>,
	"Arthur Cohen" <arthur.cohen@embecosm.com>,
	"Ingo Molnar" <mingo@redhat.com>,
	"Wedson Almeida Filho" <wedsonaf@google.com>,
	"Alex Gaynor" <alex.gaynor@gmail.com>,
	"Antonio Terceiro" <antonio.terceiro@linaro.org>,
	"Miguel Ojeda" <ojeda@kernel.org>,
	"Palmer Dabbelt" <palmer@dabbelt.com>,
	"Adam Bratschi-Kaye" <ark.email@gmail.com>,
	"Dave Hansen" <dave.hansen@linux.intel.com>,
	rust-for-linux@vger.kernel.org, linux-kbuild@vger.kernel.org,
	"Boqun Feng" <boqun.feng@gmail.com>,
	linux-um@lists.infradead.org, linuxppc-dev@lists.ozlabs.org,
	"BjÃB 6rn Roy Baron" <bjorn3_gh@protonmail.com>,
	"Tiago Lam" <tiagolam@gmail.com>,
	"Borislav Petkov" <bp@alien8.de>,
	"David Gow" <davidgow@google.com>,
	"Paul Walmsley" <paul.walmsley@sifive.com>,
	"Dariusz Sosnowski" <dsosnowski@dsosnowski.pl>,
	linux-arm-kernel@lists.infradead.org,
	"Michal Marek" <michal.lkml@markovi.net>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Nick Desaulniers" <ndesaulniers@google.com>,
	linux-kernel@vger.kernel.org,
	"Boris-Chengbiao Zhou" <bobo1239@web.de>,
	"Jarkko Sakkinen" <jarkko@kernel.org>,
	"Thomas Gleixner" <tglx@linutronix.de>,
	"Daniel Xu" <dxu@dxuuu.xyz>,
	"Johannes Berg" <johannes@sipsolutions.net>,
	"Linus Torvalds" <torvalds@linux-foundation.org>
Subject: Re: [PATCH v8 27/31] Kbuild: add Rust support
Date: Thu, 18 Aug 2022 01:13:42 +0200	[thread overview]
Message-ID: <CANiq72mW456PbD1WTkh0f=fhgO0FVdpjpXaT5cogXGT4BmKDjw@mail.gmail.com> (raw)
In-Reply-To: <CAK8P3a2YuGsSJY2-=npqXMHXEr+zaF36iDrM+kP=9nS85FLpbA@mail.gmail.com>

On Wed, Aug 17, 2022 at 5:51 PM Arnd Bergmann <arnd@arndb.de> wrote:
>
> Thanks for the explanation. My hope was that building the kernel

Don't mention it!

> would actually be easier here than building the more complicated
> rust user space.

Yeah, the kernel is complicated for them in different ways, so I
assume they will decide which bits to tackle first... Hopefully I will
succeed in my attempts to convince them to focus a bit on the kernel
at least ;)

> I tried one more step and just removed the unsupported command
> line flags to see what would happen, but that did not get me any
> further:

Thanks!

It looks like it failed when compiling the target spec generator,
which is a Rust host program. If they were to attempt the GCC Rust
support early on, we could make things easier for them by not
compiling host programs with gccrs.

By the way, feel free to remove all the `-D` flags ("denying") when
playing with it since they are related to diagnostics (making lints
errors that can still be bypassed if needed), in case the crash is
about handling those.

Cheers,
Miguel

  reply	other threads:[~2022-08-17 23:14 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-02  1:49 [PATCH v8 00/31] Rust support Miguel Ojeda
2022-08-02  1:50 ` [PATCH v8 27/31] Kbuild: add " Miguel Ojeda
2022-08-17 14:39   ` Arnd Bergmann
2022-08-17 15:13     ` Miguel Ojeda
2022-08-17 15:24       ` Arnd Bergmann
2022-08-17 23:13         ` Miguel Ojeda [this message]
2022-08-17 16:11       ` Björn Roy Baron
2022-08-17 22:42         ` Miguel Ojeda
2022-09-06 18:08   ` Masahiro Yamada
2022-09-06 23:34     ` Michael Ellerman
2022-08-02 12:26 ` [PATCH v8 00/31] " Matthew Wilcox
2022-08-02 13:45   ` Miguel Ojeda
2022-08-02 13:48     ` Christoph Hellwig
2022-08-02 14:16       ` Miguel Ojeda
2022-08-02 14:01     ` Matthew Wilcox
2022-08-02 15:09       ` Miguel Ojeda
2022-08-02 17:46         ` Miguel Ojeda

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