linux-kernel - Re: [tip:objtool/core 8/12] vmlinux.o: warning: objtool: rust_begin_unwind+0x5c: rust_helper_BUG() is missing a _

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Date:   Wed, 7 Jun 2023 00:22:45 +0200
From:   Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
To:     Josh Poimboeuf <jpoimboe@...nel.org>
Cc:     Miguel Ojeda <ojeda@...nel.org>,
        Wedson Almeida Filho <wedsonaf@...il.com>,
        llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-kernel@...r.kernel.org, x86@...nel.org,
        Miroslav Benes <mbenes@...e.cz>,
        kernel test robot <lkp@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Alex Gaynor <alex.gaynor@...il.com>,
        rust-for-linux@...r.kernel.org
Subject: Re: [tip:objtool/core 8/12] vmlinux.o: warning: objtool:
 rust_begin_unwind+0x5c: rust_helper_BUG() is missing a __noreturn annotation

On Tue, Jun 6, 2023 at 11:52 PM Josh Poimboeuf <jpoimboe@...nel.org> wrote:
>
> So it seems to be an issue with bindgen, though that github issue has
> been resolved.  Any idea when this will show up in a toolchain?
>
> In the meantime we may have to get objtool to manually silence the
> warning, unless you have any better ideas.

We were going to update `bindgen`, so we can just do that -- one more
reason to do so! :)

If the update goes into the upcoming merge window, would that be fine
with you? Or do you need it for this current cycle?

Thanks!

Cheers,
Miguel