linux-kernel - Re: [PATCH 00/13] [RFC] Rust support

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Date:   Thu, 28 Jul 2022 13:28:25 +0100
From:   Gary Guo <gary@...yguo.net>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Olliver Schinagl <oliver+list@...inagl.nl>,
        Miguel Ojeda <miguel.ojeda.sandonis@...il.com>,
        Miguel Ojeda <ojeda@...nel.org>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        rust-for-linux <rust-for-linux@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Doc Mailing List <linux-doc@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 00/13] [RFC] Rust support

On Thu, 28 Jul 2022 14:09:57 +0200
Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote:

> On Thu, Jul 28, 2022 at 11:21:14AM +0100, Gary Guo wrote:
> > Rust requires braces around branches of if expression, and C
> > doesn't. So in kernel coding style you often have:
> > 
> > 	if (condition) do_something();  
> 
> That is not a valid kernel coding style, and our tools should catch
> this and prevent it from being added to the kernel tree.

Thanks, I stand corrected. I do see those patterns occasionally so
presumably that gives me wrong impression.

	rg '\bif \(.*;' $(find -name *.c) | wc -l

gives me 3362 results though. Most of them are from fs and driver
directory so presumably they are vendored or legacy code.

Best,
Gary