linux-kernel - Re: [PATCH v3 4/5] print: use new #[export] macro for rust_fmt

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Message-ID: <Z8V6XafrTyrB4z8D@smile.fi.intel.com>
Date: Mon, 3 Mar 2025 11:46:05 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Alice Ryhl <aliceryhl@...gle.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Miguel Ojeda <ojeda@...nel.org>, Petr Mladek <pmladek@...e.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Rasmus Villemoes <linux@...musvillemoes.dk>,
	Sergey Senozhatsky <senozhatsky@...omium.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>,
	Björn Roy Baron <bjorn3_gh@...tonmail.com>,
	Benno Lossin <benno.lossin@...ton.me>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Trevor Gross <tmgross@...ch.edu>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Tamir Duberstein <tamird@...il.com>, linux-kernel@...r.kernel.org,
	rust-for-linux@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH v3 4/5] print: use new #[export] macro for
 rust_fmt_argument

On Mon, Mar 03, 2025 at 08:45:15AM +0000, Alice Ryhl wrote:
> This moves the rust_fmt_argument function over to use the new #[export]
> macro, which will verify at compile-time that the function signature
> matches what is in the header file.

...

>  extern bool no_hash_pointers;
>  int no_hash_pointers_enable(char *str);
>  
> +/* Used for Rust formatting ('%pA'). */

In case you need a new version, please drop a period at the end as this is the
style used in the sprintf.h already.

> +char *rust_fmt_argument(char *buf, char *end, const void *ptr);

-- 
With Best Regards,
Andy Shevchenko