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Re: [PATCH 00/20] x86: address -Wmissing-prototype warnings
- To: Arnd Bergmann <arnd@xxxxxxxxxx>, x86@xxxxxxxxxx
- From: Dave Hansen <dave.hansen@xxxxxxxxx>
- Date: Thu, 18 May 2023 10:31:16 -0700
- Cc: Arnd Bergmann <arnd@xxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Andy Lutomirski <luto@xxxxxxxxxx>, Steven Rostedt <rostedt@xxxxxxxxxxx>, Masami Hiramatsu <mhiramat@xxxxxxxxxx>, Mark Rutland <mark.rutland@xxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, "Srivatsa S. Bhat (VMware)" <srivatsa@xxxxxxxxxxxxx>, Alexey Makhalov <amakhalov@xxxxxxxxxx>, VMware PV-Drivers Reviewers <pv-drivers@xxxxxxxxxx>, Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Darren Hart <dvhart@xxxxxxxxxxxxx>, Andy Shevchenko <andy@xxxxxxxxxxxxx>, Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>, "Rafael J. Wysocki" <rafael@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-trace-kernel@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx, linux-pci@xxxxxxxxxxxxxxx, platform-driver-x86@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-pm@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx
- Delivery-date: Thu, 18 May 2023 17:31:30 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 5/16/23 12:35, Arnd Bergmann wrote:
> The ones that are a bit awkward are those that just add a prototype to
> shut up the warning, but the prototypes are never used for calling the
> function because the only caller is in assembler code. I tried to come up
> with other ways to shut up the compiler using the asmlinkage annotation,
> but with no success.
I went looking for the same thing. It's too bad gcc doesn't have an
__attribute__ for it.
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