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From: Kees Cook <keescook@chromium.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Russell King <linux@armlinux.org.uk>,
	Arnd Bergmann <arnd@arndb.de>,
	Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Oleg Nesterov <oleg@redhat.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Pavel Machek <pavel@ucw.cz>,
	Linus Walleij <linus.walleij@linaro.org>,
	Ard Biesheuvel <ardb@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
	linux-pm@vger.kernel.org
Subject: Re: [PATCH 00/16] ARM: address -Wmissing-prototype warnings
Date: Tue, 16 May 2023 12:56:38 -0700	[thread overview]
Message-ID: <202305161256.F6C079EAA@keescook> (raw)
In-Reply-To: <20230516154605.517690-1-arnd@kernel.org>

On Tue, May 16, 2023 at 05:45:49PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> This addresses all arm specific warnings outside of the mach-*/ code,
> which I've submitted separately. The majority of the patches should be
> straightforward, either adding an #include statement to get the right
> header, or ensuring that an unused global function is left out of the
> build when the prototype is hidden.
> 
> 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, and ideally this would be
> triggered by the 'asmlinkage' keyword as Ard suggested in the past, but
> I could not come up with a way to do this.
> 
> All of the warnings have to be addressed in some form before the
> warning can be enabled by default.

Thanks! These are all long overdue. For the series:

Reviewed-by: Kees Cook <keescook@chromium.org>

-- 
Kees Cook

WARNING: multiple messages have this Message-ID (diff)
From: Kees Cook <keescook@chromium.org>
To: Arnd Bergmann <arnd@kernel.org>
Cc: Russell King <linux@armlinux.org.uk>,
	Arnd Bergmann <arnd@arndb.de>,
	Steven Rostedt <rostedt@goodmis.org>,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Oleg Nesterov <oleg@redhat.com>,
	"Rafael J. Wysocki" <rafael@kernel.org>,
	Pavel Machek <pavel@ucw.cz>,
	Linus Walleij <linus.walleij@linaro.org>,
	Ard Biesheuvel <ardb@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org,
	linux-pm@vger.kernel.org
Subject: Re: [PATCH 00/16] ARM: address -Wmissing-prototype warnings
Date: Tue, 16 May 2023 12:56:38 -0700	[thread overview]
Message-ID: <202305161256.F6C079EAA@keescook> (raw)
In-Reply-To: <20230516154605.517690-1-arnd@kernel.org>

On Tue, May 16, 2023 at 05:45:49PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> This addresses all arm specific warnings outside of the mach-*/ code,
> which I've submitted separately. The majority of the patches should be
> straightforward, either adding an #include statement to get the right
> header, or ensuring that an unused global function is left out of the
> build when the prototype is hidden.
> 
> 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, and ideally this would be
> triggered by the 'asmlinkage' keyword as Ard suggested in the past, but
> I could not come up with a way to do this.
> 
> All of the warnings have to be addressed in some form before the
> warning can be enabled by default.

Thanks! These are all long overdue. For the series:

Reviewed-by: Kees Cook <keescook@chromium.org>

-- 
Kees Cook

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-05-16 19:56 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-16 15:45 [PATCH 00/16] ARM: address -Wmissing-prototype warnings Arnd Bergmann
2023-05-16 15:45 ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 01/16] ARM: dma-mapping: hide unused dma_contiguous_early_fixup function Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 02/16] ARM: traps: hide unused functions on NOMMU Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 03/16] ARM: vfp: include asm/neon.h in vfpmodule.c Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 04/16] ARM: vdso: add missing prototypes Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 05/16] ARM: kprobes: avoid missing-declaration warnings Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-17  1:29   ` Masami Hiramatsu
2023-05-17  1:29     ` Masami Hiramatsu
2023-05-16 15:45 ` [PATCH 06/16] ARM: tcm: move tcm_init() prototype to asm/tcm.h Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-22  7:34   ` Linus Walleij
2023-05-22  7:34     ` Linus Walleij
2023-05-16 15:45 ` [PATCH 07/16] ARM: add prototype for function called only from asm Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 08/16] ARM: add clear/copy_user_highpage declarations Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 09/16] ARM: cacheflush: avoid __flush_anon_page() missing-prototype warning Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:45 ` [PATCH 10/16] ARM: nommu: include asm/idmap.h Arnd Bergmann
2023-05-16 15:45   ` Arnd Bergmann
2023-05-16 15:46 ` [PATCH 11/16] ARM: move setup functions to header Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-22  7:35   ` Linus Walleij
2023-05-22  7:35     ` Linus Walleij
2023-05-16 15:46 ` [PATCH 12/16] ARM: fiq: include asm/mach/irq.h for prototypes Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-16 15:46 ` [PATCH 13/16] ARM: vfp: add vfp_entry prototype Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-17 11:13   ` Ard Biesheuvel
2023-05-17 11:13     ` Ard Biesheuvel
2023-05-16 15:46 ` [PATCH 14/16] ARM: add missing syscall prototypes Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-16 15:46 ` [PATCH 15/16] ARM: decompressor: move function prototypes to misc.h Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-16 15:46 ` [PATCH 16/16] ARM: xip-kernel: add __inflate_kernel_data prototype Arnd Bergmann
2023-05-16 15:46   ` Arnd Bergmann
2023-05-16 19:56 ` Kees Cook [this message]
2023-05-16 19:56   ` [PATCH 00/16] ARM: address -Wmissing-prototype warnings Kees Cook

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