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Message-ID: <CAMuHMdUP_GqT49hMWxz=oSOc8S5PcpYPuvAAOdae4rd1zWV6Ow@mail.gmail.com>
Date: Wed, 4 Oct 2023 17:16:15 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Rolf Eike Beer <eike-kernel@...tec.de>
Cc: Simon Horman <horms@...nel.org>, linux-m68k@...ts.linux-m68k.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] m68k: add missing types to asm/irq.h
Hi Rolf,
Thanks for your patch!
On Sun, Sep 17, 2023 at 11:18 AM Rolf Eike Beer <eike-kernel@...tec.de> wrote:
> As reported in f8b648bf6628 ("net: sunhme: move asm includes to below linux
> includes") when including this <asm/*> header before the needed <linux/*>
> headers the compilation will fail because of missing types.
arch/m68k/include/asm/irq.h:66:20: warning: ‘struct pt_regs’
declared inside parameter list will not be visible outside of this
definition or declaration
66 | struct pt_regs *));
| ^~~~~~~
arch/m68k/include/asm/irq.h:78:11: error: expected ‘;’ before ‘void’
78 | asmlinkage void do_IRQ(int irq, struct pt_regs *regs);
| ^~~~~
| ;
arch/m68k/include/asm/irq.h:78:40: warning: ‘struct pt_regs’
declared inside parameter list will not be visible outside of this
definition or declaration
78 | asmlinkage void do_IRQ(int irq, struct pt_regs *regs);
| ^~~~~~~
arch/m68k/include/asm/irq.h:79:8: error: unknown type name ‘atomic_t’
79 | extern atomic_t irq_err_count;
| ^~~~~~~~
> Signed-off-by: Rolf Eike Beer <eike-kernel@...tec.de>
> --- a/arch/m68k/include/asm/irq.h
> +++ b/arch/m68k/include/asm/irq.h
> @@ -2,6 +2,8 @@
> #ifndef _M68K_IRQ_H_
> #define _M68K_IRQ_H_
>
> +#include <linux/types.h>
When just including this file, that still leads to:
arch/m68k/include/asm/irq.h:82:11: error: expected ‘;’ before ‘void’
82 | asmlinkage void do_IRQ(int irq, struct pt_regs *regs);
| ^~~~~
| ;
Instead, you want:
#include <linux/atomic.h>
#include <linux/linkage.h>
> +
> /*
> * This should be the same as the max(NUM_X_SOURCES) for all the
> * different m68k hosts compiled into the kernel.
> @@ -59,6 +61,7 @@
> struct irq_data;
> struct irq_chip;
> struct irq_desc;
> +struct pt_regs;
OK
> extern unsigned int m68k_irq_startup(struct irq_data *data);
> extern unsigned int m68k_irq_startup_irq(unsigned int irq);
> extern void m68k_irq_shutdown(struct irq_data *data);
Reviewed-by: Geert Uytterhoeven <geert@...ux-m68k.org>
i.e. will queue in the m68k for-v6.7 branch, with the above fixed.
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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