linux-kernel - Re: [RFC] remove linux/hardirq.h from asm-generic/local.h

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Date:	Tue, 16 Dec 2008 18:35:47 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	Russell King <rmk+lkml@....linux.org.uk>,
	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [RFC] remove linux/hardirq.h from asm-generic/local.h

On Tue, 16 Dec 2008 21:47:04 +0300 Alexey Dobriyan <adobriyan@...il.com> wrote:

> On Sun, Dec 14, 2008 at 09:58:03AM -0800, Andrew Morton wrote:
> > On Sun, 14 Dec 2008 13:39:41 +0000 Russell King <rmk+lkml@....linux.org.uk> wrote:
> 
> > > Note that x86 does not include asm/irq.h nor linux/hardirq.h in its
> > > asm/local.h, so this patch can be viewed as bringing the generic version
> > > into line with the x86 version.
> > 
> > Sure.  Includes are easy to add and hard to remove.  I'll queue it up
> > and see if there's fallout.
> 
> Here is some (but not everything):
> 
> arch/avr32/kernel/traps.c:63: error: implicit declaration of function 'in_interrupt'
> arch/avr32/kernel/traps.c:113: error: implicit declaration of function 'nmi_enter'
> arch/avr32/kernel/traps.c:124: error: implicit declaration of function 'nmi_disable'
> arch/avr32/kernel/traps.c:127: error: implicit declaration of function 'nmi_exit'
> arch/sh/kernel/traps_32.c:104: error: implicit declaration of function 'in_interrupt'
> arch/sparc64/kernel/sysfs.c:201: error: 'cpuinfo_sparc' undeclared (first use in this function)
> arch/sparc64/kernel/mdesc.c:576: error: expected ')' before '*' token
> 
> 
> diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c
> index 0d98737..d547c8d 100644
> --- a/arch/avr32/kernel/traps.c
> +++ b/arch/avr32/kernel/traps.c
> @@ -7,6 +7,7 @@
>   */
>  
>  #include <linux/bug.h>
> +#include <linux/hardirq.h>
>  #include <linux/init.h>
>  #include <linux/kallsyms.h>
>  #include <linux/kdebug.h>
> diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
> index 1e5c74e..7a2dc95 100644
> --- a/arch/sh/kernel/traps_32.c
> +++ b/arch/sh/kernel/traps_32.c
> @@ -13,6 +13,7 @@
>   */
>  #include <linux/kernel.h>
>  #include <linux/ptrace.h>
> +#include <linux/hardirq.h>
>  #include <linux/init.h>
>  #include <linux/spinlock.h>
>  #include <linux/module.h>
> diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c
> index dde52bc..3c539a6 100644
> --- a/arch/sparc64/kernel/mdesc.c
> +++ b/arch/sparc64/kernel/mdesc.c
> @@ -11,6 +11,7 @@
>  #include <linux/mm.h>
>  #include <linux/miscdevice.h>
>  
> +#include <asm/cpudata.h>
>  #include <asm/hypervisor.h>
>  #include <asm/mdesc.h>
>  #include <asm/prom.h>
> diff --git a/arch/sparc64/kernel/sysfs.c b/arch/sparc64/kernel/sysfs.c
> index 84e5ce1..d28f496 100644
> --- a/arch/sparc64/kernel/sysfs.c
> +++ b/arch/sparc64/kernel/sysfs.c
> @@ -8,6 +8,7 @@
>  #include <linux/percpu.h>
>  #include <linux/init.h>
>  
> +#include <asm/cpudata.h>
>  #include <asm/hypervisor.h>
>  #include <asm/spitfire.h>

hm, the two sparc64 files have just magically disappeared from linux-next.

Oh well, I'll do sparc and sparc64 crossbuilds soon.
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