linux-kernel - Re: [PATCH 1/7] ACPICA: Only include ACPI asm files if ACPI is enabled

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Date:	Wed, 04 Jun 2014 23:29:33 +0200
From:	"Rafael J. Wysocki" <rjw@...ysocki.net>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	wsa@...-dreams.de, grant.likely@...aro.org,
	linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
	linus.walleij@...aro.org, Lv Zheng <lv.zheng@...el.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	linux-acpi@...r.kernel.org, devel@...ica.org
Subject: Re: [PATCH 1/7] ACPICA: Only include ACPI asm files if ACPI is enabled

On Wednesday, June 04, 2014 01:51:37 PM Lee Jones wrote:
> On Wed, 04 Jun 2014, Rafael J. Wysocki wrote:
> 
> > On Wednesday, June 04, 2014 01:09:50 PM Lee Jones wrote:
> > > Any drivers which support ACPI and Device Tree probing need to include
> > > both respective header files.  Without this patch, if a driver is being
> > > used on a platform which does not support ACPI and subsequently does not
> > > have the config option enabled, but includes linux/acpi.h the build
> > > breaks with:
> > > 
> > >   In file included from ../include/acpi/platform/acenv.h:150:0,
> > >                    from ../include/acpi/acpi.h:56,
> > >                    from ../include/linux/match.h:2,
> > >                    from ../drivers/i2c/i2c-core.c:43:
> > >   ../include/acpi/platform/aclinux.h:73:23:
> > >    fatal error: asm/acenv.h: No such file or directory
> > >    #include <asm/acenv.h>
> > >                        ^
> > 
> > Which kernel does this happen with?
> 
> a0a962d (tag: refs/tags/next-20140602, refs/remotes/next/master)
>   Add linux-next specific files for 20140602

It looks like the problem is with include/linux/match.h that should not
include acpi/acpi.h directly.

But I can't find this file in the Linus' next branch even, so I guess it's
on its way to that branch?

Rafael

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