linux-kernel - Re: Could the k8temp driver be interfering with ACPI?

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Date:	Tue, 3 Apr 2007 07:49:38 +0200
From:	Jean Delvare <khali@...ux-fr.org>
To:	Dave Jones <davej@...hat.com>
Cc:	Pavel Machek <pavel@....cz>, Len Brown <len.brown@...el.com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	Rudolf Marek <r.marek@...embler.cz>,
	linux-acpi@...r.kernel.org,
	linux-kernel <linux-kernel@...r.kernel.org>,
	lm-sensors@...sensors.org
Subject: Re: Could the k8temp driver be interfering with ACPI?

Hi Dave,

On Mon, 2 Apr 2007 15:22:09 -0400, Dave Jones wrote:
> On Mon, Apr 02, 2007 at 05:48:59PM +0200, Jean Delvare wrote:
>  > +	u8  val;
>  > +#ifdef CONFIG_ACPI
>  > +	acpi_ut_acquire_mutex(ACPI_MTX_INTERPRETER);
>  > +#endif
>  >  	outb(reg, data->addr + ADDR_REG_OFFSET);
>  > -	return inb(data->addr + DATA_REG_OFFSET);
>  > +	val = inb(data->addr + DATA_REG_OFFSET);
>  > +#ifdef CONFIG_ACPI
>  > +	acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
>  > +#endif
>  > +	return val;
>  > ... deletia, more of the same.
> 
> it'd probably end up a lot cleaner to #define them to empty macros
> in the !ACPI case in acpi/acpi.h and just #include it unconditionally.

Sure, the implementation details can be refined later. I'm only trying
to see what can be done for now.

-- 
Jean Delvare
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