linux-kernel - Re: [PATCH 2.6.28-rc2] i386: fix forbid_dac linkage error when CONFIG

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Date:	Mon, 27 Oct 2008 10:41:57 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Mikael Pettersson <mikpe@...uu.se>
Cc:	mingo@...hat.com, hpa@...or.com, linux-kernel@...r.kernel.org,
	tglx@...utronix.de, Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: Re: [PATCH 2.6.28-rc2] i386: fix forbid_dac linkage error when
	CONFIG_PCI=n


* Mikael Pettersson <mikpe@...uu.se> wrote:

> Fix 2.6.28-rc2 build failure on i386 with CONFIG_PCI=n:

> +#ifdef CONFIG_PCI
>  		if (!strncmp(p, "allowdac", 8))
>  			forbid_dac = 0;
>  		if (!strncmp(p, "nodac", 5))
> @@ -210,6 +211,7 @@ static __init int iommu_setup(char *p)
>  			forbid_dac = -1;
>  			return 1;
>  		}
> +#endif /* CONFIG_PCI */

there's a better fix for this queued up in the PCI tree, see:

 http://marc.info/?l=linux-kernel&m=122480590627590&w=2

	Ingo
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