linux-kernel - Re: [PATCH v3] x86/devicetree: Fix build for amd64

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Message-ID: <alpine.LFD.2.11.1502031145030.22715@eddie.linux-mips.org>
Date:	Tue, 3 Feb 2015 11:45:44 +0000 (GMT)
From:	"Maciej W. Rozycki" <macro@...ux-mips.org>
To:	Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
cc:	Jiang Liu <jiang.liu@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	David Rientjes <rientjes@...gle.com>,
	Oren Twaig <oren@...lemp.com>, Jan Beulich <JBeulich@...e.com>,
	Christoph Lameter <cl@...ux.com>,
	Jan Kiszka <jan.kiszka@...mens.com>,
	linux-kernel@...r.kernel.org,
	David Vrabel <david.vrabel@...rix.com>,
	Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v3] x86/devicetree: Fix build for amd64

On Mon, 2 Feb 2015, Ricardo Ribalda Delgado wrote:

> apic_force_enable is not defined for amd64.
> 
> Without this patch:
> 
> LD      init/built-in.o
> arch/x86/built-in.o: In function `dtb_lapic_setup':
> kernel/devicetree.c:155:
> undefined reference to `apic_force_enable'
> Makefile:923: recipe for target 'vmlinux' failed
> make: *** [vmlinux] Error 1
> 
> Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
> ---
> v3: Suggested by: Maciej W. Rozycki <macro@...ux-mips.org>
> Implementing the function in apic.h and not in apic.c
> (actually, doing v2 properly :) )
> 
> v2: Suggested by: Jiang Liu <jiang.liu@...ux.intel.com>
> 
> How about defining a version of apic_force_enable()
> 	for X86_64 in apic.h which just return failure?

Reviewed-by: Maciej W. Rozycki <macro@...ux-mips.org>

 Thanks,

  Maciej
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