Re: [PATCH v2] x86/devicetree: Fix build for amd64

From: Maciej W. Rozycki
Date: Mon Feb 02 2015 - 13:37:04 EST


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@xxxxxxxxx>
> ---
>
> v2: Suggested by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
>
> How about defining a version of apic_force_enable()
> for X86_64 in apic.h which just return failure?
>
> arch/x86/kernel/apic/apic.c | 6 ++++++
> 1 file changed, 6 insertions(+)

I think the original suggestion made sense, move your stuff to apic.h so
that the call is optimised away rather than keeping it here.

Maciej
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/