Re: [Xen-devel] [PATCH RFC 07/25] xen/common/Makefile: introduce HAS_CPUFREQ, HAS_PCI, HAS_PASSTHROUGH, HAS_NS16550

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Wed, 7 Dec 2011, Jan Beulich wrote:
> >>> On 06.12.11 at 19:19, <stefano.stabellini@xxxxxxxxxxxxx> wrote:
> > From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
> > 
> > - make the compilation of ns16550.c depend upon HAS_NS16550;
> > 
> > - make the compilation of cpufreq depend upon HAS_CPUFREQ;
> > 
> > - make the compilation of pci depend upon HAS_PCI;
> > 
> > - make the compilation of passthrough depend upon HAS_PASSTHROUGH;
> > 
> > - make the compilation of kexec.o depend on HAS_ACPI.
> 
> How are kexec and ACPI connected to one another?

Today kexec implementation is dependent on ACPI.
Should I introduce a separate HAS_KEXEC config option, for the sake of
clarity?

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