linux-kernel - Re: [RFC part2 PATCH 2/9] ARM64 / ACPI: Prefill cpu possible/present maps and map logical cpu id to APIC id

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Message-ID: <20131205132441.GR29268@sirena.org.uk>
Date:	Thu, 5 Dec 2013 13:24:41 +0000
From:	Mark Brown <broonie@...nel.org>
To:	Rob Herring <robherring2@...il.com>
Cc:	Hanjun Guo <hanjun.guo@...aro.org>,
	Mark Rutland <mark.rutland@....com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	"linaro-kernel@...ts.linaro.org" <linaro-kernel@...ts.linaro.org>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	Linaro Patches <patches@...aro.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Will Deacon <will.deacon@....com>,
	linaro-acpi@...ts.linaro.org, linux-acpi@...r.kernel.org,
	Rob Herring <rob.herring@...xeda.com>,
	Olof Johansson <olof@...om.net>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Grant Likely <grant.likely@...aro.org>
Subject: Re: [RFC part2 PATCH 2/9] ARM64 / ACPI: Prefill cpu possible/present
 maps and map logical cpu id to APIC id

On Wed, Dec 04, 2013 at 09:47:49AM -0600, Rob Herring wrote:
> On Tue, Dec 3, 2013 at 10:39 AM, Hanjun Guo <hanjun.guo@...aro.org> wrote:

> > +#ifndef CONFIG_ACPI
> >                 set_cpu_present(cpu, true);
> > +#endif

> Should this be moved to DT cpu topology related code?

Part of the trick there being that there isn't any CPU topology code for
ARMv8 in mainline yet, DT or otherwise - I'm working with some patches
for doing that with DT which I'm hoping to get out soon.

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