linux-kernel - Re: [patch v11 23/23] ARM64 / ACPI: Don't unflatten device tree if acpi=force is passed

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Date:	Wed, 25 Mar 2015 17:31:07 +0000
From:	Catalin Marinas <catalin.marinas@....com>
To:	Hanjun Guo <hanjun.guo@...aro.org>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Will Deacon <will.deacon@....com>,
	Olof Johansson <olof@...om.net>,
	Grant Likely <grant.likely@...aro.org>,
	Mark Rutland <mark.rutland@....com>,
	Ashwin Chaugule <ashwinc@...eaurora.org>,
	Lorenzo Pieralisi <Lorenzo.Pieralisi@....com>,
	Robert Richter <rric@...nel.org>,
	Arnd Bergmann <arnd@...db.de>,
	Graeme Gregory <graeme.gregory@...aro.org>,
	linaro-acpi@...ts.linaro.org, Marc Zyngier <marc.zyngier@....com>,
	Jon Masters <jcm@...hat.com>,
	Timur Tabi <timur@...eaurora.org>,
	Mark Salter <msalter@...hat.com>, linux-kernel@...r.kernel.org,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	linux-acpi@...r.kernel.org, Mark Brown <broonie@...nel.org>,
	Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
	Sudeep Holla <Sudeep.Holla@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [patch v11 23/23] ARM64 / ACPI: Don't unflatten device tree if
 acpi=force is passed

On Tue, Mar 24, 2015 at 10:02:56PM +0800, Hanjun Guo wrote:
> Since the policy is that once we pass acpi=force in the early
> param, we will not unflatten device tree even if ACPI is disabled
> in ACPI table init fails, so fix the code by comparinging both
> acpi_disabled and param_acpi_force before the device tree is
> unflattened.
> 
> CC: Ard Biesheuvel <ard.biesheuvel@...aro.org>
> Signed-off-by: Hanjun Guo <hanjun.guo@...aro.org>

Acked-by: Catalin Marinas <catalin.marinas@....com>

but as I said, we should take Lorenzo's patch on top as well.

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