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Date: Tue, 3 Dec 2013 16:53:18 +0000
From: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>
To: Hanjun Guo <hanjun.guo@linaro.org>
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        Catalin Marinas <catalin.marinas@arm.com>,
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Subject: Re: [RFC part1 PATCH 4/7] ARM64 / ACPI: Introduce the skeleton of
 _PDC related for ARM64
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O> +enum idle_boot_override { IDLE_NO_OVERRIDE = 0, IDLE_HALT, IDLE_NOMWAIT,
> +			IDLE_POLL, IDLE_FORCE_MWAIT };

This should probably move out of the arch directory to be a single enum
including both platforms values. That will make it rather easier to keep
sane and avoid ifdefs around which definitions are for which processor.