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Ian Campbell authored
by defining in terms of (1<<N). XEN_UNPLUG_UNNECESSARY and XEN_UNPLUG_NEVER are only used within the kernel and are not defined as a bit on the unplug IO port. Therefore use a bit which is outside the potentially valid range of the 16 bit IO port. Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Acked-by: Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
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