When we never get around to seeing an HEA ethernet adapter, there's
no point in restricting ourselves to 4k IO page size.
This speeds up IO maps when CONFIG_IBMEBUS is disabled.
[ Updated the test to also lift the restriction on arch 2.07
(Power 8) which cannot have an HEA
-- BenH ]
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
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