powerpc/powernv: Add CPU hotplug support
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 19 Sep 2011 17:44:54 +0000 (17:44 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 20 Sep 2011 06:09:45 +0000 (16:09 +1000)
Unplugged CPU go into NAP mode in a loop until woken up

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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