powerpc: implement vmemmap_free()
authorLi Zhong <zhong@linux.vnet.ibm.com>
Wed, 11 Jun 2014 08:23:38 +0000 (16:23 +0800)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 5 Aug 2014 06:34:19 +0000 (16:34 +1000)
vmemmap_free() does the opposite of vmemap_populate().
This patch also puts vmemmap_free() and vmemmap_list_free() into
 CONFIG_MEMMORY_HOTPLUG.

Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>
Cc: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Acked-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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