warning: function 'memblock_memory_can_coalesce'
with external linkage has definition.
Signed-off-by: NJonghwan Choi <jhbird.choi@samsung.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>