mm: unexport __alloc_bootmem_core()

mm: unexport __alloc_bootmem_core()

This function has no external callers, so unexport it.  Also fix its naming
inconsistency.

Signed-off-by: Johannes Weiner <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Yinghai Lu <[email protected]>
Cc: Christoph Lameter <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Andy Whitcroft <[email protected]>
Cc: Mel Gorman <[email protected]>
Cc: Andy Whitcroft <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>