mm/sparse: move buffer init/fini to the common place

Now that both variants of sparse memory use the same buffers to populate
memory map, we can move sparse_buffer_init()/sparse_buffer_fini() to the
common place.

Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Pavel Tatashin <[email protected]>
Tested-by: Michael Ellerman <[email protected]>	[powerpc]
Tested-by: Oscar Salvador <[email protected]>
Reviewed-by: Andrew Morton <[email protected]>
Cc: Pasha Tatashin <[email protected]>
Cc: Abdul Haleem <[email protected]>
Cc: Baoquan He <[email protected]>
Cc: Daniel Jordan <[email protected]>
Cc: Dan Williams <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: David Rientjes <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Jan Kara <[email protected]>
Cc: Jérôme Glisse <[email protected]>
Cc: "Kirill A. Shutemov" <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Souptick Joarder <[email protected]>
Cc: Steven Sistare <[email protected]>
Cc: Vlastimil Babka <[email protected]>
Cc: Wei Yang <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

1 files changed, 0 insertions, 2 deletions

diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c
index b05c7663c640..cd15f3d252c3 100644
--- a/mm/sparse-vmemmap.c
+++ b/mm/sparse-vmemmap.c
@@ -270,7 +270,6 @@ void __init sparse_mem_maps_populate_node(struct page **map_map,
 	unsigned long pnum;
 	int nr_consumed_maps = 0;
 
-	sparse_buffer_init(section_map_size() * map_count, nodeid);
 	for (pnum = pnum_begin; pnum < pnum_end; pnum++) {
 		if (!present_section_nr(pnum))
 			continue;
@@ -282,5 +281,4 @@ void __init sparse_mem_maps_populate_node(struct page **map_map,
 		pr_err("%s: sparsemem memory map backing failed some memory will not be available\n",
 		       __func__);
 	}
-	sparse_buffer_fini();
 }