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mm: pass the vmem_altmap to vmemmap_populate

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We can just pass this on instead of having to do a radix tree lookup
without proper locking a few levels into the callchain.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Christoph Hellwig
2017-12-29 08:53:54 +01:00
committed by Dan Williams
parent 24e6d5a59a
commit 7b73d978a5
11 changed files with 39 additions and 29 deletions
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7
mm/sparse-vmemmap.c
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@@ -278,7 +278,8 @@ int __meminit vmemmap_populate_basepages(unsigned long start,
return 0;
}
struct page * __meminit sparse_mem_map_populate(unsigned long pnum, int nid)
struct page * __meminit sparse_mem_map_populate(unsigned long pnum, int nid,
struct vmem_altmap *altmap)
{
unsigned long start;
unsigned long end;
@@ -288,7 +289,7 @@ struct page * __meminit sparse_mem_map_populate(unsigned long pnum, int nid)
start = (unsigned long)map;
end = (unsigned long)(map + PAGES_PER_SECTION);
if (vmemmap_populate(start, end, nid))
if (vmemmap_populate(start, end, nid, altmap))
return NULL;
return map;
@@ -318,7 +319,7 @@ void __init sparse_mem_maps_populate_node(struct page **map_map,
if (!present_section_nr(pnum))
continue;
map_map[pnum] = sparse_mem_map_populate(pnum, nodeid);
map_map[pnum] = sparse_mem_map_populate(pnum, nodeid, NULL);
if (map_map[pnum])
continue;
ms = __nr_to_section(pnum);