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-rw-r--r--mm/sparse.c15
1 files changed, 2 insertions, 13 deletions
diff --git a/mm/sparse.c b/mm/sparse.c
index d9409ba7a1a..36511c7b5e2 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -250,22 +250,11 @@ static unsigned long *__kmalloc_section_usemap(void)
static unsigned long *__init sparse_early_usemap_alloc(unsigned long pnum)
{
- unsigned long *usemap, section_nr;
+ unsigned long *usemap;
struct mem_section *ms = __nr_to_section(pnum);
int nid = sparse_early_nid(ms);
- struct pglist_data *pgdat = NODE_DATA(nid);
- /*
- * Usemap's page can't be freed until freeing other sections
- * which use it. And, Pgdat has same feature.
- * If section A has pgdat and section B has usemap for other
- * sections (includes section A), both sections can't be removed,
- * because there is the dependency each other.
- * To solve above issue, this collects all usemap on the same section
- * which has pgdat.
- */
- section_nr = pfn_to_section_nr(__pa(pgdat) >> PAGE_SHIFT);
- usemap = alloc_bootmem_section(usemap_size(), section_nr);
+ usemap = alloc_bootmem_node(NODE_DATA(nid), usemap_size());
if (usemap)
return usemap;