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-rw-r--r--arch/ia64/Kconfig1
-rw-r--r--arch/ia64/mm/discontig.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 2e6310b8eab7..802b082e216d 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -348,6 +348,7 @@ config ARCH_FLATMEM_ENABLE
config ARCH_SPARSEMEM_ENABLE
def_bool y
depends on ARCH_DISCONTIGMEM_ENABLE
+ select SPARSEMEM_VMEMMAP_ENABLE
config ARCH_DISCONTIGMEM_DEFAULT
def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB)
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 0d34585058c8..5628067a74d2 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -715,3 +715,11 @@ void arch_refresh_nodedata(int update_node, pg_data_t *update_pgdat)
scatter_node_data();
}
#endif
+
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
+int __meminit vmemmap_populate(struct page *start_page,
+ unsigned long size, int node)
+{
+ return vmemmap_populate_basepages(start_page, size, node);
+}
+#endif