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-rw-r--r--mm/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 48b1af447fa7..0ded10a22639 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -678,6 +678,7 @@ config ZONE_DEVICE
depends on MEMORY_HOTREMOVE
depends on SPARSEMEM_VMEMMAP
depends on ARCH_HAS_ZONE_DEVICE
+ select RADIX_TREE_MULTIORDER
help
Device memory hotplug support allows for establishing pmem,