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-rw-r--r--mm/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 30a5d47..7c56971 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -134,6 +134,9 @@ config HAVE_MEMBLOCK
config HAVE_MEMBLOCK_NODE_MAP
boolean
+config ARCH_DISCARD_MEMBLOCK
+ boolean
+
# eventually, we can have this option just 'select SPARSEMEM'
config MEMORY_HOTPLUG
bool "Allow for memory hot-add"
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