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-rw-r--r--mm/Makefile1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/Makefile b/mm/Makefile
index cfdd481d27a5..6da300a1414b 100644
--- a/mm/Makefile
+++ b/mm/Makefile
@@ -81,3 +81,4 @@ obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o
obj-$(CONFIG_USERFAULTFD) += userfaultfd.o
obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o
obj-$(CONFIG_FRAME_VECTOR) += frame_vector.o
+obj-$(CONFIG_DEBUG_PAGE_REF) += debug_page_ref.o