diff --git a/linux-5.10/rk3568/arch/arm64_defconfig b/linux-5.10/rk3568/arch/arm64_defconfig
index 1909eb41fabcdc0e7521a0178a9e5efc5bb5e500..68eaead1f411bfad709a41de85b059a742d751b6 100644
--- a/linux-5.10/rk3568/arch/arm64_defconfig
+++ b/linux-5.10/rk3568/arch/arm64_defconfig
@@ -599,6 +599,7 @@ CONFIG_ARCH_HAS_PTE_DEVMAP=y
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_BENCHMARK is not set
 CONFIG_ARCH_HAS_PTE_SPECIAL=y
+CONFIG_MEMORY_MONITOR=y
 CONFIG_MEM_PURGEABLE_DEBUG=y
 
 # Mem Debug