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-rw-r--r--mm/Kconfig16
1 files changed, 16 insertions, 0 deletions
diff --git a/mm/Kconfig b/mm/Kconfig
index 4c2e6b63c064..71e697e693df 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -670,6 +670,22 @@ config ZONE_DEVICE
If FS_DAX is enabled, then say Y.
+config ARCH_HAS_HMM_MIRROR
+ bool
+ default y
+ depends on (X86_64 || PPC64)
+ depends on MMU && 64BIT
+
+config ARCH_HAS_HMM_DEVICE
+ bool
+ default y
+ depends on (X86_64 || PPC64)
+ depends on MEMORY_HOTPLUG
+ depends on MEMORY_HOTREMOVE
+ depends on SPARSEMEM_VMEMMAP
+ depends on ARCH_HAS_ZONE_DEVICE
+ select XARRAY_MULTI
+
config ARCH_HAS_HMM
bool
default y