move ETMEM feature CONFIG to mm/Kconfig and add architecture dependency

euleros inclusion
category: feature
feature: etmem
bugzilla: 48246

-------------------------------------------------

The original etmem feature failed to compile a specific architecture,
for example, powerpc, because the architecture is not specified.

This patch is move ETMEM feature CONFIG to mm/Kconfig and add
architecture.
Signed-off-by: Nliubo <liubo254@huawei.com>
Reviewed-by: Njingxiangfeng 00447129 <jingxiangfeng@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

lib/Kconfig

@@ -660,17 +660,6 @@ config PARMAN
 config OBJAGG
 	tristate "objagg" if COMPILE_TEST
 
-config ETMEM_SCAN
-	tristate "module: etmem page scan for etmem support"
-	help
-	 etmem page scan feature
-	 used to scan the virtual address of the target process
-
-config ETMEM_SWAP
-       tristate "module: etmem page swap for etmem support"
-       help
-         etmem page swap feature
-
 config STRING_SELFTEST
 	tristate "Test string functions"
 

mm/Kconfig

@@ -498,6 +498,21 @@ config MEMCG_QOS
 
 	  If unsure, say "n".
 
+config ETMEM_SCAN
+	tristate "module: etmem page scan for etmem support"
+        depends on MMU
+        depends on X86 || ARM64
+	help
+	 etmem page scan feature
+	 used to scan the virtual address of the target process
+
+config ETMEM_SWAP
+	tristate "module: etmem page swap for etmem support"
+	depends on MMU
+	depends on X86 || ARM64
+	help
+	 etmem page swap feature
+
 config CMA
 	bool "Contiguous Memory Allocator"
 	depends on MMU