x86: remove acpi_srat config v2

use ACPI_NUMA directly

and move srat_32.c to mm/

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/include/asm-x86/srat.h b/include/asm-x86/srat.h
index 456fe0b..774c919 100644
--- a/include/asm-x86/srat.h
+++ b/include/asm-x86/srat.h
@@ -27,7 +27,7 @@
 #ifndef _ASM_SRAT_H_
 #define _ASM_SRAT_H_
 
-#ifdef CONFIG_ACPI_SRAT
+#ifdef CONFIG_ACPI_NUMA
 extern int get_memcfg_from_srat(void);
 #else
 static inline int get_memcfg_from_srat(void)