1 files changed, 3 insertions, 1 deletions

diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index f71fb4a029cb..b2751eadbc56 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -142,6 +142,7 @@ config X86_SUMMIT
           In particular, it is needed for the x440.
 
           If you don't have one of these computers, you should say N here.
+          If you want to build a NUMA kernel, you must select ACPI.
 
 config X86_BIGSMP
         bool "Support for other sub-arch SMP systems with more than 8 CPUs"
@@ -169,6 +170,7 @@ config X86_GENERICARCH
        help
           This option compiles in the Summit, bigsmp, ES7000, default subarchitectures.
           It is intended for a generic binary kernel.
+          If you want a NUMA kernel, select ACPI.   We need SRAT for NUMA.
 
 config X86_ES7000
         bool "Support for Unisys ES7000 IA32 series"
@@ -542,7 +544,7 @@ config X86_PAE
 # Common NUMA Features
 config NUMA
         bool "Numa Memory Allocation and Scheduler Support"
-        depends on SMP && HIGHMEM64G && (X86_NUMAQ || X86_GENERICARCH || (X86_SUMMIT && ACPI))
+        depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI)
         default n if X86_PC
         default y if (X86_NUMAQ || X86_SUMMIT)