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-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm64/Kconfig1
-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/powerpc/Kconfig1
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--arch/xtensa/Kconfig1
-rw-r--r--lib/Kconfig.debug9
7 files changed, 14 insertions, 1 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index e6e08d8a45fc..085c830d344b 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -33,6 +33,7 @@ config ARM
select ARCH_SUPPORTS_ATOMIC_RMW
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF
+ select ARCH_USE_MEMTEST
select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
select ARCH_WANT_IPC_PARSE_VERSION
select ARCH_WANT_LD_ORPHAN_WARN
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 570fa52eb6f0..7f2a80091337 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -67,6 +67,7 @@ config ARM64
select ARCH_KEEP_MEMBLOCK
select ARCH_USE_CMPXCHG_LOCKREF
select ARCH_USE_GNU_PROPERTY
+ select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_USE_SYM_ANNOTATIONS
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 702648f60e41..49a3c9cd1cb2 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -16,6 +16,7 @@ config MIPS
select ARCH_SUPPORTS_UPROBES
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
+ select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 3b34c44832e0..2d060c002595 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -149,6 +149,7 @@ config PPC
select ARCH_SUPPORTS_DEBUG_PAGEALLOC if PPC32 || PPC_BOOK3S_64
select ARCH_USE_BUILTIN_BSWAP
select ARCH_USE_CMPXCHG_LOCKREF if PPC64
+ select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS if PPC_QUEUED_SPINLOCKS
select ARCH_USE_QUEUED_SPINLOCKS if PPC_QUEUED_SPINLOCKS
select ARCH_WANT_IPC_PARSE_VERSION
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 0fc82237414d..dac15f646f79 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -100,6 +100,7 @@ config X86
select ARCH_SUPPORTS_LTO_CLANG if X86_64
select ARCH_SUPPORTS_LTO_CLANG_THIN if X86_64
select ARCH_USE_BUILTIN_BSWAP
+ select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_USE_SYM_ANNOTATIONS
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 9ad6b7b82707..524413aabbc4 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -7,6 +7,7 @@ config XTENSA
select ARCH_HAS_SYNC_DMA_FOR_CPU if MMU
select ARCH_HAS_SYNC_DMA_FOR_DEVICE if MMU
select ARCH_HAS_DMA_SET_UNCACHED if MMU
+ select ARCH_USE_MEMTEST
select ARCH_USE_QUEUED_RWLOCKS
select ARCH_USE_QUEUED_SPINLOCKS
select ARCH_WANT_FRAME_POINTERS
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index b38bbb5bb00e..678c13967580 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -2573,11 +2573,18 @@ config TEST_FPU
endif # RUNTIME_TESTING_MENU
+config ARCH_USE_MEMTEST
+ bool
+ help
+ An architecture should select this when it uses early_memtest()
+ during boot process.
+
config MEMTEST
bool "Memtest"
+ depends on ARCH_USE_MEMTEST
help
This option adds a kernel parameter 'memtest', which allows memtest
- to be set.
+ to be set and executed.
memtest=0, mean disabled; -- default
memtest=1, mean do 1 test pattern;
...