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-rw-r--r--Documentation/kernel-parameters.txt2
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--arch/x86/mm/init_32.c3
3 files changed, 4 insertions, 2 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 09ad7450647b..70624ddd1df3 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1206,7 +1206,7 @@ and is between 256 and 4096 characters. It is defined in the file
or
memmap=0x10000$0x18690000
- memtest= [KNL,X86_64] Enable memtest
+ memtest= [KNL,X86] Enable memtest
Format: <integer>
range: 0,4 : pattern number
default : 0 <disable>
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 96e0c2ebc388..03980cb04291 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -447,7 +447,6 @@ config PARAVIRT_DEBUG
config MEMTEST
bool "Memtest"
- depends on X86_64
help
This option adds a kernel parameter 'memtest', which allows memtest
to be set.
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 9689a5138e64..3eeab6d0065f 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -844,6 +844,9 @@ unsigned long __init_refok init_memory_mapping(unsigned long start,
reserve_early(table_start << PAGE_SHIFT,
table_end << PAGE_SHIFT, "PGTABLE");
+ if (!after_init_bootmem)
+ early_memtest(start, end);
+
return end >> PAGE_SHIFT;
}
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