diff options
Diffstat (limited to 'arch/um/Kconfig.i386')
| -rw-r--r-- | arch/um/Kconfig.i386 | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/arch/um/Kconfig.i386 b/arch/um/Kconfig.i386 index 5d92cacd56c6..ef79ed25aecd 100644 --- a/arch/um/Kconfig.i386 +++ b/arch/um/Kconfig.i386 @@ -1,3 +1,9 @@ +menu "Host processor type and features" + +source "arch/i386/Kconfig.cpu" + +endmenu + config UML_X86 bool default y @@ -16,13 +22,17 @@ config TOP_ADDR default 0x80000000 if HOST_2G_2G config 3_LEVEL_PGTABLES - bool "Three-level pagetables" + bool "Three-level pagetables (EXPERIMENTAL)" default n + depends on EXPERIMENTAL help Three-level pagetables will let UML have more than 4G of physical memory. All the memory that can't be mapped directly will be treated as high memory. + However, this it experimental on 32-bit architectures, so if unsure say + N (on x86-64 it's automatically enabled, instead, as it's safe there). + config STUB_CODE hex default 0xbfffe000 @@ -42,7 +52,3 @@ config ARCH_HAS_SC_SIGNALS config ARCH_REUSE_HOST_VSYSCALL_AREA bool default y - -config X86_CMPXCHG - bool - default y |