arch/x86/um/Kconfig

   1 # SPDX-License-Identifier: GPL-2.0
   2
   3 menu "Host processor type and features"
   4
   5 source "arch/x86/Kconfig.cpu"
   6
   7 endmenu
   8
   9 config UML_X86
  10         def_bool y
  11         select ARCH_BINFMT_ELF_EXTRA_PHDRS if X86_32
  12         select DCACHE_WORD_ACCESS
  13         select HAVE_EFFICIENT_UNALIGNED_ACCESS
  14
  15 config 64BIT
  16         bool "64-bit kernel" if "$(SUBARCH)" = "x86"
  17         default "$(SUBARCH)" != "i386"
  18
  19 config X86_32
  20         def_bool !64BIT
  21         select ARCH_32BIT_OFF_T
  22         select ARCH_WANT_IPC_PARSE_VERSION
  23         select MODULES_USE_ELF_REL
  24         select CLONE_BACKWARDS
  25         select OLD_SIGSUSPEND3
  26         select OLD_SIGACTION
  27
  28 config X86_64
  29         def_bool 64BIT
  30         select MODULES_USE_ELF_RELA
  31
  32 config ARCH_HAS_SC_SIGNALS
  33         def_bool !64BIT
  34
  35 config ARCH_REUSE_HOST_VSYSCALL_AREA
  36         def_bool !64BIT
  37
  38 config GENERIC_HWEIGHT
  39         def_bool y