From: Andrew Pinski <[email protected]> This patch adds the config option for ILP32.
Signed-off-by: Andrew Pinski <[email protected]> Signed-off-by: Philipp Tomsich <[email protected]> Signed-off-by: Christoph Muellner <[email protected]> Signed-off-by: Yury Norov <[email protected]> Reviewed-by: David Daney <[email protected]> --- arch/arm64/Kconfig | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 0bb7adc..765d7c2 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -926,12 +926,13 @@ source "fs/Kconfig.binfmt" config COMPAT bool - depends on AARCH32_EL0 + depends on AARCH32_EL0 || ARM64_ILP32 config AARCH32_EL0 bool "Kernel support for 32-bit EL0" def_bool y depends on ARM64_4K_PAGES || EXPERT + select COMPAT select HAVE_UID16 select OLD_SIGSUSPEND3 select COMPAT_OLD_SIGACTION @@ -947,6 +948,15 @@ config AARCH32_EL0 If you want to execute 32-bit userspace applications, say Y. +config ARM64_ILP32 + bool "Kernel support for ILP32" + select COMPAT + select COMPAT_WRAPPER + help + This option enables support for AArch64 ILP32 user space. ILP32 + is an ABI where long and pointers are 32bits but it uses the AARCH64 + instruction set. + config SYSVIPC_COMPAT def_bool y depends on COMPAT && SYSVIPC -- 2.5.0
