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SubjectRe: [PATCH] ARM: make OABI default to off
On Wed, 6 Nov 2013, Kees Cook wrote:

> Given recent discussions about the lack of OABI in the wild, switch
> CONFIG_OABI_COMPAT to off-by-default to encourage more system builders
> to avoid it.
>
> Signed-off-by: Kees Cook <keescook@chromium.org>

Acked-by: Nicolas Pitre <nico@linaro.org>

> ---
> arch/arm/Kconfig | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 1ad6fb6c094d..4ace7f33e8a1 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1728,7 +1728,7 @@ config AEABI
> config OABI_COMPAT
> bool "Allow old ABI binaries to run with this kernel (EXPERIMENTAL)"
> depends on AEABI && !THUMB2_KERNEL
> - default y
> + default n
> help
> This option preserves the old syscall interface along with the
> new (ARM EABI) one. It also provides a compatibility layer to
> @@ -1740,7 +1740,7 @@ config OABI_COMPAT
> can say N here. If this option is not selected and you attempt
> to execute a legacy ABI binary then the result will be
> UNPREDICTABLE (in fact it can be predicted that it won't work
> - at all). If in doubt say Y.
> + at all). If in doubt say N.
>
> config ARCH_HAS_HOLES_MEMORYMODEL
> bool
> --
> 1.7.9.5
>
>
> --
> Kees Cook
> Chrome OS Security
> --
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