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SubjectRe: [PATCH v6 5/6] powerpc/64: Make COMPAT user-selectable disabled on littleendian by default.
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Le 30/08/2019 à 20:57, Michal Suchanek a écrit :
> On bigendian ppc64 it is common to have 32bit legacy binaries but much
> less so on littleendian.
>
> Signed-off-by: Michal Suchanek <msuchanek@suse.de>

Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>


> ---
> v3: make configurable
> ---
> arch/powerpc/Kconfig | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
> index 5bab0bb6b833..b0339e892329 100644
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@ -264,8 +264,9 @@ config PANIC_TIMEOUT
> default 180
>
> config COMPAT
> - bool
> - default y if PPC64
> + bool "Enable support for 32bit binaries"
> + depends on PPC64
> + default y if !CPU_LITTLE_ENDIAN
> select COMPAT_BINFMT_ELF
> select ARCH_WANT_OLD_COMPAT_IPC
> select COMPAT_OLD_SIGACTION
>

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