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Message-ID: <20131106211352.GA24006@www.outflux.net> Date: Wed, 6 Nov 2013 13:13:52 -0800 From: Kees Cook <keescook@...omium.org> To: linux-kernel@...r.kernel.org Cc: Russell King <linux@....linux.org.uk>, linux-arm-kernel@...ts.infradead.org Subject: [PATCH] ARM: make OABI default to off 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@...omium.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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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