Messages in this thread Patch in this message |  | | From | Abbott Liu <> | Subject | [PATCH v3 6/6] Enable KASan for arm | Date | Mon, 2 Apr 2018 20:04:40 +0800 |
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From: Andrey Ryabinin <a.ryabinin@samsung.com>
This patch enable kernel address sanitizer for arm.
Cc: Andrey Ryabinin <a.ryabinin@samsung.com> Acked-by: Dmitry Vyukov <dvyukov@google.com> Tested-by: Joel Stanley <joel@jms.id.au> Tested-by: Florian Fainelli <f.fainelli@gmail.com> Tested-by: Abbott Liu <liuwenliang@huawei.com> Signed-off-by: Abbott Liu <liuwenliang@huawei.com> --- Documentation/dev-tools/kasan.rst | 2 +- arch/arm/Kconfig | 1 + 2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/Documentation/dev-tools/kasan.rst b/Documentation/dev-tools/kasan.rst index f7a18f2..d92120d 100644 --- a/Documentation/dev-tools/kasan.rst +++ b/Documentation/dev-tools/kasan.rst @@ -12,7 +12,7 @@ KASAN uses compile-time instrumentation for checking every memory access, therefore you will need a GCC version 4.9.2 or later. GCC 5.0 or later is required for detection of out-of-bounds accesses to stack or global variables. -Currently KASAN is supported only for the x86_64 and arm64 architectures. +Currently KASAN is supported only for the x86_64, arm64 and arm architectures. Usage ----- diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 7e3d535..ac2287b 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,6 +49,7 @@ config ARM select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6 select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32 && MMU + select HAVE_ARCH_KASAN if MMU select HAVE_ARCH_MMAP_RND_BITS if MMU select HAVE_ARCH_SECCOMP_FILTER if (AEABI && !OABI_COMPAT) select HAVE_ARCH_THREAD_STRUCT_WHITELIST -- 2.9.0
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