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linux-next/arch/arm64
Vincenzo Frascino f469c032c0 arm64: enable armv8.5-a asm-arch option
Hardware tag-based KASAN relies on Memory Tagging Extension (MTE) which is
an armv8.5-a architecture extension.

Enable the correct asm option when the compiler supports it in order to
allow the usage of ALTERNATIVE()s with MTE instructions.

Link: https://lkml.kernel.org/r/d03d1157124ea3532eaeb77507988733f5734986.1606161801.git.andreyknvl@google.com
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Alexander Potapenko <glider@google.com>
Tested-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Branislav Rankov <Branislav.Rankov@arm.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Evgenii Stepanov <eugenis@google.com>
Cc: Kevin Brodsky <kevin.brodsky@arm.com>
Cc: Marco Elver <elver@google.com>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-12-22 12:55:07 -08:00
..
boot ARM: device tree updates for 5.11 2020-12-16 16:27:35 -08:00
configs ARM: device tree updates for 5.11 2020-12-16 16:27:35 -08:00
crypto crypto: sha - split sha.h into sha1.h and sha2.h 2020-11-20 14:45:33 +11:00
include kasan, arm64: move initialization message 2020-12-22 12:55:07 -08:00
kernel kasan, arm64: rename kasan_init_tags and mark as __init 2020-12-22 12:55:07 -08:00
kvm ARM: 2020-12-20 10:44:05 -08:00
lib arm64: uaccess cleanup macro naming 2020-12-02 19:49:11 +00:00
mm kasan, arm64: rename kasan_init_tags and mark as __init 2020-12-22 12:55:07 -08:00
net arm64: bpf: Fix branch offset in JIT 2020-09-17 12:05:36 +01:00
xen
Kbuild
Kconfig arm64: enable armv8.5-a asm-arch option 2020-12-22 12:55:07 -08:00
Kconfig.debug arm64: remove TEXT_OFFSET randomization 2020-06-15 13:10:59 +01:00
Kconfig.platforms ARM: device tree updates for 5.11 2020-12-16 16:27:35 -08:00
Makefile arm64: enable armv8.5-a asm-arch option 2020-12-22 12:55:07 -08:00