Commit 94ab5b61 authored Dec 22, 2020 by Andrey Konovalov Committed by Linus Torvalds Dec 22, 2020

kasan, arm64: enable CONFIG_KASAN_HW_TAGS

Hardware tag-based KASAN is now ready, enable the configuration option.

Link: https://lkml.kernel.org/r/a6fa50d3bb6b318e05c6389a44095be96442b8b0.1606161801.git.andreyknvl@google.com


Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Acked-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>

parent aa1ef4d7

arch/arm64/Kconfig

+1 −0

Original line number	Diff line number	Diff line
		@@ -137,6 +137,7 @@ config ARM64
		select HAVE_ARCH_JUMP_LABEL_RELATIVE
		select HAVE_ARCH_KASAN if !(ARM64_16K_PAGES && ARM64_VA_BITS_48)
		select HAVE_ARCH_KASAN_SW_TAGS if HAVE_ARCH_KASAN
		select HAVE_ARCH_KASAN_HW_TAGS if (HAVE_ARCH_KASAN && ARM64_MTE)
		select HAVE_ARCH_KGDB
		select HAVE_ARCH_MMAP_RND_BITS
		select HAVE_ARCH_MMAP_RND_COMPAT_BITS if COMPAT

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