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authorAndrey Konovalov <andreyknvl@google.com>2020-12-22 12:01:52 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-22 12:55:08 -0800
commitdc09b29fd0718300fad79d327d275b6ffb6d3315 (patch)
tree716639c3b469f0e9894a5a34299330a760e61381 /mm
parentc746170d6a48b59d1233b375905f7faef6ce80bc (diff)
downloadlinux-dc09b29fd0718300fad79d327d275b6ffb6d3315.tar.bz2
arm64: kasan: align allocations for HW_TAGS
Hardware tag-based KASAN uses the memory tagging approach, which requires all allocations to be aligned to the memory granule size. Align the allocations to MTE_GRANULE_SIZE via ARCH_SLAB_MINALIGN when CONFIG_KASAN_HW_TAGS is enabled. Link: https://lkml.kernel.org/r/fe64131606b1c2aabfd34ae99554c0d9df18eb19.1606161801.git.andreyknvl@google.com Signed-off-by: Andrey Konovalov <andreyknvl@google.com> Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.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>
Diffstat (limited to 'mm')
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