The second iteration of kasan for arm64.
Patches available in git:
git://github.com/aryabinin/linux.git kasan/arm64v2
Changes since v1:
- Address feedback from Catalin.
- Generalize some kasan init code from arch/x86/mm/kasan_init_64.c
and reuse it for arm64.
- Some bugfixes, including:
add missing arm64/include/asm/kasan.h
add tlb flush after changing ttbr1
- Add code comments.
Andrey Ryabinin (5):
kasan, x86: move KASAN_SHADOW_OFFSET to the arch Kconfig
x86: kasan: fix types in kasan page tables declarations
x86: kasan: generalize populate_zero_shadow() code
kasan, x86: move populate_zero_shadow() out of arch directory
arm64: add KASan support
arch/arm64/Kconfig | 7 ++
arch/arm64/include/asm/kasan.h | 24 ++++++
arch/arm64/include/asm/pgtable.h | 7 ++
arch/arm64/include/asm/string.h | 16 ++++
arch/arm64/include/asm/thread_info.h | 8 ++
arch/arm64/kernel/head.S | 3 +
arch/arm64/kernel/module.c | 16 +++-
arch/arm64/kernel/setup.c | 2 +
arch/arm64/lib/memcpy.S | 3 +
arch/arm64/lib/memmove.S | 7 +-
arch/arm64/lib/memset.S | 3 +
arch/arm64/mm/Makefile | 3 +
arch/arm64/mm/kasan_init.c | 143 +++++++++++++++++++++++++++++++++++
arch/x86/Kconfig | 4 +
arch/x86/include/asm/kasan.h | 10 +--
arch/x86/mm/kasan_init_64.c | 110 ++-------------------------
include/linux/kasan.h | 8 ++
lib/Kconfig.kasan | 4 -
mm/kasan/Makefile | 2 +-
mm/kasan/kasan_init.c | 136 +++++++++++++++++++++++++++++++++
20 files changed, 396 insertions(+), 120 deletions(-)
create mode 100644 arch/arm64/include/asm/kasan.h
create mode 100644 arch/arm64/mm/kasan_init.c
create mode 100644 mm/kasan/kasan_init.c
--
2.4.0
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