Messages in this thread | | | From | Andrey Ryabinin <> | Subject | [PATCH v4 0/7] KASAN for arm64 | Date | Fri, 24 Jul 2015 19:41:52 +0300 |
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For git users patches are available in git: git://github.com/aryabinin/linux.git kasan/arm64v4
Changes since v3: - Generate KASAN_SHADOW_OFFSET in Makefile - zero_p*_populate() functions now return void - Switch x86 to generic kasan_populate_zero_shadow() too - Add license headers - fix memleak in kasan_populate_zero_shadow: Following code could leak memory when pgd_populate() is nop: void *p = early_alloc(PAGE_SIZE, NUMA_NO_NODE); pgd_populate(&init_mm, pgd, p); This was replaced by: pgd_populate(&init_mm, pgd, early_alloc(PAGE_SIZE, NUMA_NO_NODE));
Changes since v2: - Rebase on top of v4.2-rc3 - Address feedback from Catalin. - Print memory assignment from Linus - Add message about KASAN being initialized
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 (6): x86/kasan: generate KASAN_SHADOW_OFFSET in Makefile mm: kasan: introduce generic kasan_populate_zero_shadow() arm64: introduce VA_START macro - the first kernel virtual address. arm64: move PGD_SIZE definition to pgalloc.h arm64: add KASAN support x86/kasan: switch to generic kasan_populate_zero_shadow()
Linus Walleij (1): ARM64: kasan: print memory assignment
arch/arm64/Kconfig | 1 + arch/arm64/Makefile | 6 ++ arch/arm64/include/asm/kasan.h | 36 +++++++++ arch/arm64/include/asm/memory.h | 2 + arch/arm64/include/asm/pgalloc.h | 1 + arch/arm64/include/asm/pgtable.h | 9 ++- arch/arm64/include/asm/string.h | 16 ++++ arch/arm64/kernel/arm64ksyms.c | 3 + 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/init.c | 6 ++ arch/arm64/mm/kasan_init.c | 165 +++++++++++++++++++++++++++++++++++++++ arch/arm64/mm/pgd.c | 2 - arch/x86/Kconfig | 5 -- arch/x86/Makefile | 2 + arch/x86/include/asm/kasan.h | 21 +++-- arch/x86/mm/kasan_init_64.c | 123 ++--------------------------- include/linux/kasan.h | 9 ++- mm/kasan/Makefile | 2 +- mm/kasan/kasan_init.c | 151 +++++++++++++++++++++++++++++++++++ scripts/Makefile.kasan | 2 +- 26 files changed, 457 insertions(+), 142 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
-- 2.4.5
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