Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754535AbbGXQm3 (ORCPT ); Fri, 24 Jul 2015 12:42:29 -0400 Received: from mailout2.w1.samsung.com ([210.118.77.12]:50180 "EHLO mailout2.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752723AbbGXQm1 (ORCPT ); Fri, 24 Jul 2015 12:42:27 -0400 X-AuditID: cbfec7f4-f79c56d0000012ee-2e-55b26af11aea From: Andrey Ryabinin To: Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Cc: Arnd Bergmann , Linus Walleij , David Keitel , Alexander Potapenko , Andrew Morton , Dmitry Vyukov , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Alexey Klimov , Andrey Ryabinin Subject: [PATCH v4 0/7] KASAN for arm64 Date: Fri, 24 Jul 2015 19:41:52 +0300 Message-id: <1437756119-12817-1-git-send-email-a.ryabinin@samsung.com> X-Mailer: git-send-email 2.4.5 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrKLMWRmVeSWpSXmKPExsVy+t/xy7ofszaFGvQe4LTY9usRm8Wc9WvY LP5OOsZu8X5ZD6PF7kvPmC0mPGxjt2j/uJfZ4tT5hywWU/4sZ7LY9Pgaq8XlXXPYLO6t+c9q 8fLjCRYHXo8189Ywevz+NYnR43JfL5PHzll32T0WbCr12PRpErvHnWt72DxOzPjN4rF5Sb1H 35ZVjB6fN8kFcEdx2aSk5mSWpRbp2yVwZZx9Np2t4ItYxbsfn5kbGBcIdjFyckgImEhMarjB BGGLSVy4t56ti5GLQ0hgKaPEkldLoZwmJol3i7cwg1SxCehJ/Ju1nQ3EFhGokLh6dQIjiM0s 8ItJYts8BxBbWEBdYsraD2BTWQRUJdb8OAJWzyvgJvGq6zZQPQfQNjmJpc21Exi5FzAyrGIU TS1NLihOSs811CtOzC0uzUvXS87P3cQICcwvOxgXH7M6xCjAwajEw3tg0sZQIdbEsuLK3EOM EhzMSiK8Dp6bQoV4UxIrq1KL8uOLSnNSiw8xSnOwKInzzt31PkRIID2xJDU7NbUgtQgmy8TB KdXAqBrySi3zd47h7oUHl7LolpUGBHz5ek5r7rKL/TXF835v0DKdubs4wfgfu3Jqoe30hW8F N5omth75wXH10MKW1N7bk/b/lgpzWzZr2XGO0pR5+Ux9IvsTLinm13BwhW/hzP6qpWh2Vu+1 2po9PpYd1ueNhe69vnRPzr1riwPjv/tMSecTdhfHKLEUZyQaajEXFScCAIuGGn1IAgAA Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3102 Lines: 80 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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/