From: Will Deacon <will.deacon@arm.com>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Christoph Lameter <cl@linux.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mark Rutland <mark.rutland@arm.com>,
Nick Desaulniers <ndesaulniers@google.com>,
Marc Zyngier <marc.zyngier@arm.com>,
Dave Martin <dave.martin@arm.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
"Eric W . Biederman" <ebiederm@xmission.com>,
Ingo Molnar <mingo@kernel.org>,
Paul Lawrence <paullawrence@google.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Arnd Bergmann <arnd@arndb.de>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Kate Stewart <kstewart@linuxfoundation.org>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
kasan-dev@googlegroups.com, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-sparse@vger.kernel.org, linux-mm@kvack.org,
linux-kbuild@vger.kernel.org, Kostya Serebryany <kcc@google.com>,
Evgeniy Stepanov <eugenis@google.com>,
Lee Smith <Lee.Smith@arm.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
Jacob Bramley <Jacob.Bramley@arm.com>,
Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>,
Jann Horn <jannh@google.com>, Mark Brand <markbrand@google.com>,
Chintan Pandya <cpandya@codeaurora.org>,
Vishwath Mohan <vishwath@google.com>
Subject: Re: [PATCH v12 23/25] kasan, arm64: select HAVE_ARCH_KASAN_SW_TAGS
Date: Thu, 29 Nov 2018 18:01:35 +0000 [thread overview]
Message-ID: <20181129180134.GA4318@arm.com> (raw)
In-Reply-To: <996c9b3898bb3c5de977d00215ddc4bf8cf154c1.1543337629.git.andreyknvl@google.com>
On Tue, Nov 27, 2018 at 05:55:41PM +0100, Andrey Konovalov wrote:
> Now, that all the necessary infrastructure code has been introduced,
> select HAVE_ARCH_KASAN_SW_TAGS for arm64 to enable software tag-based
> KASAN mode.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
> ---
> arch/arm64/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 787d7850e064..8b331dcfb48e 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -111,6 +111,7 @@ config ARM64
> select HAVE_ARCH_JUMP_LABEL
> 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 !(ARM64_16K_PAGES && ARM64_VA_BITS_48)
Can you do if HAVE_ARCH_KASAN instead?
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Christoph Lameter <cl@linux.com>,
Andrew Morton <akpm@linux-foundation.org>,
Mark Rutland <mark.rutland@arm.com>,
Nick Desaulniers <ndesaulniers@google.com>,
Marc Zyngier <marc.zyngier@arm.com>,
Dave Martin <dave.martin@arm.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
"Eric W . Biederman" <ebiederm@xmission.com>,
Ingo Molnar <mingo@kernel.org>,
Paul Lawrence <paullawrence@google.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Arnd Bergmann <arnd@arndb.de>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Kate Stewart <ks>
Subject: Re: [PATCH v12 23/25] kasan, arm64: select HAVE_ARCH_KASAN_SW_TAGS
Date: Thu, 29 Nov 2018 18:01:35 +0000 [thread overview]
Message-ID: <20181129180134.GA4318@arm.com> (raw)
In-Reply-To: <996c9b3898bb3c5de977d00215ddc4bf8cf154c1.1543337629.git.andreyknvl@google.com>
On Tue, Nov 27, 2018 at 05:55:41PM +0100, Andrey Konovalov wrote:
> Now, that all the necessary infrastructure code has been introduced,
> select HAVE_ARCH_KASAN_SW_TAGS for arm64 to enable software tag-based
> KASAN mode.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
> ---
> arch/arm64/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 787d7850e064..8b331dcfb48e 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -111,6 +111,7 @@ config ARM64
> select HAVE_ARCH_JUMP_LABEL
> 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 !(ARM64_16K_PAGES && ARM64_VA_BITS_48)
Can you do if HAVE_ARCH_KASAN instead?
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
Kate Stewart <kstewart@linuxfoundation.org>,
linux-doc@vger.kernel.org,
Catalin Marinas <catalin.marinas@arm.com>,
Paul Lawrence <paullawrence@google.com>,
linux-mm@kvack.org, Alexander Potapenko <glider@google.com>,
Chintan Pandya <cpandya@codeaurora.org>,
Christoph Lameter <cl@linux.com>, Ingo Molnar <mingo@kernel.org>,
Jacob Bramley <Jacob.Bramley@arm.com>,
Ruben Ayrapetyan <Ruben.Ayrapetyan@arm.com>,
Mark Brand <markbrand@google.com>,
kasan-dev@googlegroups.com, linux-sparse@vger.kernel.org,
Geert Uytterhoeven <geert@linux-m68k.org>,
linux-arm-kernel@lists.infradead.org,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
Dave Martin <dave.martin@arm.com>,
Evgeniy Stepanov <eugenis@google.com>,
Vishwath Mohan <vishwath@google.com>,
Arnd Bergmann <arnd@arndb.de>,
linux-kbuild@vger.kernel.org, Marc Zyngier <marc.zyngier@arm.com>,
Ramana Radhakrishnan <Ramana.Radhakrishnan@arm.com>,
Mike Rapoport <rppt@linux.vnet.ibm.com>,
Dmitry Vyukov <dvyukov@google.com>,
Kostya Serebryany <kcc@google.com>, Jann Horn <jannh@google.com>,
Ard Biesheuvel <ard.biesheuvel@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Nick Desaulniers <ndesaulniers@google.com>,
linux-kernel@vger.kernel.org,
"Eric W . Biederman" <ebiederm@xmission.com>,
Lee Smith <Lee.Smith@arm.com>,
Andrew Morton <akpm@linux-foundation.org>,
"Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>
Subject: Re: [PATCH v12 23/25] kasan, arm64: select HAVE_ARCH_KASAN_SW_TAGS
Date: Thu, 29 Nov 2018 18:01:35 +0000 [thread overview]
Message-ID: <20181129180134.GA4318@arm.com> (raw)
In-Reply-To: <996c9b3898bb3c5de977d00215ddc4bf8cf154c1.1543337629.git.andreyknvl@google.com>
On Tue, Nov 27, 2018 at 05:55:41PM +0100, Andrey Konovalov wrote:
> Now, that all the necessary infrastructure code has been introduced,
> select HAVE_ARCH_KASAN_SW_TAGS for arm64 to enable software tag-based
> KASAN mode.
>
> Signed-off-by: Andrey Konovalov <andreyknvl@google.com>
> ---
> arch/arm64/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
> index 787d7850e064..8b331dcfb48e 100644
> --- a/arch/arm64/Kconfig
> +++ b/arch/arm64/Kconfig
> @@ -111,6 +111,7 @@ config ARM64
> select HAVE_ARCH_JUMP_LABEL
> 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 !(ARM64_16K_PAGES && ARM64_VA_BITS_48)
Can you do if HAVE_ARCH_KASAN instead?
Will
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next prev parent reply other threads:[~2018-11-29 18:01 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-27 16:55 [PATCH v12 00/25] kasan: add software tag-based mode for arm64 Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 01/25] kasan, mm: change hooks signatures Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 02/25] kasan, slub: handle pointer tags in early_kmem_cache_node_alloc Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 03/25] kasan: move common generic and tag-based code to common.c Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 04/25] kasan: rename source files to reflect the new naming scheme Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 05/25] kasan: add CONFIG_KASAN_GENERIC and CONFIG_KASAN_SW_TAGS Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-12-04 22:23 ` Max Filippov
2018-12-04 22:23 ` Max Filippov
2018-12-04 22:23 ` Max Filippov
2018-12-06 10:19 ` Andrey Konovalov
2018-12-06 10:19 ` Andrey Konovalov
2018-12-06 10:19 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 06/25] kasan, arm64: adjust shadow size for tag-based mode Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 07/25] kasan: rename kasan_zero_page to kasan_early_shadow_page Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 08/25] kasan: initialize shadow to 0xff for tag-based mode Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 09/25] arm64: move untagged_addr macro from uaccess.h to memory.h Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 10/25] kasan: add tag related helper functions Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 11/25] kasan, arm64: untag address in _virt_addr_is_linear Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 12/25] kasan: preassign tags to objects with ctors or SLAB_TYPESAFE_BY_RCU Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 13/25] kasan, arm64: fix up fault handling logic Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 14/25] kasan, arm64: enable top byte ignore for the kernel Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 15/25] kasan, mm: perform untagged pointers comparison in krealloc Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 16/25] kasan: split out generic_report.c from report.c Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 17/25] kasan: add bug reporting routines for tag-based mode Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 18/25] mm: move obj_to_index to include/linux/slab_def.h Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 19/25] kasan: add hooks implementation for tag-based mode Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 20/25] kasan, arm64: add brk handler for inline instrumentation Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-29 18:01 ` Will Deacon
2018-11-29 18:01 ` Will Deacon
2018-11-29 18:01 ` Will Deacon
2018-12-06 10:31 ` Andrey Konovalov
2018-12-06 10:31 ` Andrey Konovalov
2018-12-06 10:31 ` Andrey Konovalov
2018-12-06 11:11 ` Will Deacon
2018-12-06 11:11 ` Will Deacon
2018-12-06 11:11 ` Will Deacon
2018-12-06 12:25 ` Andrey Konovalov
2018-12-06 12:25 ` Andrey Konovalov
2018-12-06 12:25 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 21/25] kasan, mm, arm64: tag non slab memory allocated via pagealloc Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 22/25] kasan: add __must_check annotations to kasan hooks Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 23/25] kasan, arm64: select HAVE_ARCH_KASAN_SW_TAGS Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-29 18:01 ` Will Deacon [this message]
2018-11-29 18:01 ` Will Deacon
2018-11-29 18:01 ` Will Deacon
2018-12-06 10:19 ` Andrey Konovalov
2018-12-06 10:19 ` Andrey Konovalov
2018-12-06 10:19 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 24/25] kasan: update documentation Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
2018-11-27 16:55 ` [PATCH v12 25/25] kasan: add SPDX-License-Identifier mark to source files Andrey Konovalov
2018-11-27 16:55 ` Andrey Konovalov
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