From: Andrey Konovalov <andreyknvl@google.com>
To: Marco Elver <elver@google.com>
Cc: Linux ARM <linux-arm-kernel@lists.infradead.org>,
Branislav Rankov <Branislav.Rankov@arm.com>,
Elena Petrova <lenaptr@google.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Kevin Brodsky <kevin.brodsky@arm.com>,
Will Deacon <will.deacon@arm.com>,
LKML <linux-kernel@vger.kernel.org>,
kasan-dev <kasan-dev@googlegroups.com>,
Linux Memory Management List <linux-mm@kvack.org>,
Alexander Potapenko <glider@google.com>,
Evgenii Stepanov <eugenis@google.com>,
Andrey Ryabinin <aryabinin@virtuozzo.com>,
Andrew Morton <akpm@linux-foundation.org>,
Vincenzo Frascino <vincenzo.frascino@arm.com>,
Dmitry Vyukov <dvyukov@google.com>
Subject: Re: [PATCH v2 33/37] kasan, arm64: implement HW_TAGS runtime
Date: Fri, 18 Sep 2020 14:28:11 +0200 [thread overview]
Message-ID: <CAAeHK+zxJqQ3v_K7UkMMMrz73+3LQwZctDGngrJabXtiXU5YvA@mail.gmail.com> (raw)
In-Reply-To: <20200918104650.GA2384246@elver.google.com>
On Fri, Sep 18, 2020 at 12:46 PM Marco Elver <elver@google.com> wrote:
>
> On Tue, Sep 15, 2020 at 11:16PM +0200, Andrey Konovalov wrote:
> [...]
> > arch/arm64/include/asm/memory.h | 4 +-
> > arch/arm64/kernel/setup.c | 1 -
> > include/linux/kasan.h | 6 +--
> > include/linux/mm.h | 2 +-
> > include/linux/page-flags-layout.h | 2 +-
> > mm/kasan/Makefile | 5 ++
> > mm/kasan/common.c | 14 +++---
> > mm/kasan/kasan.h | 17 +++++--
> > mm/kasan/report_tags_hw.c | 47 +++++++++++++++++++
> > mm/kasan/report_tags_sw.c | 2 +-
> > mm/kasan/shadow.c | 2 +-
> > mm/kasan/tags_hw.c | 78 +++++++++++++++++++++++++++++++
> > mm/kasan/tags_sw.c | 2 +-
> > 13 files changed, 162 insertions(+), 20 deletions(-)
> > create mode 100644 mm/kasan/report_tags_hw.c
> > create mode 100644 mm/kasan/tags_hw.c
> [...]
> > diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
> > index 77c4c9bad1b8..5985be8af2c6 100644
> > --- a/arch/arm64/kernel/setup.c
> > +++ b/arch/arm64/kernel/setup.c
> > @@ -358,7 +358,6 @@ void __init __no_sanitize_address setup_arch(char **cmdline_p)
> > smp_init_cpus();
> > smp_build_mpidr_hash();
> >
> > - /* Init percpu seeds for random tags after cpus are set up. */
>
> Why was the comment removed and not updated?
Will fix in v3, thanks!
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next prev parent reply other threads:[~2020-09-18 12:29 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-15 21:15 [PATCH v2 00/37] kasan: add hardware tag-based mode for arm64 Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 01/37] kasan: KASAN_VMALLOC depends on KASAN_GENERIC Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 02/37] kasan: group vmalloc code Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 03/37] kasan: shadow declarations only for software modes Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 04/37] kasan: rename (un)poison_shadow to (un)poison_memory Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 05/37] kasan: rename KASAN_SHADOW_* to KASAN_GRANULE_* Andrey Konovalov
2020-09-18 8:04 ` Alexander Potapenko
2020-09-18 10:42 ` Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 06/37] kasan: only build init.c for software modes Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 07/37] kasan: split out shadow.c from common.c Andrey Konovalov
2020-09-18 8:17 ` Alexander Potapenko
2020-09-18 10:39 ` Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 08/37] kasan: rename generic/tags_report.c files Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 09/37] kasan: don't duplicate config dependencies Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 10/37] kasan: hide invalid free check implementation Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 11/37] kasan: decode stack frame only with KASAN_STACK_ENABLE Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 12/37] kasan, arm64: only init shadow for software modes Andrey Konovalov
2020-09-17 17:05 ` Catalin Marinas
2020-09-15 21:15 ` [PATCH v2 13/37] kasan, arm64: only use kasan_depth " Andrey Konovalov
2020-09-17 17:05 ` Catalin Marinas
2020-09-15 21:15 ` [PATCH v2 14/37] kasan: rename addr_has_shadow to addr_has_metadata Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 15/37] kasan: rename print_shadow_for_address to print_memory_metadata Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 16/37] kasan: kasan_non_canonical_hook only for software modes Andrey Konovalov
2020-09-15 21:15 ` [PATCH v2 17/37] kasan: rename SHADOW layout macros to META Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 18/37] kasan: separate metadata_fetch_row for each mode Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 19/37] kasan: don't allow SW_TAGS with ARM64_MTE Andrey Konovalov
2020-09-17 17:05 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 20/37] kasan: rename tags.c to tags_sw.c Andrey Konovalov
2020-09-18 9:41 ` Alexander Potapenko
2020-09-18 9:44 ` Alexander Potapenko
2020-09-18 9:46 ` Alexander Potapenko
2020-09-18 10:42 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 21/37] kasan: introduce CONFIG_KASAN_HW_TAGS Andrey Konovalov
2020-09-18 12:32 ` Marco Elver
2020-09-18 15:06 ` Andrey Konovalov
2020-09-18 15:36 ` Marco Elver
2020-09-18 15:45 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 22/37] arm64: mte: Add in-kernel MTE helpers Andrey Konovalov
2020-09-17 13:46 ` Catalin Marinas
2020-09-17 14:21 ` Vincenzo Frascino
2020-09-18 9:36 ` Catalin Marinas
2020-09-22 10:16 ` Vincenzo Frascino
2020-09-17 16:17 ` Vincenzo Frascino
2020-09-17 17:07 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 23/37] arm64: kasan: Add arch layer for memory tagging helpers Andrey Konovalov
2020-09-17 17:05 ` Catalin Marinas
2020-09-18 13:00 ` Marco Elver
2020-09-18 14:56 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 24/37] arm64: mte: Add in-kernel tag fault handler Andrey Konovalov
2020-09-17 14:03 ` Catalin Marinas
2020-09-17 14:24 ` Vincenzo Frascino
2020-09-17 14:59 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 25/37] arm64: kasan: Enable in-kernel MTE Andrey Konovalov
2020-09-17 16:35 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 26/37] arm64: mte: Convert gcr_user into an exclude mask Andrey Konovalov
2020-09-17 17:06 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 27/37] arm64: mte: Switch GCR_EL1 in kernel entry and exit Andrey Konovalov
2020-09-17 16:52 ` Catalin Marinas
2020-09-17 16:58 ` Catalin Marinas
2020-09-17 18:47 ` Vincenzo Frascino
2020-09-18 9:39 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 28/37] arm64: kasan: Enable TBI EL1 Andrey Konovalov
2020-09-17 16:54 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 29/37] arm64: kasan: Align allocations for HW_TAGS Andrey Konovalov
2020-09-17 17:06 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 30/37] kasan: define KASAN_GRANULE_SIZE " Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 31/37] kasan, x86, s390: update undef CONFIG_KASAN Andrey Konovalov
2020-09-18 10:52 ` Marco Elver
2020-09-18 15:07 ` Andrey Konovalov
2020-09-24 21:35 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 32/37] kasan, arm64: expand CONFIG_KASAN checks Andrey Konovalov
2020-09-17 17:06 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 33/37] kasan, arm64: implement HW_TAGS runtime Andrey Konovalov
2020-09-17 17:06 ` Catalin Marinas
2020-09-18 10:46 ` Marco Elver
2020-09-18 12:28 ` Andrey Konovalov [this message]
2020-09-18 12:52 ` Marco Elver
2020-09-18 15:00 ` Andrey Konovalov
2020-09-18 15:19 ` Marco Elver
2020-09-18 15:52 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 34/37] kasan, arm64: print report from tag fault handler Andrey Konovalov
2020-09-17 17:04 ` Catalin Marinas
2020-09-18 12:26 ` Andrey Konovalov
2020-09-15 21:16 ` [PATCH v2 35/37] kasan, slub: reset tags when accessing metadata Andrey Konovalov
2020-09-18 14:44 ` Marco Elver
2020-09-18 14:55 ` Andrey Konovalov
2020-09-18 15:29 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 36/37] kasan, arm64: enable CONFIG_KASAN_HW_TAGS Andrey Konovalov
2020-09-17 17:04 ` Catalin Marinas
2020-09-15 21:16 ` [PATCH v2 37/37] kasan: add documentation for hardware tag-based mode Andrey Konovalov
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