All of lore.kernel.org
 help / color / mirror / Atom feed
From: Peter Collingbourne <pcc@google.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Linux ARM <linux-arm-kernel@lists.infradead.org>,
	 Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	kasan-dev <kasan-dev@googlegroups.com>,
	 Andrew Morton <akpm@linux-foundation.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	 Will Deacon <will@kernel.org>,
	Dmitry Vyukov <dvyukov@google.com>,
	 Andrey Ryabinin <aryabinin@virtuozzo.com>,
	Alexander Potapenko <glider@google.com>,
	 Marco Elver <elver@google.com>,
	Evgenii Stepanov <eugenis@google.com>,
	 Branislav Rankov <Branislav.Rankov@arm.com>,
	Andrey Konovalov <andreyknvl@gmail.com>,
	 Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH 0/5] arm64: ARMv8.7-A: MTE: Add asymm mode support
Date: Mon, 20 Sep 2021 14:29:46 -0700	[thread overview]
Message-ID: <CAMn1gO5sUhDkx4w-Kk8hw0xLbXmr129xeJa6YhxOeJ-v83hp6w@mail.gmail.com> (raw)
In-Reply-To: <20210913081424.48613-1-vincenzo.frascino@arm.com>

On Mon, Sep 13, 2021 at 1:21 AM Vincenzo Frascino
<vincenzo.frascino@arm.com> wrote:
>
> This series implements the asymmetric mode support for ARMv8.7-A Memory
> Tagging Extension (MTE), which is a debugging feature that allows to
> detect with the help of the architecture the C and C++ programmatic
> memory errors like buffer overflow, use-after-free, use-after-return, etc.

Unless I'm missing something, it looks like this only includes KASAN
support and not userspace support. Is userspace support coming in a
separate patch?

The fact that this only includes KASAN support should probably be in
the commit messages as well.

Peter

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Peter Collingbourne <pcc@google.com>
To: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Linux ARM <linux-arm-kernel@lists.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	kasan-dev <kasan-dev@googlegroups.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>, Dmitry Vyukov <dvyukov@google.com>,
	Andrey Ryabinin <aryabinin@virtuozzo.com>,
	Alexander Potapenko <glider@google.com>,
	Marco Elver <elver@google.com>,
	Evgenii Stepanov <eugenis@google.com>,
	Branislav Rankov <Branislav.Rankov@arm.com>,
	Andrey Konovalov <andreyknvl@gmail.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH 0/5] arm64: ARMv8.7-A: MTE: Add asymm mode support
Date: Mon, 20 Sep 2021 14:29:46 -0700	[thread overview]
Message-ID: <CAMn1gO5sUhDkx4w-Kk8hw0xLbXmr129xeJa6YhxOeJ-v83hp6w@mail.gmail.com> (raw)
In-Reply-To: <20210913081424.48613-1-vincenzo.frascino@arm.com>

On Mon, Sep 13, 2021 at 1:21 AM Vincenzo Frascino
<vincenzo.frascino@arm.com> wrote:
>
> This series implements the asymmetric mode support for ARMv8.7-A Memory
> Tagging Extension (MTE), which is a debugging feature that allows to
> detect with the help of the architecture the C and C++ programmatic
> memory errors like buffer overflow, use-after-free, use-after-return, etc.

Unless I'm missing something, it looks like this only includes KASAN
support and not userspace support. Is userspace support coming in a
separate patch?

The fact that this only includes KASAN support should probably be in
the commit messages as well.

Peter

  parent reply	other threads:[~2021-09-20 21:32 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-13  8:14 [PATCH 0/5] arm64: ARMv8.7-A: MTE: Add asymm mode support Vincenzo Frascino
2021-09-13  8:14 ` Vincenzo Frascino
2021-09-13  8:14 ` [PATCH 1/5] kasan: Remove duplicate of kasan_flag_async Vincenzo Frascino
2021-09-13  8:14   ` Vincenzo Frascino
2021-09-20 15:31   ` Catalin Marinas
2021-09-20 15:31     ` Catalin Marinas
2021-10-03 17:12   ` Andrey Konovalov
2021-10-03 17:12     ` Andrey Konovalov
2021-09-13  8:14 ` [PATCH 2/5] arm64: mte: Bitfield definitions for Asymm MTE Vincenzo Frascino
2021-09-13  8:14   ` Vincenzo Frascino
2021-09-20 15:31   ` Catalin Marinas
2021-09-20 15:31     ` Catalin Marinas
2021-09-13  8:14 ` [PATCH 3/5] arm64: mte: CPU feature detection " Vincenzo Frascino
2021-09-13  8:14   ` Vincenzo Frascino
2021-09-20 15:31   ` Catalin Marinas
2021-09-20 15:31     ` Catalin Marinas
2021-09-20 15:41   ` Suzuki K Poulose
2021-09-20 15:41     ` Suzuki K Poulose
2021-09-13  8:14 ` [PATCH 4/5] arm64: mte: Add asymmetric mode support Vincenzo Frascino
2021-09-13  8:14   ` Vincenzo Frascino
2021-09-20 15:31   ` Catalin Marinas
2021-09-20 15:31     ` Catalin Marinas
2021-10-03 17:15   ` Andrey Konovalov
2021-10-03 17:15     ` Andrey Konovalov
2021-10-04 15:39     ` Vincenzo Frascino
2021-10-04 15:39       ` Vincenzo Frascino
2021-09-13  8:14 ` [PATCH 5/5] kasan: Extend KASAN mode kernel parameter Vincenzo Frascino
2021-09-13  8:14   ` Vincenzo Frascino
2021-09-16 10:43   ` Marco Elver
2021-09-16 10:43     ` Marco Elver
2021-09-20  7:46     ` Vincenzo Frascino
2021-09-20  7:46       ` Vincenzo Frascino
2021-10-03 17:16       ` Andrey Konovalov
2021-10-03 17:16         ` Andrey Konovalov
2021-10-04 15:45         ` Vincenzo Frascino
2021-10-04 15:45           ` Vincenzo Frascino
2021-09-20 15:32   ` Catalin Marinas
2021-09-20 15:32     ` Catalin Marinas
2021-09-20 21:29 ` Peter Collingbourne [this message]
2021-09-20 21:29   ` [PATCH 0/5] arm64: ARMv8.7-A: MTE: Add asymm mode support Peter Collingbourne
2021-09-21  7:03   ` Vincenzo Frascino
2021-09-21  7:03     ` Vincenzo Frascino
2021-09-29 15:49 ` Will Deacon
2021-09-29 15:49   ` Will Deacon
2021-10-04 15:16   ` Vincenzo Frascino
2021-10-04 15:16     ` Vincenzo Frascino

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=CAMn1gO5sUhDkx4w-Kk8hw0xLbXmr129xeJa6YhxOeJ-v83hp6w@mail.gmail.com \
    --to=pcc@google.com \
    --cc=Branislav.Rankov@arm.com \
    --cc=akpm@linux-foundation.org \
    --cc=andreyknvl@gmail.com \
    --cc=aryabinin@virtuozzo.com \
    --cc=catalin.marinas@arm.com \
    --cc=dvyukov@google.com \
    --cc=elver@google.com \
    --cc=eugenis@google.com \
    --cc=glider@google.com \
    --cc=kasan-dev@googlegroups.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lorenzo.pieralisi@arm.com \
    --cc=vincenzo.frascino@arm.com \
    --cc=will@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.