From: Vincenzo Frascino <vincenzo.frascino@arm.com>
To: Andrey Konovalov <andreyknvl@google.com>
Cc: Linux ARM <linux-arm-kernel@lists.infradead.org>,
LKML <linux-kernel@vger.kernel.org>,
kasan-dev <kasan-dev@googlegroups.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
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>
Subject: Re: [PATCH 2/4] arm64: mte: Add asynchronous mode support
Date: Fri, 8 Jan 2021 17:26:10 +0000 [thread overview]
Message-ID: <1e1e9d66-32da-6bb8-b4cf-91c03ea90180@arm.com> (raw)
In-Reply-To: <CAAeHK+zjwr0M92zqUjseJmRmhHb=4GjevEft-mahfx5DOkq==w@mail.gmail.com>
Hi Andrey,
On 1/8/21 1:36 PM, Andrey Konovalov wrote:
> Perhaps we could add a generic arch-agnostic enum to
> include/linux/kasan.h and use it in both arm64 and KASAN code?
>
> enum kasan_hw_tags_mode {
> KASAN_HW_TAGS_SYNC,
> KASAN_HW_TAGS_ASYNC
> }
>
> Assuming other architectures that support memory tagging will end up
> with sync/async mode separation as well, this should work. But even if
> that doesn't happen, this interface can be adjusted later.
I am fine with this solution, I will add it in my v3.
As part of the enumeration I will add READ_SYNC mode as well, so we have all the
possible combinations.
--
Regards,
Vincenzo
next prev parent reply other threads:[~2021-01-08 17:23 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-06 11:55 [PATCH 0/4] arm64: ARMv8.5-A: MTE: Add async " Vincenzo Frascino
2021-01-06 11:55 ` [PATCH 1/4] kasan, arm64: Add KASAN light mode Vincenzo Frascino
2021-01-06 11:55 ` [PATCH 2/4] arm64: mte: Add asynchronous mode support Vincenzo Frascino
2021-01-07 16:29 ` Andrey Konovalov
2021-01-07 17:29 ` Vincenzo Frascino
2021-01-07 19:18 ` Andrey Konovalov
2021-01-08 10:48 ` Vincenzo Frascino
2021-01-08 13:36 ` Andrey Konovalov
2021-01-08 17:26 ` Vincenzo Frascino [this message]
2021-01-06 11:55 ` [PATCH 3/4] arm64: mte: Enable async tag check fault Vincenzo Frascino
2021-01-06 15:01 ` kernel test robot
2021-01-06 11:55 ` [PATCH 4/4] arm64: mte: Optimize mte_assign_mem_tag_range() Vincenzo Frascino
2021-01-06 16:35 ` [PATCH 0/4] arm64: ARMv8.5-A: MTE: Add async mode support Vincenzo Frascino
2021-01-06 16:42 ` Will Deacon
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=1e1e9d66-32da-6bb8-b4cf-91c03ea90180@arm.com \
--to=vincenzo.frascino@arm.com \
--cc=Branislav.Rankov@arm.com \
--cc=andreyknvl@google.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=will.deacon@arm.com \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®