From: Julien Grall <julien@xen.org>
To: Bertrand Marquis <bertrand.marquis@arm.com>,
xen-devel@lists.xenproject.org
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
George Dunlap <george.dunlap@citrix.com>,
Ian Jackson <iwj@xenproject.org>, Jan Beulich <jbeulich@suse.com>,
Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wl@xen.org>,
Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>
Subject: Re: [PATCH v2 3/3] xen/arm: Warn user on cpu errata 832075
Date: Wed, 28 Oct 2020 18:39:14 +0000 [thread overview]
Message-ID: <c6790d34-2893-78c4-d49f-7ef4acfceb96@xen.org> (raw)
In-Reply-To: <4d62bc0844576b80e00ea48e318be238a4d73eae.1603728729.git.bertrand.marquis@arm.com>
Hi Bertrand,
On 26/10/2020 16:21, Bertrand Marquis wrote:
> When a Cortex A57 processor is affected by CPU errata 832075, a guest
> not implementing the workaround for it could deadlock the system.
> Add a warning during boot informing the user that only trusted guests
> should be executed on the system.
> An equivalent warning is already given to the user by KVM on cores
> affected by this errata.
>
> Also taint the hypervisor as unsecure when this errata applies and
> mention Cortex A57 r0p0 - r1p2 as not security supported in SUPPORT.md
>
> Signed-off-by: Bertrand Marquis <bertrand.marquis@arm.com>
Reviewed-by: Julien Grall <jgrall@amazon.com>
If you don't need to resend the series, then I would be happy to fix the
typo pointed out by George on commit.
Cheers,
--
Julien Grall
next prev parent reply other threads:[~2020-10-28 18:39 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-26 16:20 [PATCH v2 0/3] xen/arm: Warn user on cpu errata 832075 Bertrand Marquis
2020-10-26 16:21 ` [PATCH v2 1/3] xen/arm: use printk_once for errata warning prints Bertrand Marquis
2020-10-27 22:42 ` Stefano Stabellini
2020-10-26 16:21 ` [PATCH v2 2/3] xen: Add an unsecure Taint type Bertrand Marquis
2020-10-27 22:43 ` Stefano Stabellini
2020-10-26 16:21 ` [PATCH v2 3/3] xen/arm: Warn user on cpu errata 832075 Bertrand Marquis
2020-10-27 22:44 ` Stefano Stabellini
2020-10-28 8:43 ` Bertrand Marquis
2020-10-28 9:43 ` George Dunlap
2020-10-28 9:56 ` Bertrand Marquis
2020-10-28 18:36 ` Julien Grall
2020-10-28 18:39 ` Julien Grall [this message]
2020-10-28 20:10 ` Stefano Stabellini
2020-10-29 9:55 ` Bertrand Marquis
2020-10-29 23:32 ` Stefano Stabellini
2020-10-30 8:40 ` Bertrand Marquis
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=c6790d34-2893-78c4-d49f-7ef4acfceb96@xen.org \
--to=julien@xen.org \
--cc=Volodymyr_Babchuk@epam.com \
--cc=andrew.cooper3@citrix.com \
--cc=bertrand.marquis@arm.com \
--cc=george.dunlap@citrix.com \
--cc=iwj@xenproject.org \
--cc=jbeulich@suse.com \
--cc=sstabellini@kernel.org \
--cc=wl@xen.org \
--cc=xen-devel@lists.xenproject.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.