All of lore.kernel.org
 help / color / mirror / Atom feed
From: Cornelia Huck <cohuck@redhat.com>
To: David Hildenbrand <david@redhat.com>, qemu-devel@nongnu.org
Cc: "Daniel P . Berrangé" <berrange@redhat.com>,
	qemu-s390x@nongnu.org,
	"Richard Henderson" <richard.henderson@linaro.org>,
	"Thomas Huth" <thuth@redhat.com>,
	"David Hildenbrand" <david@redhat.com>
Subject: Re: [PATCH v1 1/2] s390x/cpu_models: drop "msa5" from the TCG "max" model
Date: Wed, 23 Mar 2022 12:18:21 +0100	[thread overview]
Message-ID: <87bkxw7w8y.fsf@redhat.com> (raw)
In-Reply-To: <20220322112256.118417-2-david@redhat.com>

On Tue, Mar 22 2022, David Hildenbrand <david@redhat.com> wrote:

> We don't include the "msa5" feature in the "qemu" model because it
> generates a warning. The PoP states:
>
> "The message-security-assist extension 5 requires
> the secure-hash-algorithm (SHA-512) capabilities of
> the message-security-assist extension 2 as a prereq-
> uisite. (March, 2015)"
>
> As SHA-512 won't be supported in the near future, let's just drop the
> feature from the "max" model. This avoids the warning and allows us for
> making the "max" model match the "qemu" model (except for compat
> machines). We don't lose much, as we only implement the function stubs
> for MSA, exclusing any real subfunctions.
>
> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/897
> Signed-off-by: David Hildenbrand <david@redhat.com>
> ---
>  target/s390x/gen-features.c | 2 --
>  1 file changed, 2 deletions(-)

Reviewed-by: Cornelia Huck <cohuck@redhat.com>



  parent reply	other threads:[~2022-03-23 11:27 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-22 11:22 [PATCH v1 0/2] s390x/cpu_models: make "max" match the unmodified "qemu" CPU model under TCG David Hildenbrand
2022-03-22 11:22 ` [PATCH v1 1/2] s390x/cpu_models: drop "msa5" from the TCG "max" model David Hildenbrand
2022-03-22 16:41   ` Thomas Huth
2022-03-23 11:18   ` Cornelia Huck [this message]
2022-03-22 11:22 ` [PATCH v1 2/2] s390x/cpu_models: make "max" match the unmodified "qemu" CPU model under TCG David Hildenbrand
2022-03-23 11:20   ` Cornelia Huck
2022-03-22 15:06 ` [PATCH v1 0/2] " Richard Henderson

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=87bkxw7w8y.fsf@redhat.com \
    --to=cohuck@redhat.com \
    --cc=berrange@redhat.com \
    --cc=david@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-s390x@nongnu.org \
    --cc=richard.henderson@linaro.org \
    --cc=thuth@redhat.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 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.