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Re: [PATCH v5 12/12] xen/changelog: Add SVE and "dom0" options to the changelog for Arm
- To: Luca Fancellu <Luca.Fancellu@xxxxxxx>
- From: Bertrand Marquis <Bertrand.Marquis@xxxxxxx>
- Date: Tue, 18 Apr 2023 12:56:54 +0000
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- Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Chen <Wei.Chen@xxxxxxx>, Henry Wang <Henry.Wang@xxxxxxx>, Community Manager <community.manager@xxxxxxxxxxxxxx>
- Delivery-date: Tue, 18 Apr 2023 12:57:19 +0000
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- Thread-topic: [PATCH v5 12/12] xen/changelog: Add SVE and "dom0" options to the changelog for Arm
Hi Luca,
> On 12 Apr 2023, at 11:49, Luca Fancellu <Luca.Fancellu@xxxxxxx> wrote:
>
> Arm now can use the "dom0=" Xen command line option and the support
> for guests running SVE instructions is added, put entries in the
> changelog.
>
> Signed-off-by: Luca Fancellu <luca.fancellu@xxxxxxx>
> ---
> Changes from v4:
> - No changes
> Change from v3:
> - new patch
> ---
> CHANGELOG.md | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/CHANGELOG.md b/CHANGELOG.md
> index c978cfd9b68f..a24951603359 100644
> --- a/CHANGELOG.md
> +++ b/CHANGELOG.md
> @@ -6,6 +6,10 @@ The format is based on [Keep a
> Changelog](https://keepachangelog.com/en/1.0.0/)
>
> ## [unstable
> UNRELEASED](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=staging) -
> TBD
>
> +### Changed
> +- The "dom0" option is now supported on Arm and "sve=" sub-option can be used
> + to enable dom0 guest to use SVE/SVE2 instructions.
> +
> ### Added
> - On x86, support for features new in Intel Sapphire Rapids CPUs:
> - PKS (Protection Key Supervisor) available to HVM/PVH guests.
> @@ -14,6 +18,7 @@ The format is based on [Keep a
> Changelog](https://keepachangelog.com/en/1.0.0/)
> - Bus-lock detection, used by Xen to mitigate (by rate-limiting) the system
> wide impact of a guest misusing atomic instructions.
> - xl/libxl can customize SMBIOS strings for HVM guests.
> + - On Arm, Xen supports guests running SVE/SVE2 instructions.
Might be a good idea to mention that this is a tech preview ?
Cheers
Bertrand
>
> ##
> [4.17.0](https://xenbits.xen.org/gitweb/?p=xen.git;a=shortlog;h=RELEASE-4.17.0)
> - 2022-12-12
>
> --
> 2.34.1
>
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