All of lore.kernel.org
 help / color / mirror / Atom feed
From: Andrew Jones <drjones@redhat.com>
To: Haibo Xu <haibo.xu@linaro.org>
Cc: peter.maydell@linaro.org, richard.henderson@linaro.org,
	qemu-devel@nongnu.org, abologna@redhat.com, qemu-arm@nongnu.org,
	philmd@redhat.com
Subject: Re: [PATCH RESEND v2 0/6] target/arm: Add nested virtualization support
Date: Tue, 27 Apr 2021 11:40:32 +0200	[thread overview]
Message-ID: <20210427094032.awefmueute7gek2d@gator.home> (raw)
In-Reply-To: <cover.1617281290.git.haibo.xu@linaro.org>

On Thu, Apr 01, 2021 at 05:55:32AM -0700, Haibo Xu wrote:
> v2:
>   - Move the NV to a CPU feature flag(Andrea&Andrew)
>   - Add CPU feature 'el2' test(Andrew)
> 
> Many thanks to Andrea and Andrew for their comments!
> 
> This series add support for ARMv8.3/8.4 nested virtualization support
> in KVM mode. It's based on Marc Zyngier's kernel KVM patches[1], and 
> has been tested on a FVP model to run a L2 guest with Qemu. Now the 
> feature can be enabled by "-M virt,accel=kvm -cpu host,el2=on" when
> starting a VM. 
> 
> [1] https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git/log/?h=kvm-arm64/nv-5.12-WIP
> 
> Haibo Xu (6):
>   Update linux header with new arm64 NV macro
>   target/arm/kvm: Add helper to detect el2 when using KVM
>   target/arm/kvm: Add an option to turn on/off el2 support
>   hw/intc/arm_gicv3: Enable support for setting vGIC maintenance IRQ
>   target/arm/cpu: Enable 'el2' to work with host/max cpu
>   target/arm: Add vCPU feature 'el2' test.

Hi Haibo,

Thank you for this new feature.

Please also update docs/system/arm/cpu-features.rst in the next version of
this patch series.

Thanks,
drew



  parent reply	other threads:[~2021-04-27  9:43 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-01 12:55 [PATCH RESEND v2 0/6] target/arm: Add nested virtualization support Haibo Xu
2021-04-01 12:55 ` [PATCH RESEND v2 1/6] Update linux header with new arm64 NV macro Haibo Xu
2021-04-01 12:55 ` [PATCH RESEND v2 2/6] target/arm/kvm: Add helper to detect el2 when using KVM Haibo Xu
2021-04-27  8:27   ` Andrew Jones
2021-04-01 12:55 ` [PATCH RESEND v2 3/6] target/arm/kvm: Add an option to turn on/off el2 support Haibo Xu
2021-04-27  8:38   ` Andrew Jones
2021-04-27  9:29   ` Peter Maydell
2021-04-01 12:55 ` [PATCH RESEND v2 4/6] hw/intc/arm_gicv3: Enable support for setting vGIC maintenance IRQ Haibo Xu
2021-04-27  8:55   ` Andrew Jones
2021-04-01 12:55 ` [PATCH RESEND v2 5/6] target/arm/cpu: Enable 'el2' to work with host/max cpu Haibo Xu
2021-04-27  9:24   ` Andrew Jones
2021-04-27  9:38     ` Peter Maydell
2021-04-27  9:49       ` Andrew Jones
2021-04-27 12:04         ` Peter Maydell
2021-04-01 12:55 ` [PATCH RESEND v2 6/6] target/arm: Add vCPU feature 'el2' test Haibo Xu
2021-04-27  9:37   ` Andrew Jones
2021-04-01 17:53 ` [PATCH RESEND v2 0/6] target/arm: Add nested virtualization support Andrea Bolognani
2021-04-27  9:40 ` Andrew Jones [this message]
2021-04-27  9:42 ` Peter Maydell
2021-04-27  9:54   ` Andrew Jones
2021-04-27 12:15     ` Peter Maydell
2021-04-27 14:48       ` Andrew Jones
2021-04-27 14:58         ` Peter Maydell
2021-04-27 15:01           ` Peter Maydell
2021-04-27 16:17             ` Andrew Jones

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=20210427094032.awefmueute7gek2d@gator.home \
    --to=drjones@redhat.com \
    --cc=abologna@redhat.com \
    --cc=haibo.xu@linaro.org \
    --cc=peter.maydell@linaro.org \
    --cc=philmd@redhat.com \
    --cc=qemu-arm@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    --cc=richard.henderson@linaro.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.