kvm.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Peter Maydell <peter.maydell@linaro.org>
To: Marc Zyngier <maz@kernel.org>
Cc: eric.auger@redhat.com, qemu-devel@nongnu.org,
	kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org,
	kernel-team@android.com, Andrew Jones <drjones@redhat.com>
Subject: Re: [PATCH v4 2/6] hw/arm/virt: Add a control for the the highmem redistributors
Date: Mon, 10 Jan 2022 15:47:47 +0000	[thread overview]
Message-ID: <CAFEAcA-OF29ptHr0X9ojyLEcDw9v7Smc5PC3O+v5Uv3bjiSmRA@mail.gmail.com> (raw)
In-Reply-To: <87k0f7tx17.wl-maz@kernel.org>

On Mon, 10 Jan 2022 at 15:45, Marc Zyngier <maz@kernel.org> wrote:
> $ /home/maz/vminstall/qemu-hack -m 1G -smp 256 -cpu host -machine virt,accel=kvm,gic-version=3,highmem=on -nographic -drive if=pflash,format=raw,readonly=on,file=/usr/share/AAVMF/AAVMF_CODE.fd
> qemu-hack: warning: Number of SMP cpus requested (256) exceeds the recommended cpus supported by KVM (8)
> qemu-hack: warning: Number of hotpluggable cpus requested (256) exceeds the recommended cpus supported by KVM (8)
> qemu-hack: Capacity of the redist regions(123) is less than number of vcpus(256)

Side question: why is KVM_CAP_NR_VCPUS returning 8 for
"recommended cpus supported by KVM" ? Is something still
assuming GICv2 CPU limits?

-- PMM

  reply	other threads:[~2022-01-10 15:48 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-01-07 16:33 [PATCH v4 0/6] target/arm: Reduced-IPA space and highmem fixes Marc Zyngier
2022-01-07 16:33 ` [PATCH v4 1/6] hw/arm/virt: Add a control for the the highmem PCIe MMIO Marc Zyngier
2022-01-07 16:33 ` [PATCH v4 2/6] hw/arm/virt: Add a control for the the highmem redistributors Marc Zyngier
2022-01-10 15:35   ` Eric Auger
2022-01-10 15:45     ` Marc Zyngier
2022-01-10 15:47       ` Peter Maydell [this message]
2022-01-10 16:02         ` Marc Zyngier
2022-01-10 15:48       ` Eric Auger
2022-01-07 16:33 ` [PATCH v4 3/6] hw/arm/virt: Honor highmem setting when computing the memory map Marc Zyngier
2022-01-10 15:30   ` Eric Auger
2022-01-07 16:33 ` [PATCH v4 4/6] hw/arm/virt: Use the PA range to compute " Marc Zyngier
2022-01-10 15:38   ` Eric Auger
2022-01-10 15:58     ` Marc Zyngier
2022-01-07 16:33 ` [PATCH v4 5/6] hw/arm/virt: Disable highmem devices that don't fit in the PA range Marc Zyngier
2022-01-10 17:12   ` Eric Auger
2022-01-10 18:51     ` Marc Zyngier
2022-01-07 16:33 ` [PATCH v4 6/6] hw/arm/virt: Drop superfluous checks against highmem Marc Zyngier
2022-01-10 17:14   ` Eric Auger

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=CAFEAcA-OF29ptHr0X9ojyLEcDw9v7Smc5PC3O+v5Uv3bjiSmRA@mail.gmail.com \
    --to=peter.maydell@linaro.org \
    --cc=drjones@redhat.com \
    --cc=eric.auger@redhat.com \
    --cc=kernel-team@android.com \
    --cc=kvm@vger.kernel.org \
    --cc=kvmarm@lists.cs.columbia.edu \
    --cc=maz@kernel.org \
    --cc=qemu-devel@nongnu.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).