From: Jason Wang <jasowang@redhat.com>
To: Wafer Xie <wafer@jaguarmicro.com>
Cc: eperezma@redhat.com, mst@redhat.com, qemu-devel@nongnu.org,
angus.chen@jaguarmicro.com
Subject: Re: [PATCH v3] vdpa: fix vhost-vdpa suspended state not be shared
Date: Fri, 7 Nov 2025 15:12:12 +0800 [thread overview]
Message-ID: <CACGkMEsBUUWGuAvECdhMccfxPxXDOherXSBfPPt4bn3=dV3UQg@mail.gmail.com> (raw)
In-Reply-To: <20251107070723.7491-1-wafer@jaguarmicro.com>
On Fri, Nov 7, 2025 at 3:08 PM Wafer Xie <wafer@jaguarmicro.com> wrote:
>
> When stopping a vhost-vdpa device, only the first queue pair is marked as suspended,
> while the remaining queues are not updated to the suspended state.
> As a result, when stopping a multi-queue vhost-vdpa device,
> the following error message will be printed.
>
> qemu-system-x86_64:vhost VQ 2 ring restore failed: -1: Operation not permitted (1)
>
> qemu-system-x86_64:vhost VQ 3 ring restore failed: -1: Operation not permitted (1)
>
> So move v->suspended to v->shared, and then all the vhost_vdpa devices cannot
> have different suspended states.
>
> Fixes: 0bb302a9960a ("vdpa: add vhost_vdpa_suspend")
>
> Suggested-by: Eugenio Pérez <eperezma@redhat.com>
> Acked-by: Eugenio Pérez <eperezma@redhat.com>
> Signed-off-by: Wafer Xie <wafer@jaguarmicro.com>
>
Acked-by: Jason Wang <jasowang@redhat.com>
Thanks
prev parent reply other threads:[~2025-11-07 7:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-07 7:07 [PATCH v3] vdpa: fix vhost-vdpa suspended state not be shared Wafer Xie
2025-11-07 7:12 ` Jason Wang [this message]
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