linux-kernel - Re: [PATCH v6 2/7] vduse: add v1 API definition

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Message-ID: <CACGkMEvnS_zYoCbh-MMjApFXQGuMdUrJ=EjOJwXkwUUdqfToNA@mail.gmail.com>
Date: Thu, 9 Oct 2025 14:02:55 +0800
From: Jason Wang <jasowang@...hat.com>
To: Eugenio Pérez <eperezma@...hat.com>
Cc: "Michael S . Tsirkin" <mst@...hat.com>, linux-kernel@...r.kernel.org, 
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>, Laurent Vivier <lvivier@...hat.com>, 
	Yongji Xie <xieyongji@...edance.com>, Stefano Garzarella <sgarzare@...hat.com>, 
	Cindy Lu <lulu@...hat.com>, Maxime Coquelin <mcoqueli@...hat.com>, virtualization@...ts.linux.dev
Subject: Re: [PATCH v6 2/7] vduse: add v1 API definition

On Tue, Sep 30, 2025 at 12:52 AM Eugenio Pérez <eperezma@...hat.com> wrote:
>
> This allows the kernel to detect whether the userspace VDUSE device
> supports the VQ group and ASID features.  VDUSE devices that don't set
> the V1 API will not receive the new messages, and vdpa device will be
> created with only one vq group and asid.
>
> The next patches implement the new feature incrementally, only enabling
> the VDUSE device to set the V1 API version by the end of the series.
>
> Signed-off-by: Eugenio Pérez <eperezma@...hat.com>
> ---

Acked-by: Jason Wang <jasowang@...hat.com>

Thanks