linux-kernel - Re: [PATCH v2 00/24] Driver for Hyper-v virtual compute device

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Message-ID: <YgDCnxsnqJ1gihLf@infradead.org>
Date:   Sun, 6 Feb 2022 22:56:31 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     James Hilliard <james.hilliard1@...il.com>
Cc:     Iouri Tarassov <iourit@...ux.microsoft.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, linux-hyperv@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        spronovo@...rosoft.com,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH v2 00/24] Driver for Hyper-v virtual compute device

On Sat, Feb 05, 2022 at 09:15:27PM -0700, James Hilliard wrote:
> Does the fully open source user-space implementation actually use the entire
> user-space API exposed by this driver?

I think that is the abolute minimum.  But more importantly: I don't
think we'd want to expose interface in a virtual GPU driver that aren't
also supported by a native one.