Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Mon, 13 Jun 2022 08:50:05 +0200
From:   Vincent Whitchurch <vincent.whitchurch@axis.com>
To:     "Michael S. Tsirkin" <mst@redhat.com>
CC:     Richard Weinberger <richard@nod.at>,
        Anton Ivanov <anton.ivanov@cambridgegreys.com>,
        Johannes Berg <johannes@sipsolutions.net>,
        kernel <kernel@axis.com>, Xuan Zhuo <xuanzhuo@linux.alibaba.com>,
        Jason Wang <jasowang@redhat.com>,
        "linux-um@lists.infradead.org" <linux-um@lists.infradead.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] um: virt-pci: set device ready in probe()
Message-ID: <20220613065004.GA21804@axis.com>
References: <20220610151203.3492541-1-vincent.whitchurch@axis.com>
 <20220610203029-mutt-send-email-mst@kernel.org>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <20220610203029-mutt-send-email-mst@kernel.org>
User-Agent: Mutt/1.10.1 (2018-07-13)
Precedence: bulk

On Sat, Jun 11, 2022 at 02:34:04AM +0200, Michael S. Tsirkin wrote:
> BTW Johannes I think you need to spec this device and get
> an ID - what's the plan for that? Current hack of punting
> this to userspace isn't really any good long term.

There is work ongoing in QEMU to add a new vfio-user protocol to support
out-of-process PCI device emulation.  Perhaps an option would be to use
that protocol instead in UML too in the future?