From: Jason Wang <jasowang@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: "christophe.de.dinechin@gmail.com"
<christophe.de.dinechin@gmail.com>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"airlied@linux.ie" <airlied@linux.ie>,
"heiko.carstens@de.ibm.com" <heiko.carstens@de.ibm.com>,
"farman@linux.ibm.com" <farman@linux.ibm.com>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"kwankhede@nvidia.com" <kwankhede@nvidia.com>,
"rob.miller@broadcom.com" <rob.miller@broadcom.com>,
"linux-s390@vger.kernel.org" <linux-s390@vger.kernel.org>,
"sebott@linux.ibm.com" <sebott@linux.ibm.com>,
"lulu@redhat.com" <lulu@redhat.com>,
"eperezma@redhat.com" <eperezma@redhat.com>,
"pasic@linux.ibm.com" <pasic@linux.ibm.com>,
"borntraeger@de.ibm.com" <borntraeger@de.ibm.com>,
"haotian.wang@sifive.com" <haotian.wang@sifive.com>,
"Liang, Cunming" <cunming>
Subject: Re: [PATCH V2 6/8] mdev: introduce virtio device and its device ops
Date: Thu, 26 Sep 2019 18:48:54 +0800 [thread overview]
Message-ID: <d6a66de5-5774-5ad6-8e9d-26bb6d8eaa8c@redhat.com> (raw)
In-Reply-To: <20190926042102-mutt-send-email-mst@kernel.org>
On 2019/9/26 下午4:21, Michael S. Tsirkin wrote:
> On Thu, Sep 26, 2019 at 12:04:46PM +0800, Jason Wang wrote:
>>>>> I'm not sure how stable above ops are.
>>>> It's the kernel internal API, so there's no strict requirement for this. We
>>>> will export a version value for userspace for compatibility.
>>> Given it's tied to virtio we probably want kernel+userspace
>>> feature bits?
>>
>> Yes, then I think we could probably have a version field inside e.g
>> device_ops structure. Then it could be fetched from both kernel and
>> userspace driver.
>>
>> Thanks
>>
>
> my point was feature bits not a version number.
Something like backend_feature that current vhost_net did?
Thanks
>
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next prev parent reply other threads:[~2019-09-26 10:48 UTC|newest]
Thread overview: 108+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-24 13:53 [PATCH V2 0/8] mdev based hardware virtio offloading support Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 1/8] vringh: fix copy direction of vringh_iov_push_kern() Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 2/8] mdev: class id support Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:01 ` Jason Wang
2019-09-25 12:01 ` Jason Wang
2019-09-25 12:01 ` Jason Wang
2019-09-25 8:28 ` Tian, Kevin
2019-09-25 8:28 ` Tian, Kevin
2019-09-25 8:28 ` Tian, Kevin
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 8:28 ` Tian, Kevin
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 3/8] mdev: bus uevent support Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 4/8] modpost: add support for mdev class id Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 5/8] mdev: introduce device specific ops Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-25 8:52 ` Tian, Kevin
2019-09-25 14:11 ` Rob Miller via Virtualization
2019-09-25 16:30 ` Alex Williamson
2019-09-26 15:46 ` Michael S. Tsirkin
2019-09-26 16:26 ` Alex Williamson
2019-09-26 16:34 ` Michael S. Tsirkin
2019-09-26 16:34 ` Michael S. Tsirkin
2019-09-25 16:30 ` Alex Williamson
2019-09-27 8:04 ` Jason Wang
2019-09-25 8:52 ` Tian, Kevin
2019-09-25 12:04 ` Jason Wang
2019-09-25 12:04 ` Jason Wang
2019-09-25 12:04 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 6/8] mdev: introduce virtio device and its device ops Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:06 ` Jason Wang
2019-09-25 12:06 ` Jason Wang
2019-09-25 12:06 ` Jason Wang
2019-09-27 8:37 ` Jason Wang
2019-09-27 8:37 ` Jason Wang
2019-09-27 8:37 ` Jason Wang
2019-09-27 16:25 ` Parav Pandit
2019-09-30 21:36 ` Alex Williamson
2019-10-10 5:00 ` Jason Wang
2019-09-30 21:36 ` Alex Williamson
2019-10-10 9:18 ` Jason Wang
2019-10-10 9:18 ` Jason Wang
2019-10-10 9:18 ` Jason Wang
2019-09-25 9:09 ` Tian, Kevin
2019-09-25 9:09 ` Tian, Kevin
2019-09-25 9:09 ` Tian, Kevin
2019-09-25 12:45 ` Jason Wang
2019-09-25 12:45 ` Jason Wang
2019-09-25 12:45 ` Jason Wang
2019-09-25 12:45 ` Jason Wang
2019-09-25 13:21 ` Michael S. Tsirkin
2019-09-25 13:21 ` Michael S. Tsirkin
2019-09-26 4:04 ` Jason Wang
2019-09-26 4:04 ` Jason Wang
2019-09-26 8:21 ` Michael S. Tsirkin
2019-09-26 8:21 ` Michael S. Tsirkin
2019-09-26 10:48 ` Jason Wang [this message]
2019-09-26 12:15 ` Michael S. Tsirkin
2019-09-26 12:15 ` Michael S. Tsirkin
2019-09-26 10:48 ` Jason Wang
2019-09-26 0:48 ` Tian, Kevin
2019-09-26 0:48 ` Tian, Kevin
2019-09-26 0:48 ` Tian, Kevin
2019-09-26 8:12 ` Jason Wang
2019-09-26 8:12 ` Jason Wang
2019-09-26 8:12 ` Jason Wang
2019-09-26 8:12 ` Jason Wang
2019-09-25 9:09 ` Tian, Kevin
2019-09-24 13:53 ` [PATCH V2 7/8] virtio: introduce a mdev based transport Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 8/8] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 13:53 ` Jason Wang
2019-09-24 15:03 ` ✗ Fi.CI.CHECKPATCH: warning for mdev based hardware virtio offloading support (rev3) Patchwork
2019-09-24 15:26 ` ✓ Fi.CI.BAT: success " Patchwork
2019-09-25 5:11 ` ✓ Fi.CI.IGT: " Patchwork
2019-09-25 8:24 ` [PATCH V2 0/8] mdev based hardware virtio offloading support Tian, Kevin
2019-09-25 8:24 ` Tian, Kevin
2019-09-25 8:24 ` Tian, Kevin
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 12:13 ` Jason Wang
2019-09-25 8:24 ` Tian, Kevin
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