From: Eugenio Perez Martin <eperezma@redhat.com>
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: netdev <netdev@vger.kernel.org>, Jason Wang <jasowang@redhat.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
virtualization <virtualization@lists.linux-foundation.org>,
kvm list <kvm@vger.kernel.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
Parav Pandit <parav@nvidia.com>,
Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
Cindy Lu <lulu@redhat.com>, "Kamde, Tanuj" <tanuj.kamde@amd.com>,
Si-Wei Liu <si-wei.liu@oracle.com>,
"Uminski, Piotr" <Piotr.Uminski@intel.com>,
habetsm.xilinx@gmail.com, "Dawar, Gautam" <gautam.dawar@amd.com>,
Pablo Cascon Katchadourian <pabloc@xilinx.com>,
Zhu Lingshan <lingshan.zhu@intel.com>,
Laurent Vivier <lvivier@redhat.com>,
Longpeng <longpeng2@huawei.com>,
Dinan Gunawardena <dinang@xilinx.com>,
Martin Petrus Hubertus Habets <martinh@xilinx.com>,
Martin Porter <martinpo@xilinx.com>, Eli Cohen <elic@nvidia.com>,
ecree.xilinx@gmail.com,
Wu Zongyong <wuzongyong@linux.alibaba.com>,
Dan Carpenter <dan.carpenter@oracle.com>,
Harpreet Singh Anand <hanand@xilinx.com>,
Xie Yongji <xieyongji@bytedance.com>,
Zhang Min <zhang.min9@zte.com.cn>
Subject: Re: [PATCH v6 1/4] vdpa: Add suspend operation
Date: Fri, 8 Jul 2022 13:28:27 +0200 [thread overview]
Message-ID: <CAJaqyWcHoB6edp3Qq8Df75Si_6aBDN=qp9ggB2D5hsshCxOdjQ@mail.gmail.com> (raw)
In-Reply-To: <20220628133955.sj32sfounu4byggl@sgarzare-redhat>
On Tue, Jun 28, 2022 at 3:40 PM Stefano Garzarella <sgarzare@redhat.com> wrote:
>
> On Thu, Jun 23, 2022 at 06:07:35PM +0200, Eugenio Pérez wrote:
> >This operation is optional: It it's not implemented, backend feature bit
> >will not be exposed.
> >
> >Signed-off-by: Eugenio Pérez <eperezma@redhat.com>
> >---
> > include/linux/vdpa.h | 4 ++++
> > 1 file changed, 4 insertions(+)
> >
> >diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h
> >index 7b4a13d3bd91..d282f464d2f1 100644
> >--- a/include/linux/vdpa.h
> >+++ b/include/linux/vdpa.h
> >@@ -218,6 +218,9 @@ struct vdpa_map_file {
> > * @reset: Reset device
> > * @vdev: vdpa device
> > * Returns integer: success (0) or error (< 0)
> >+ * @suspend: Suspend or resume the device (optional)
> ^
> IIUC we removed the resume operation (that should be done with reset),
> so should we update this documentation?
>
Totally, I forgot to update the doc. I'll send a new version with that.
Thanks!
> Thanks,
> Stefano
>
> >+ * @vdev: vdpa device
> >+ * Returns integer: success (0) or error (< 0)
> > * @get_config_size: Get the size of the configuration space includes
> > * fields that are conditional on feature bits.
> > * @vdev: vdpa device
> >@@ -319,6 +322,7 @@ struct vdpa_config_ops {
> > u8 (*get_status)(struct vdpa_device *vdev);
> > void (*set_status)(struct vdpa_device *vdev, u8 status);
> > int (*reset)(struct vdpa_device *vdev);
> >+ int (*suspend)(struct vdpa_device *vdev);
> > size_t (*get_config_size)(struct vdpa_device *vdev);
> > void (*get_config)(struct vdpa_device *vdev, unsigned int offset,
> > void *buf, unsigned int len);
> >--
> >2.31.1
> >
>
next prev parent reply other threads:[~2022-07-08 11:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-23 16:07 [PATCH v6 0/4] Implement vdpasim suspend operation Eugenio Pérez
2022-06-23 16:07 ` [PATCH v6 1/4] vdpa: Add " Eugenio Pérez
2022-06-28 13:39 ` Stefano Garzarella
2022-07-08 11:28 ` Eugenio Perez Martin [this message]
2022-06-29 4:10 ` Jason Wang
2022-07-08 11:30 ` Eugenio Perez Martin
2022-07-12 8:04 ` Jason Wang
2022-06-23 16:07 ` [PATCH v6 2/4] vhost-vdpa: introduce SUSPEND backend feature bit Eugenio Pérez
2022-06-28 13:43 ` Stefano Garzarella
2022-07-08 11:38 ` Eugenio Perez Martin
2022-07-08 13:51 ` Stefano Garzarella
2022-06-29 4:12 ` Jason Wang
2022-07-08 11:44 ` Eugenio Perez Martin
2022-06-23 16:07 ` [PATCH v6 3/4] vhost-vdpa: uAPI to suspend the device Eugenio Pérez
2022-06-28 13:44 ` Stefano Garzarella
2022-07-08 11:47 ` Eugenio Perez Martin
2022-06-29 4:15 ` Jason Wang
2022-07-08 11:53 ` Eugenio Perez Martin
2022-07-12 8:08 ` Jason Wang
2022-06-23 16:07 ` [PATCH v6 4/4] vdpa_sim: Implement suspend vdpa op Eugenio Pérez
2022-06-29 4:18 ` Jason Wang
2022-07-08 12:20 ` Eugenio Perez Martin
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