On 2020/2/4 下午8:52, Jason Gunthorpe wrote:
On Tue, Feb 04, 2020 at 04:28:27PM +0800, Jason Wang wrote:
On 2020/2/4 下午4:21, Zhu Lingshan wrote:
+static const struct dma_map_ops vdpasim_dma_ops = {
+ .map_page = vdpasim_map_page,
+ .unmap_page = vdpasim_unmap_page,
+ .alloc = vdpasim_al
On Tue, Feb 04, 2020 at 04:28:27PM +0800, Jason Wang wrote:
>
> On 2020/2/4 下午4:21, Zhu Lingshan wrote:
> > > +static const struct dma_map_ops vdpasim_dma_ops = {
> > > + .map_page = vdpasim_map_page,
> > > + .unmap_page = vdpasim_unmap_page,
> > > + .alloc = vdpasim_alloc_coherent,
> > >
On 2020/2/4 下午4:21, Zhu Lingshan wrote:
+static const struct dma_map_ops vdpasim_dma_ops = {
+ .map_page = vdpasim_map_page,
+ .unmap_page = vdpasim_unmap_page,
+ .alloc = vdpasim_alloc_coherent,
+ .free = vdpasim_free_coherent,
+};
+
Hey Jason,
IMHO, it would be nice if dma_ops o
On 2020/1/17 下午10:10, Jason Gunthorpe wrote:
Netlink based lifecycle management could be implemented for vDPA
simulator as well.
This is just begging for a netlink based approach.
Certainly netlink driven removal should be an agreeable standard for
all devices, I think.
Well, I think Parav ha
On 2020/1/28 上午11:32, Dan Carpenter wrote:
Hi Jason,
url:
https://github.com/0day-ci/linux/commits/Jason-Wang/vDPA-support/20200117-170243
base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
Will fix this.
Thanks
If you fix the issue, kindly add followin
Hi Jason,
url:
https://github.com/0day-ci/linux/commits/Jason-Wang/vDPA-support/20200117-170243
base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot
Reported-by: Dan Carpenter
smatch w
On 2020/1/17 下午10:10, Jason Gunthorpe wrote:
On Fri, Jan 17, 2020 at 05:32:39PM +0800, Jason Wang wrote:
On 2020/1/16 下午11:47, Jason Gunthorpe wrote:
On Thu, Jan 16, 2020 at 08:42:31PM +0800, Jason Wang wrote:
This patch implements a software vDPA networking device. The datapath
is implemente
Hi Jason,
I love your patch! Yet something to improve:
[auto build test ERROR on vhost/linux-next]
[also build test ERROR on linux/master linus/master v5.5-rc6 next-20200117]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to
On Fri, Jan 17, 2020 at 05:32:39PM +0800, Jason Wang wrote:
>
> On 2020/1/16 下午11:47, Jason Gunthorpe wrote:
> > On Thu, Jan 16, 2020 at 08:42:31PM +0800, Jason Wang wrote:
> > > This patch implements a software vDPA networking device. The datapath
> > > is implemented through vringh and workqueue
On 2020/1/17 下午12:12, Randy Dunlap wrote:
On 1/16/20 4:42 AM, Jason Wang wrote:
diff --git a/drivers/virtio/vdpa/Kconfig b/drivers/virtio/vdpa/Kconfig
index 3032727b4d98..12ec25d48423 100644
--- a/drivers/virtio/vdpa/Kconfig
+++ b/drivers/virtio/vdpa/Kconfig
@@ -7,3 +7,20 @@ config VDPA
On 2020/1/16 下午11:47, Jason Gunthorpe wrote:
On Thu, Jan 16, 2020 at 08:42:31PM +0800, Jason Wang wrote:
This patch implements a software vDPA networking device. The datapath
is implemented through vringh and workqueue. The device has an on-chip
IOMMU which translates IOVA to PA. For kernel vir
On 1/16/20 4:42 AM, Jason Wang wrote:
> diff --git a/drivers/virtio/vdpa/Kconfig b/drivers/virtio/vdpa/Kconfig
> index 3032727b4d98..12ec25d48423 100644
> --- a/drivers/virtio/vdpa/Kconfig
> +++ b/drivers/virtio/vdpa/Kconfig
> @@ -7,3 +7,20 @@ config VDPA
>datapath which complies with v
On Thu, Jan 16, 2020 at 08:42:31PM +0800, Jason Wang wrote:
> This patch implements a software vDPA networking device. The datapath
> is implemented through vringh and workqueue. The device has an on-chip
> IOMMU which translates IOVA to PA. For kernel virtio drivers, vDPA
> simulator driver provid
This patch implements a software vDPA networking device. The datapath
is implemented through vringh and workqueue. The device has an on-chip
IOMMU which translates IOVA to PA. For kernel virtio drivers, vDPA
simulator driver provides dma_ops. For vhost driers, set_map() methods
of vdpa_config_ops i
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