Re: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-18 Thread Xiang Zheng
Thank you very much, Kirti and Yan! On 2020/5/18 11:36, Yan Zhao wrote: > On Mon, May 18, 2020 at 10:39:52AM +0800, Xiang Zheng wrote: >> Hi Kirti and Yan, >> >> How can I test this patch series on my SR-IOV devices? >> I have looked through Yan's pathes for i40e VF live migration support: >>

Re: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-17 Thread Yan Zhao
On Mon, May 18, 2020 at 10:39:52AM +0800, Xiang Zheng wrote: > Hi Kirti and Yan, > > How can I test this patch series on my SR-IOV devices? > I have looked through Yan's pathes for i40e VF live migration support: > https://patchwork.kernel.org/patch/11375177/ > I just updated the patches to

Re: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-17 Thread Kirti Wankhede
On 5/18/2020 8:09 AM, Xiang Zheng wrote: Hi Kirti and Yan, How can I test this patch series on my SR-IOV devices? I have looked through Yan's pathes for i40e VF live migration support: https://patchwork.kernel.org/patch/11375177/ However, I cannot find the detailed

Re: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-17 Thread Xiang Zheng
Hi Kirti and Yan, How can I test this patch series on my SR-IOV devices? I have looked through Yan's pathes for i40e VF live migration support: https://patchwork.kernel.org/patch/11375177/ However, I cannot find the detailed implementation about device state saving/restoring and

Re: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-16 Thread Kirti Wankhede
On 5/16/2020 5:17 AM, Tian, Kevin wrote: Hi, Kirti, Will you send out a new version in Qemu side, or previous v16 still applies? v16 doesn't work as now migration capability is added to iommu info chain. I'll send out new version of QEMU side tomorrow, though I'm not able to update QEMU

RE: [PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-15 Thread Tian, Kevin
Hi, Kirti, Will you send out a new version in Qemu side, or previous v16 still applies? Thanks Kevin > From: Kirti Wankhede > Sent: Saturday, May 16, 2020 5:13 AM > > Hi, > > This patch set adds: > * IOCTL VFIO_IOMMU_DIRTY_PAGES to get dirty pages bitmap with > respect to IOMMU container

[PATCH Kernel v21 0/8] Add UAPIs to support migration for VFIO devices

2020-05-15 Thread Kirti Wankhede
Hi, This patch set adds: * IOCTL VFIO_IOMMU_DIRTY_PAGES to get dirty pages bitmap with respect to IOMMU container rather than per device. All pages pinned by vendor driver through vfio_pin_pages external API has to be marked as dirty during migration. When IOMMU capable device is present