RE: [RFC PATCH] vfio: Implement new Ioctl VFIO_IOMMU_GET_DIRTY_BITMAP

2018-04-11 Thread Zhang, Yulei
ntel.com; Wang, Zhi A ; > dgilb...@redhat.com; quint...@redhat.com > Subject: Re: [RFC PATCH] vfio: Implement new Ioctl > VFIO_IOMMU_GET_DIRTY_BITMAP > > On Tue, 10 Apr 2018 16:18:59 +0800 > Yulei Zhang wrote: > > > Corresponding to the V4 migration patch set for vfio pc

Re: [RFC PATCH] vfio: Implement new Ioctl VFIO_IOMMU_GET_DIRTY_BITMAP

2018-04-10 Thread Alex Williamson
On Tue, 10 Apr 2018 09:19:26 -0600 Alex Williamson wrote: > On Tue, 10 Apr 2018 16:18:59 +0800 > Yulei Zhang wrote: > > > Corresponding to the V4 migration patch set for vfio pci device, > > this patch is to implement the new ioctl VFIO_IOMMU_GET_DIRTY_BITMAP > > to fulfill the requirement for

Re: [RFC PATCH] vfio: Implement new Ioctl VFIO_IOMMU_GET_DIRTY_BITMAP

2018-04-10 Thread Alex Williamson
On Tue, 10 Apr 2018 16:18:59 +0800 Yulei Zhang wrote: > Corresponding to the V4 migration patch set for vfio pci device, > this patch is to implement the new ioctl VFIO_IOMMU_GET_DIRTY_BITMAP > to fulfill the requirement for vfio-mdev device live migration, which > need copy the memory that has b

[RFC PATCH] vfio: Implement new Ioctl VFIO_IOMMU_GET_DIRTY_BITMAP

2018-04-10 Thread Yulei Zhang
Corresponding to the V4 migration patch set for vfio pci device, this patch is to implement the new ioctl VFIO_IOMMU_GET_DIRTY_BITMAP to fulfill the requirement for vfio-mdev device live migration, which need copy the memory that has been pinned in iommu container to the target VM for mdev device s