Re: [PATCH v17 Kernel 4/7] vfio iommu: Implementation of ioctl for dirty pages tracking.

2020-04-07 Thread Yan Zhao
On Mon, Mar 30, 2020 at 10:20:41PM +0530, Kirti Wankhede wrote: > VFIO_IOMMU_DIRTY_PAGES ioctl performs three operations: > - Start dirty pages tracking while migration is active > - Stop dirty pages tracking. > - Get dirty pages bitmap. Its user space application's responsibility to > copy conte

Re: [PATCH v17 Kernel 4/7] vfio iommu: Implementation of ioctl for dirty pages tracking.

2020-03-30 Thread Yan Zhao
On Tue, Mar 31, 2020 at 05:19:09AM +0800, Alex Williamson wrote: > On Mon, 30 Mar 2020 22:20:41 +0530 > Kirti Wankhede wrote: > > > VFIO_IOMMU_DIRTY_PAGES ioctl performs three operations: > > - Start dirty pages tracking while migration is active > > - Stop dirty pages tracking. > > - Get dirty p

Re: [PATCH v17 Kernel 4/7] vfio iommu: Implementation of ioctl for dirty pages tracking.

2020-03-30 Thread Alex Williamson
On Mon, 30 Mar 2020 22:20:41 +0530 Kirti Wankhede wrote: > VFIO_IOMMU_DIRTY_PAGES ioctl performs three operations: > - Start dirty pages tracking while migration is active > - Stop dirty pages tracking. > - Get dirty pages bitmap. Its user space application's responsibility to > copy content of

[PATCH v17 Kernel 4/7] vfio iommu: Implementation of ioctl for dirty pages tracking.

2020-03-30 Thread Kirti Wankhede
VFIO_IOMMU_DIRTY_PAGES ioctl performs three operations: - Start dirty pages tracking while migration is active - Stop dirty pages tracking. - Get dirty pages bitmap. Its user space application's responsibility to copy content of dirty pages from source to destination during migration. To prevent