Re: [PATCH v4 0/7] vdpa: decouple reset of iotlb mapping from device reset

2023-10-25 Thread Si-Wei Liu
Hi Yang Lei, Thanks for testing my patches and reporting! As for the issue, could you please try what I posted in: https://lore.kernel.org/virtualization/1698275594-19204-1-git-send-email-si-wei@oracle.com/ and let me know how it goes? Thank you very much! Thanks, -Siwei On 10/25/2023

Re: [PATCH v4 0/7] vdpa: decouple reset of iotlb mapping from device reset

2023-10-24 Thread Si-Wei Liu
Thanks a lot for testing! Please be aware that there's a follow-up fix for a potential oops in this v4 series: https://lore.kernel.org/virtualization/1698102863-21122-1-git-send-email-si-wei@oracle.com/ Would be nice to have it applied for any tests. Thanks, -Siwei On 10/23/2023 11:51

Re: [PATCH v4 0/7] vdpa: decouple reset of iotlb mapping from device reset

2023-10-23 Thread Si-Wei Liu
On 10/22/2023 8:51 PM, Jason Wang wrote: Hi Si-Wei: On Sat, Oct 21, 2023 at 5:28 PM Si-Wei Liu wrote: In order to reduce needlessly high setup and teardown cost of iotlb mapping during live migration, it's crucial to decouple the vhost-vdpa iotlb abstraction from the virtio device life

Re: [PATCH v4 0/7] vdpa: decouple reset of iotlb mapping from device reset

2023-10-22 Thread Jason Wang
Hi Si-Wei: On Sat, Oct 21, 2023 at 5:28 PM Si-Wei Liu wrote: > > In order to reduce needlessly high setup and teardown cost > of iotlb mapping during live migration, it's crucial to > decouple the vhost-vdpa iotlb abstraction from the virtio > device life cycle, i.e. iotlb mappings should be