Re: [RFC PATCH 0/3] Add migration support for VFIO PCI devices in SMMUv3 nested stage mode

2021-04-12 Thread Kunkun Jiang
Hi Eric, On 2021/4/12 16:40, Auger Eric wrote: Hi Kunkun, On 2/19/21 10:42 AM, Kunkun Jiang wrote: Hi all, Since the SMMUv3's nested translation stages[1] has been introduced by Eric, we need to pay attention to the migration of VFIO PCI devices in SMMUv3 nested stage mode. At present, it is

Re: [RFC PATCH 0/3] Add migration support for VFIO PCI devices in SMMUv3 nested stage mode

2021-04-12 Thread Auger Eric
Hi Kunkun, On 2/19/21 10:42 AM, Kunkun Jiang wrote: > Hi all, > > Since the SMMUv3's nested translation stages[1] has been introduced by Eric, > we > need to pay attention to the migration of VFIO PCI devices in SMMUv3 nested > stage > mode. At present, it is not yet supported in QEMU. There ar

Re: [RFC PATCH 0/3] Add migration support for VFIO PCI devices in SMMUv3 nested stage mode

2021-03-01 Thread Kunkun Jiang
kindly ping, Any comments and reviews are welcome. Thanks. Kunkun Jiang. On 2021/2/19 17:42, Kunkun Jiang wrote: Hi all, Since the SMMUv3's nested translation stages[1] has been introduced by Eric, we need to pay attention to the migration of VFIO PCI devices in SMMUv3 nested stage mode. At p

[RFC PATCH 0/3] Add migration support for VFIO PCI devices in SMMUv3 nested stage mode

2021-02-19 Thread Kunkun Jiang
Hi all, Since the SMMUv3's nested translation stages[1] has been introduced by Eric, we need to pay attention to the migration of VFIO PCI devices in SMMUv3 nested stage mode. At present, it is not yet supported in QEMU. There are two problems in the existing framework. First, the current way to