group.of.nepali.translators team mailing list archive

[dann frazier <dann.frazier@xxxxxxxxxxxxx>]

Here's a backport for zesty's QEMU, tested with the 4.13.0-7.8 kernel
from ppa:canonical-kernel-team/unstable w/ the patch from Comment #10
applied.

** Changed in: qemu (Ubuntu)
       Status: In Progress => Fix Released

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https://bugs.launchpad.net/bugs/1710019

Title:
  support GICv3 ITS save/restore & migration

Status in linux package in Ubuntu:
  Triaged
Status in qemu package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  Won't Fix
Status in qemu source package in Xenial:
  Triaged
Status in linux source package in Zesty:
  Triaged
Status in qemu source package in Zesty:
  In Progress

Bug description:
  [Impact]
  Virtual machines on GICv3-based ARM systems cannot be saved/restored or migrated.
  This feature was added in QEMU 2.10.

  [Test Case]
  ubuntu@grotrian:~$ sudo virsh save 7936-0 7936-0.sav

  Domain 7936-0 saved to 7936-0.sav

  ubuntu@grotrian:~$ sudo virsh restore 7396-0.sav
  error: Failed to restore domain from 7396-0.sav
  error: operation failed: job: unexpectedly failed

  ubuntu@grotrian:~$ sudo tail -3 /var/log/libvirt/qemu/7936-0.log 
  2017-08-10T21:26:38.217427Z qemu-system-aarch64: State blocked by non-migratable device 'arm_gicv3_its'
  2017-08-10T21:26:38.217565Z qemu-system-aarch64: load of migration failed: Invalid argument
  2017-08-10 21:26:38.217+0000: shutting down, reason=failed

  [Regression Risk]

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