- Backport patches from upstream:
  + qemu-sockets: fix unix socket path copy (again)
  + tests: tcg: Fix PVH test with binutils 2.36+
  + qxl: fix pre-save logic
  + ebpf: only include in system emulators
  + virtio-net: fix use after unmap/free for sg (Fixes: CVE-2021-3748)
  + e1000: fix tx re-entrancy problem (CVE-2021-20257)
  + Fix virtio-net-pci* "vectors" compat
  + hw/scsi/scsi-disk: MODE_PAGE_ALLS not allowed in MODE SELECT commands
    (Fixes: CVE-2021-3930)

- 6.1.0.
- Enabled build with bpf support.
- Disabled build with nettle support.
- Added subpackages:
  + device-display-virtio-gpu-gl
  + device-display-virtio-gpu-pci-gl
  + device-display-virtio-vga-gl
  + device-display-vhost-user-gpu
  + device-usb-host
- Split out qemu-pr-helper subpackage.
- Moved qemu-storage-daemon from qemu-tools to qemu-img subpackage.
- Moved virtfs-proxy-helper, qemu-bridge-helper, virtiofsd
  from tools to common subpackage.
- Fixes for the following security vulnerabilities:
  + CVE-2021-3582
  + CVE-2021-3607
  + CVE-2021-3608
  + CVE-2021-3545
  + CVE-2021-3544
  + CVE-2021-3546
  + CVE-2021-3527
  + CVE-2021-3713

- Update udev rules and control facilities.