XEN was updated to fix various bugs:
- bnc#813156 - IndentationError in XendCheckpoint.py
xend-domain-lock.patch

- bnc#797014 - no way to control live migrations
- bnc#803712 - after live migration rcu_sched_state detected stalls
xen.migrate.tools-xend_move_assert_to_exception_block.patch
xen.migrate.tools-libxc_print_stats_if_migration_is_aborted.patch
xen.migrate.tools_set_number_of_dirty_pages_during_migration.patch
xen.migrate.tools_notify_restore_to_hangup_during_migration_--abort_if_busy.patch

- bnc#811764 - XEN (hypervisor or kernel) has a problem with EFI
variable services
x86-EFI-set-variable-permit-attrs.patch
- Upstream patches from Jan
26060-ACPI-ERST-table-size-checks.patch
26692-x86-fully-protect-MSI-X-table-from-PV-guest-accesses.patch
26702-powernow-add-fixups-for-AMD-P-state-figures.patch
26704-x86-MCA-suppress-bank-clearing-for-certain-injected-events.patch (bnc#805579)
26731-AMD-IOMMU-Process-softirqs-while-building-dom0-iommu-mappings.patch
26733-VT-d-Enumerate-IOMMUs-when-listing-capabilities.patch
26734-ACPI-ERST-Name-table-in-otherwise-opaque-error-messages.patch
26736-ACPI-APEI-Unlock-apei_iomaps_lock-on-error-path.patch
26737-ACPI-APEI-Add-apei_exec_run_optional.patch
26742-IOMMU-properly-check-whether-interrupt-remapping-is-enabled.patch
26743-VT-d-deal-with-5500-5520-X58-errata.patch (bnc#801910)
26744-AMD-IOMMU-allow-disabling-only-interrupt-remapping.patch