[Qemu-devel] [[PATCH V7] 00/11] calculate blocktime for postcopy live migration

[Alexey Perevalov]

This is 7th version

(V6 -> V7)
    1. copied bitmap was placed into RAMBlock as another migration
related bitmaps.
    2. Ordering of mark_postcopy_blocktime_end call and ordering
of checking copied bitmap were changed.
    3. linewrap style defects
    4. new patch "postcopy_place_page factoring out"
    5. postcopy_ram_supported_by_host accepts
MigrationIncomingState in qmp_migrate_set_capabilities
    5. minor fixes of documentation. 
    and huge description of get_postcopy_total_blocktime was
moved. Davids comment.

This patch set is based on commit
a0d4aac7467dd02e5657b79e867f067330266a24
of git://git.qemu-project.org/qemu.git

Alexey Perevalov (11):
  userfault: add pid into uffd_msg & update UFFD_FEATURE_*
  migration: pass MigrationIncomingState* into migration check functions
  migration: fix hardcoded function name in error report
  migration: split ufd_version_check onto receive/request features part
  migration: introduce postcopy-blocktime capability
  migration: add postcopy blocktime ctx into MigrationIncomingState
  migration: add bitmap for copied page
  migration: postcopy_place_page factoring out
  migration: calculate vCPU blocktime on dst side
  migration: add postcopy total blocktime into query-migrate
  migration: postcopy_blocktime documentation

 docs/migration.txt                |  10 +
 hmp.c                             |  15 ++
 include/exec/ram_addr.h           |   2 +
 include/migration/migration.h     |  13 ++
 linux-headers/linux/userfaultfd.h |   4 +
 migration/migration.c             |  52 +++++-
 migration/postcopy-ram.c          | 374 ++++++++++++++++++++++++++++++++++++--
 migration/postcopy-ram.h          |   6 +-
 migration/ram.c                   |  40 +++-
 migration/ram.h                   |   4 +
 migration/savevm.c                |   2 +-
 migration/trace-events            |   6 +-
 qapi-schema.json                  |  14 +-
 13 files changed, 514 insertions(+), 28 deletions(-)

-- 
1.9.1