[0/7] Fix crashes on early shutdown during bitmaps postcopy

Message

Vladimir Sementsov-Ogievskiy Jan. 22, 2020, 1:23 p.m. UTC

Hi all!

Patches 5 and 6 fixes two crashes, triggered by new test case in patch
7.

Vladimir Sementsov-Ogievskiy (7):
  migration/block-dirty-bitmap: refactor incoming state to be one struct
  migration/block-dirty-bitmap: rename finish_lock to just lock
  migration/block-dirty-bitmap: simplify dirty_bitmap_load_complete
  migration/block-dirty-bitmap: keep bitmap state for all bitmaps
  migration/block-dirty-bitmap: cancel migration on shutdown
  migration: handle to_src_file on target only for ram postcopy
  qemu-iotests/199: add early shutdown case to bitmaps postcopy

 migration/migration.h          |   1 +
 migration/block-dirty-bitmap.c | 171 +++++++++++++++++++++------------
 migration/migration.c          |   7 ++
 migration/savevm.c             |  19 ++--
 tests/qemu-iotests/199         |  12 ++-
 tests/qemu-iotests/199.out     |   4 +-
 6 files changed, 142 insertions(+), 72 deletions(-)