QED + live migration is an unsafe and disabled mix. This patchset make qed and live migration safe to use.
The check of QED images is delayed during the incoming migration. After the migration complete the QED images are checked. Benoît Canet (10): block: Add new BDRV_O_INCOMING flag to notice incoming live migration block: add a function to set incoming live migration block: add a function to clear incoming live migration block: rename *_invalidate_cache_* to *_post_incoming_migration_* migration: inform the block layer of incoming live status block: open images with BDRV_O_INCOMING on incoming live migration qed: extract image checking into check_image_if_needed qed: add bdrv_post_incoming_migration operation checking the image qed: honor BDRV_O_INCOMING for incoming live migration qed: remove incoming live migration blocker block.c | 35 +++++++++++++++++++++--- block.h | 13 +++++++-- block/qcow2.c | 7 ++++- block/qed.c | 81 +++++++++++++++++++++++++++++++++++---------------------- block/qed.h | 2 - block_int.h | 4 +- migration.c | 9 +++++- vl.c | 5 +++ 8 files changed, 110 insertions(+), 46 deletions(-) -- 1.7.7.6
