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# Date Author Comment
d63ffd87 10/24/2012 11:26 am Paolo Bonzini

mirror: implement completion

Switching to the target of the migration is done mostly asynchronously,
and reported to management via the BLOCK_JOB_COMPLETED event; the only
synchronous phase is opening the backing files. bdrv_open_backing_file
can always be done, even for migration of the full image (aka sync:...
b952b558 10/24/2012 11:26 am Paolo Bonzini

mirror: add support for on-source-error/on-target-error

Error management is important for mirroring; otherwise, an error on the
target (even something as "innocent" as ENOSPC) requires to start again
with a full copy. Similar to on_read_error/on_write_error, two separate...
893f7eba 10/24/2012 11:26 am Paolo Bonzini

mirror: introduce mirror job

This patch adds the implementation of a new job that mirrors a disk to
a new image while letting the guest continue using the old image.
The target is treated as a "black box" and data is copied from the
source to the target in the background. This can be used for several...