On 05/04/2017 11:52 AM, Kevin Wolf wrote:
> Migration code activates all block driver nodes on the destination when
> the migration completes. It does so by calling
> bdrv_invalidate_cache_all() and blk_resume_after_migration(). There is
> one code path for precopy and one for postcopy migration, resulting in
> four function calls, which used to have three different failure modes.
> 
> This patch unifies the behaviour so that failure to activate all block
> nodes is non-fatal, but the error message is logged and the VM isn't
> automatically started. 'cont' will retry activating the block nodes.
> 
> Signed-off-by: Kevin Wolf <kw...@redhat.com>
> ---
>  migration/migration.c | 16 +++++-----------
>  migration/savevm.c    | 12 +++++-------
>  qmp.c                 | 18 +++++++++---------
>  3 files changed, 19 insertions(+), 27 deletions(-)
> 
Reviewed-by: Eric Blake <ebl...@redhat.com>

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

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