[libvirt] [PATCH] qemu_migration: Don't error on tunelled migration with --copy-storage

[Eric Blake]

On 08/05/2013 04:20 AM, Michal Privoznik wrote:
> https://bugzilla.redhat.com/show_bug.cgi?id=979477
> 
> Since 1.0.3 we are using the new way to copy non shared storage during
> migration (the NBD way). However, whether the new or old way is used is
> not controllable by user but unconditionally turned on if both sides of
> migration support it. Moreover, the implementation is not complete: the
> combination for VIR_MIGRATE_TUNNELLED flag is missing (as we need to
> open new port on the destination) in which case we just error out. This
> is deadly combination: not letting users choose their destiny and

s/is/is a/

> erroring out. We should not do that but VIR_WARN and turn the NBD off
> instead.
> ---
> 
> Probably worth backporting to v1.0.3+ maint branches too.

Yep, definitely qualifies as a regression fix.  Fedora 19 users will
thank you, since that is based on 1.0.5-maint.

> 
>  src/qemu/qemu_migration.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)

ACK.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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