[PATCH v2] qemu: migration: don't open storage driver too early
Daniel P. Berrangé
berrange at redhat.com
Mon Oct 12 17:14:30 UTC 2020
On Mon, Oct 12, 2020 at 01:08:58PM -0400, Cole Robinson wrote:
> If storage migration is requested, and the destination storage does
> not exist on the remote host, qemu's migration support will call
> into the libvirt storage driver to precreate the destination storage.
>
> The storage driver virConnectPtr is opened too early though, adding
> an unnecessary dependency on the storage driver for several cases
> that don't require it. This currently requires kubevirt to install
> the storage driver even though they aren't actually using it.
>
> Push the virGetConnectStorage calls to right before the cases they are
> actually needed.
>
> Signed-off-by: Cole Robinson <crobinso at redhat.com>
> ---
> v2:
> Only open the connection once per VM via
> qemuMigrationDstPrecreateStorage
> src/qemu/qemu_migration.c | 24 ++++++++++++++++--------
> 1 file changed, 16 insertions(+), 8 deletions(-)
Reviewed-by: Daniel P. Berrangé <berrange at redhat.com>
Regards,
Daniel
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