On Tue, May 12, 2015 at 15:07:31 +0300, Pavel Boldin wrote:
> Implement a `migrate_disks' parameters for the QEMU driver. This multi-
> value parameter can be used to explicitly specify what block devices
> are to be migrated using the NBD server. Tunnelled migration using NBD
> is to be done.
>
...
> diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
> index eb70f29..60c09d8 100644
> --- a/src/qemu/qemu_migration.c
> +++ b/src/qemu/qemu_migration.c
...
> @@ -1864,9 +1884,10 @@ qemuMigrationCancelDriveMirror(virQEMUDriverPtr driver,
> for (i = 0; i < vm->def->ndisks; i++) {
> virDomainDiskDefPtr disk = vm->def->disks[i];
>
> - /* skip shared, RO and source-less disks */
> - if (disk->src->shared || disk->src->readonly ||
> - !virDomainDiskGetSource(disk))
> + /* check whether disk should be migrated */
> + /* TODO: pass migrate_disks here or loookup list of
> + * disks under migration using some kind of qemu monitor command */
> + if (!qemuMigrateDisk(disk, NULL))
Some of the code in this patch including this TODO will not be necessary
if https://www.redhat.com/archives/libvir-list/2015-May/msg00352.html is
accepted...
Jirka
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