On 07/11/2017 11:46 AM, Peter Krempa wrote: > When copying to a block device, the block device will already exist. To > allow users using a block device without any preparation, they need to > use the block copy without VIR_DOMAIN_BLOCK_COPY_REUSE_EXT. > > This means that if the target is an existing block device we don't need > to prepare it, but we can't reject it as being existing. > > To avoid breaking this feature, explicitly assume that existing block > devices will be reused even without that flag explicitly specified, > while skipping attempts to create it. > > qemuMonitorDriveMirror still needs to honor the flag as specified by the > user, since qemu overwrites the metadata otherwise. > --- > src/qemu/qemu_driver.c | 6 ++++++ > 1 file changed, 6 insertions(+) > Reviewed-by: John Ferlan <jferlan@xxxxxxxxxx> John -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list
