On Fri, Jul 22, 2011 at 11:11 AM, Kevin Wolf <kwolf@xxxxxxxxxx> wrote: > Am 22.07.2011 09:36, schrieb Avi Kivity: >> On 07/20/2011 04:51 PM, Kevin Wolf wrote: >>>> >>>> The problem is that QEMU will find backing file file names inside the >>>> images which it will be unable to open. How do you suggest we get around >>>> that? >>> >>> This is the part with allowing libvirt to override the backing file. Of >>> course, this is not something that we can add with five lines of code, >>> it requires -blockdev. >> >> It can be done without blockdev. Have a dictionary that translates >> filenames, and populate it from the command line (for a bonus, translate >> a filename to a file descriptor inherited from the caller or passed via >> the monitor). > > Sure, you can always add ugly hacks, but it isn't the right solution > that we want to use for all times. However, once we use it, it will show > up in the external API and we'll never get rid of it again. Fully agree. This would also be a highly specific API for QCOW2 and similar formats. -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list