On 07/30/14 06:05, Eric Blake wrote: > With this in place, I can (finally!) now do: > > virsh blockcommit $dom vda --shallow --verbose --pivot > > and watch qemu shorten the backing chain by one, followed by > libvirt automatically updating the dumpxml output, effectively > undoing the work of virsh snapshot-commit --no-metadata --disk-only. > Commit is SOOOO much faster than blockpull, when I'm still fairly > close in time to when the temporary qcow2 wrapper file was created > via a snapshot operation! > > * src/qemu/qemu_driver.c (qemuDomainBlockCommit): Implement live > commit. > > Signed-off-by: Eric Blake <eblake@xxxxxxxxxx> > --- > src/qemu/qemu_driver.c | 46 +++++++++++++++++++++++++++++++++++++++++----- > 1 file changed, 41 insertions(+), 5 deletions(-) > ACK and I don't object to push this before rc2 as we already stretched the feature freeze rules by pushing the NUMA series. Peter
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