Re: [Qemu-devel] [Qemu-block] Persistent bitmaps for non-qcow2 formats

2017-08-30 Thread John Snow
On 08/30/2017 09:45 AM, Daniel P. Berrange wrote: > On Wed, Aug 30, 2017 at 02:36:11PM +0100, Stefan Hajnoczi wrote: >> On Tue, Aug 22, 2017 at 03:07:04PM -0400, John Snow wrote: >>> (3) Add either a new flag that turns qcow2's backing file into a full >>> R/W backing file, or add a new extension

Re: [Qemu-devel] [Qemu-block] Persistent bitmaps for non-qcow2 formats

2017-08-30 Thread Daniel P. Berrange
On Wed, Aug 30, 2017 at 02:36:11PM +0100, Stefan Hajnoczi wrote: > On Tue, Aug 22, 2017 at 03:07:04PM -0400, John Snow wrote: > > (3) Add either a new flag that turns qcow2's backing file into a full > > R/W backing file, or add a new extension to qcow2 entirely (bypassing > > the traditional backi

Re: [Qemu-devel] [Qemu-block] Persistent bitmaps for non-qcow2 formats

2017-08-30 Thread Stefan Hajnoczi
On Tue, Aug 22, 2017 at 03:07:04PM -0400, John Snow wrote: > (3) Add either a new flag that turns qcow2's backing file into a full > R/W backing file, or add a new extension to qcow2 entirely (bypassing > the traditional backing file mechanism to avoid confusion for older > tooling) that adds a new