Re: [Qemu-devel] [PATCH V4 1/4] Implement sync modes for drive-backup.

2013-07-19 Thread Ian Main
On Thu, Jul 18, 2013 at 01:54:45PM -0600, Eric Blake wrote: > On 07/18/2013 01:06 PM, Ian Main wrote: > > On Thu, Jul 18, 2013 at 11:19:43AM -0600, Eric Blake wrote: > >> On 07/17/2013 02:04 PM, Ian Main wrote: > >>> This patch adds sync-modes to the drive-backup interface and > >>> implements the

Re: [Qemu-devel] [PATCH V4 1/4] Implement sync modes for drive-backup.

2013-07-18 Thread Eric Blake
On 07/18/2013 01:06 PM, Ian Main wrote: > On Thu, Jul 18, 2013 at 11:19:43AM -0600, Eric Blake wrote: >> On 07/17/2013 02:04 PM, Ian Main wrote: >>> This patch adds sync-modes to the drive-backup interface and >>> implements the FULL, NONE and TOP modes of synchronization. >>> >>> @@ -1807,6 +1807

Re: [Qemu-devel] [PATCH V4 1/4] Implement sync modes for drive-backup.

2013-07-18 Thread Ian Main
On Thu, Jul 18, 2013 at 11:19:43AM -0600, Eric Blake wrote: > On 07/17/2013 02:04 PM, Ian Main wrote: > > This patch adds sync-modes to the drive-backup interface and > > implements the FULL, NONE and TOP modes of synchronization. > > > > FULL performs as before copying the entire contents of the

Re: [Qemu-devel] [PATCH V4 1/4] Implement sync modes for drive-backup.

2013-07-18 Thread Eric Blake
On 07/17/2013 02:04 PM, Ian Main wrote: > This patch adds sync-modes to the drive-backup interface and > implements the FULL, NONE and TOP modes of synchronization. > > FULL performs as before copying the entire contents of the drive > while preserving the point-in-time using CoW. > NONE only copi

[Qemu-devel] [PATCH V4 1/4] Implement sync modes for drive-backup.

2013-07-17 Thread Ian Main
This patch adds sync-modes to the drive-backup interface and implements the FULL, NONE and TOP modes of synchronization. FULL performs as before copying the entire contents of the drive while preserving the point-in-time using CoW. NONE only copies new writes to the target drive. TOP copies change