Re: [Qemu-devel] [PATCH v12 09/17] qapi: Add transaction support to block-dirty-bitmap operations

2015-02-11 Thread Max Reitz
On 2015-02-09 at 20:35, John Snow wrote: This adds four qmp commands to transactions. Users can stop a dirty bitmap, start backup of it, and start another dirty bitmap atomically, so that the dirty bitmap is tracked incrementally and we don't miss any write. For starting a new incremental backu

[Qemu-devel] [PATCH v12 09/17] qapi: Add transaction support to block-dirty-bitmap operations

2015-02-09 Thread John Snow
This adds four qmp commands to transactions. Users can stop a dirty bitmap, start backup of it, and start another dirty bitmap atomically, so that the dirty bitmap is tracked incrementally and we don't miss any write. For starting a new incremental backup chain, users can also chain together a bi