Re: [Qemu-devel] [PATCH v2 8/9] qmp: Add support of dirty-bitmap sync mode for drive-backup

2014-03-14 Thread Fam Zheng
On Thu, 03/13 15:32, Benoît Canet wrote: The Wednesday 12 Mar 2014 à 14:31:03 (+0800), Fam Zheng wrote : For dirty-bitmap sync mode, the block job will iterate through the given dirty bitmap to decide if a sector needs backup (backup all the dirty clusters and skip clean ones), just as

Re: [Qemu-devel] [PATCH v2 8/9] qmp: Add support of dirty-bitmap sync mode for drive-backup

2014-03-13 Thread Benoît Canet
The Wednesday 12 Mar 2014 à 14:31:03 (+0800), Fam Zheng wrote : For dirty-bitmap sync mode, the block job will iterate through the given dirty bitmap to decide if a sector needs backup (backup all the dirty clusters and skip clean ones), just as allocation conditions of top sync mode. There

[Qemu-devel] [PATCH v2 8/9] qmp: Add support of dirty-bitmap sync mode for drive-backup

2014-03-12 Thread Fam Zheng
For dirty-bitmap sync mode, the block job will iterate through the given dirty bitmap to decide if a sector needs backup (backup all the dirty clusters and skip clean ones), just as allocation conditions of top sync mode. There are two bitmap use modes for sync=dirty-bitmap: - reset: backup job