Re: [Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-09-10 Thread Kevin Wolf
Am 07.08.2013 um 05:00 hat Wenchao Xia geschrieben: This series brings internal snapshot support at block devices level, now we have two three methods to do block snapshot lively: 1) backing chain, 2) internal one and 3) drive-back up approach. Comparation: Advantages:

Re: [Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-09-10 Thread Kevin Wolf
Am 07.08.2013 um 05:00 hat Wenchao Xia geschrieben: This series brings internal snapshot support at block devices level, now we have two three methods to do block snapshot lively: 1) backing chain, 2) internal one and 3) drive-back up approach. Comparation: Advantages:

Re: [Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-09-01 Thread Wenchao Xia
于 2013-8-16 23:36, Stefan Hajnoczi 写道: On Wed, Aug 07, 2013 at 11:00:11AM +0800, Wenchao Xia wrote: v6: Address Stefan's comments: 2/8: macro STR_PRINT_CHAR was renamed as STR_OR_NULL, and moved into patch 5, since implement function in this patch do not printf snapshot id any more, as

Re: [Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-08-16 Thread Stefan Hajnoczi
On Wed, Aug 07, 2013 at 11:00:11AM +0800, Wenchao Xia wrote: v6: Address Stefan's comments: 2/8: macro STR_PRINT_CHAR was renamed as STR_OR_NULL, and moved into patch 5, since implement function in this patch do not printf snapshot id any more, as Kevin's suggestion. Great. Address

Re: [Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-08-15 Thread Wenchao Xia
于 2013-8-7 11:00, Wenchao Xia 写道: This series brings internal snapshot support at block devices level, now we have two three methods to do block snapshot lively: 1) backing chain, 2) internal one and 3) drive-back up approach. Comparation: Advantages:

[Qemu-devel] [PATCH V7 0/8] add internal snapshot support at block device level

2013-08-06 Thread Wenchao Xia
This series brings internal snapshot support at block devices level, now we have two three methods to do block snapshot lively: 1) backing chain, 2) internal one and 3) drive-back up approach. Comparation: Advantages:Disadvantages: 1)delta data,