Re: [Qemu-devel] [PATCH v5 00/38] blockdev: BlockBackend and media

2015-09-22 Thread Wen Congyang
On 09/22/2015 11:09 PM, Max Reitz wrote: > On 22.09.2015 16:45, Kevin Wolf wrote: >> Am 18.09.2015 um 17:22 hat Max Reitz geschrieben: >>> This series reworks a lot regarding BlockBackend and media. Basically, >>> it allows empty BlockBackends, that is BBs without a BDS tree. >>> >>> Before this se

Re: [Qemu-devel] [PATCH v5 00/38] blockdev: BlockBackend and media

2015-09-22 Thread Max Reitz
On 22.09.2015 16:45, Kevin Wolf wrote: > Am 18.09.2015 um 17:22 hat Max Reitz geschrieben: >> This series reworks a lot regarding BlockBackend and media. Basically, >> it allows empty BlockBackends, that is BBs without a BDS tree. >> >> Before this series, empty drives are represented by a BlockBac

Re: [Qemu-devel] [PATCH v5 00/38] blockdev: BlockBackend and media

2015-09-22 Thread Kevin Wolf
Am 18.09.2015 um 17:22 hat Max Reitz geschrieben: > This series reworks a lot regarding BlockBackend and media. Basically, > it allows empty BlockBackends, that is BBs without a BDS tree. > > Before this series, empty drives are represented by a BlockBackend with > an empty BDS attached to it (a B

[Qemu-devel] [PATCH v5 00/38] blockdev: BlockBackend and media

2015-09-18 Thread Max Reitz
This series reworks a lot regarding BlockBackend and media. Basically, it allows empty BlockBackends, that is BBs without a BDS tree. Before this series, empty drives are represented by a BlockBackend with an empty BDS attached to it (a BDS with a NULL driver). However, now we have BlockBackends,