Re: [Qemu-devel] [PATCH 04/16] block: Allow references for backing files

2015-09-09 Thread Wen Congyang
On 09/03/2015 02:50 AM, Eric Blake wrote: > On 09/02/2015 02:51 AM, Wen Congyang wrote: >> Usage: >> -drive file=xxx,id=Y, \ >> -drive file=,id=X,backing.backing_reference=Y >> >> It will create such backing chain: >>{virtio-blk dev 'Y'} {virtio-blk dev 'X'} >>

[Qemu-devel] [PATCH 04/16] block: Allow references for backing files

2015-09-02 Thread Wen Congyang
Usage: -drive file=xxx,id=Y, \ -drive file=,id=X,backing.backing_reference=Y It will create such backing chain: {virtio-blk dev 'Y'} {virtio-blk dev 'X'} | | | |

Re: [Qemu-devel] [PATCH 04/16] block: Allow references for backing files

2015-09-02 Thread Eric Blake
On 09/02/2015 02:51 AM, Wen Congyang wrote: > Usage: > -drive file=xxx,id=Y, \ > -drive file=,id=X,backing.backing_reference=Y > > It will create such backing chain: >{virtio-blk dev 'Y'} {virtio-blk dev 'X'} > | | >