Re: [PATCH v6 09/11] nbd: Add new qemu:allocation-depth metadata context

2020-10-27 Thread Vladimir Sementsov-Ogievskiy
27.10.2020 08:05, Eric Blake wrote: 'qemu-img map' provides a way to determine which extents of an image come from the top layer vs. inherited from a backing chain. This is useful information worth exposing over NBD. There is a proposal to add a QMP command block-dirty-bitmap-populate which can

[PATCH v6 09/11] nbd: Add new qemu:allocation-depth metadata context

2020-10-26 Thread Eric Blake
'qemu-img map' provides a way to determine which extents of an image come from the top layer vs. inherited from a backing chain. This is useful information worth exposing over NBD. There is a proposal to add a QMP command block-dirty-bitmap-populate which can create a dirty bitmap that reflects a