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Re: [Qemu-devel] Review of monitor commands identifying BDS / BB by name
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] Review of monitor commands identifying BDS / BB by name |
Date: |
Wed, 03 Dec 2014 12:13:01 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.2.0 |
On 03/12/2014 06:52, Fam Zheng wrote:
>> > * drive-backup
>> >
>> > @device names a backend.
>> >
>> > Do we want to be able to back up any node, or only a backend?
If non-backend nodes are read-only, we can just copy them outside QEMU.
>> > Note: documentation of @target sounds like it could somehow name a
>> > backend, but as far as I can tell it's always interpreted as file
>> > name.
I think block-backup should be added that takes a backend for target.
It could also take a node name for the source, letting you copy any node
if you really want to.
>> > * drive-mirror
>> >
>> > @device names a backend, @replaces names a node, and @node-name
>> > defines the name of the new node.
>> >
>> > Do we want to be able to mirror any node, or only a backend?
Same as above.
>> > Note: documentation of @target sounds like it could somehow name a
>> > backend, but as far as I can tell it's always interpreted as file
>> > name.
Again, block-mirror could be added that takes a backend for @target (and
if you want to, a node name for the source).
Paolo