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Re: [Qemu-devel] [PATCH v2 10/11] block: add backing-file option to bloc
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH v2 10/11] block: add backing-file option to block-stream |
Date: |
Wed, 28 May 2014 06:47:00 -0600 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.5.0 |
On 05/27/2014 08:28 AM, Jeff Cody wrote:
> On some image chains, QEMU may not always be able to resolve the
> filenames properly, when updating the backing file of an image
> after a block job.
>
> +++ b/hmp-commands.hx
> @@ -76,7 +76,7 @@ ETEXI
>
> {
> .name = "block_stream",
> - .args_type = "device:B?,speed:o?,base:s?,base-node-name:s?",
> + .args_type =
> "device:B?,speed:o?,base:s?,base-node-name:s?,backing-file:s?",
> .params = "device [speed [base]]",
Another HMP change that is probably better with a named optional
parameter (backing-file:+f or some such), rather than positional.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [PATCH v2 07/11] block: Accept node-name arguments for block-commit, (continued)