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Re: [Qemu-devel] [PATCH 0/4] Add subcommand compare for qemu-img
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH 0/4] Add subcommand compare for qemu-img |
Date: |
Fri, 08 Feb 2013 09:56:35 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130110 Thunderbird/17.0.2 |
On 02/08/2013 01:33 AM, Miroslav Rezanina wrote:
> This is 9th version of patch adding compare subcommand that
> compares two images. Compare has following criteria:
> - only data part is compared
> - unallocated sectors are not read
> to be zeroed/unallocated to compare rest
> - qemu-img returns:
> - 0 if images are identical
> - 1 if images differ
> - negative value on error
If this really is v9, then please send as a top-level thread rather than
in-reply-to an older thread, and please fix the subject line (git
send-email --subject-prefix=PATCHv9) to make it obvious.
>
> v9:
> - Merged patch 3 and 4 (subcommmand implementation and documentation) of v8
> - Added basic test for qemu-img compare
> - Fixed incorrect indentation
> - add bdrv_is_allocated_above() return value check
> - Add description of exit codes into the documentation
> - minor non-functional changes
>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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