[libvirt] [PATCH 4/4] qemu: refactor qemuDomainGetBlockInfo to work with remote storage
Eric Blake
eblake at redhat.com
Mon Jul 7 21:10:49 UTC 2014
On 07/07/2014 06:16 AM, Peter Krempa wrote:
> The qemu block info function relied on working with local storage. Break
> this assumption by adding support for remote volumes. Unfortunately we
> still need to take a hybrid approach as some of the operations require a
> filedescriptor.
>
> Previously you'd get:
> $ virsh domblkinfo gl vda
> error: cannot stat file '/img10': Bad file descriptor
>
> Now you get some stats:
> $ virsh domblkinfo gl vda
> Capacity: 10485760
> Allocation: 197120
> Physical: 197120
>
> Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1110198
> ---
> src/libvirt_private.syms | 1 +
> src/qemu/qemu_driver.c | 84 ++++++++++++++++++++++++++++++-----------------
> src/util/virstoragefile.c | 2 +-
> src/util/virstoragefile.h | 3 ++
> 4 files changed, 58 insertions(+), 32 deletions(-)
>
ACK.
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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