[libvirt] [PATCH 0/6] qemu: Use -blockdev for pflash (blockdev-add saga)

Daniel P. Berrangé berrange at redhat.com
Thu Nov 21 18:14:01 UTC 2019


On Fri, Nov 15, 2019 at 04:51:46PM +0100, Peter Krempa wrote:
> To avoid using -drive as much as possible convert PFLASH to use
> -blockdev as well.
> 
> Since -blockdev is not enabled yet use the following qemu namespace XML
> override to enable it for testing:
> 
>   <domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
>     ...
>     <qemu:capabilities>
>       <qemu:add capability='blockdev'/>
>     </qemu:capabilities>
>   </domain>
> 
> Peter Krempa (6):
>   qemu: command: Extract formatting of -drive for pflash
>   qemu: domain: Store virStorageSources representing pflash backing
>   qemu: domain: Introduce helper to convert <loader> into
>     virStorageSource
>   qemu: command: Build  -blockdev-s for backing of pflash
>   qemu: command: Build the 'pflash' drives via -machine
>   qemu: Instantiate pflash via -machine when using blockdev
> 
>  src/qemu/qemu_command.c | 136 ++++++++++++++++++++++++++++++----------
>  src/qemu/qemu_domain.c  |  63 +++++++++++++++++++
>  src/qemu/qemu_domain.h  |   9 +++
>  src/qemu/qemu_process.c |   6 ++
>  4 files changed, 180 insertions(+), 34 deletions(-)

There ought to be a file added to qemuxml2argvtest to validate the
new -blockdev syntax for pflash. Maybe you have it further down in
your queue of pending blockdev patches ? If not just send a followup
to add a test, no need to repost this whole series.

Regards,
Daniel
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