Re: [Qemu-devel] [PATCH v3] block: add block driver read only whitelist

[Fam Zheng <famz@redhat.com>]

On Wed, 05/29 13:56, Kevin Wolf wrote:
> Am 29.05.2013 um 13:35 hat Fam Zheng geschrieben:
> > We may want to include a driver in the whitelist for read only tasks
> > such as diagnosing or exporting guest data (with libguestfs as a good
> > example). This patch introduces a readonly whitelist option, and for
> > backward compatibility, the old configure option --block-drv-whitelist
> > is now an alias to rw whitelist.
> > 
> > Drivers in readonly list is only permitted to open file readonly, and
> > returns -ENOTSUP for RW opening.
> > 
> > E.g. To include vmdk readonly, and others read+write:
> >     ./configure --target-list=x86_64-softmmu \
> >                 --block-drv-rw-whitelist=qcow2,raw,file,qed \
> >                 --block-drv-ro-whitelist=vmdk
> > 
> > v3:
> >   Fix hw/block/xen_disk.c.
> > 
> > v2:
> >   Use a separate configure option, no more magic prefix.
> > 
> > Signed-off-by: Fam Zheng <famz@redhat.com>
> > ---
> >  block.c               | 43 +++++++++++++++++++++++++++----------------
> >  blockdev.c            |  4 ++--
> >  configure             | 20 +++++++++++++++-----
> >  hw/block/xen_disk.c   |  8 ++++++--
> >  include/block/block.h |  3 ++-
> >  scripts/create_config | 11 +++++++++--
> >  6 files changed, 61 insertions(+), 28 deletions(-)
> 
> Thanks, applied to the block branch.
> 
> For future patches, please make sure to include the version history of
> the patch below the "---" line so that git am automatically drops it.

OK, thanks for teaching me this.

-- 
Fam