On 10/20/2013 04:42 PM, Peter Lieven wrote: > This adds 2 wrappers to read the unallocated_blocks_are_zero and > can_write_zeroes_with_unmap info from the BDI. The wrappers are > required to check for the existence of a backing_hd and > if the devices are opened with the correct flags. > > Signed-off-by: Peter Lieven <p...@kamp.de> > --- > block.c | 30 ++++++++++++++++++++++++++++++ > include/block/block.h | 2 ++ > 2 files changed, 32 insertions(+) >
Reviewed-by: Eric Blake <ebl...@redhat.com> -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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