On 07/16/2013 10:29 AM, Paolo Bonzini wrote:
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
> block/raw-posix.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/block/raw-posix.c b/block/raw-posix.c
> index d011cfd..1b41ea3 100644
> --- a/block/raw-posix.c
> +++ b/block/raw-posix.c
> @@ -1128,6 +1128,9 @@ static int64_t coroutine_fn
> raw_co_get_block_status(BlockDriverState *bs,
> } else {
> data = f.fe.fe_logical;
> hole = f.fe.fe_logical + f.fe.fe_length;
> + if (f.fe.fe_flags & FIEMAP_EXTENT_UNWRITTEN) {
> + ret |= BDRV_BLOCK_ZERO;
> + }
> }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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