[Libguestfs] [PATCH v2 nbdkit 1/6] filters: Call all .prepare and .finalize methods, not just the first one.

[Eric Blake]

On 08/01/2018 06:10 AM, Richard W.M. Jones wrote:
> These methods are not chained through the next_ops structure, so we
> must do that work in src/filters.c.
> 
> This fixes the behaviour of filters when you layer multiple filters in
> front of a plugin.
> ---
>   src/filters.c | 27 +++++++++++++++++++--------
>   1 file changed, 19 insertions(+), 8 deletions(-)

And at least test-fua.sh breaks, because the log filter is used as a 
second filter, and now outputs more information that needs to be 
accounted for.  The change is desirable, so we just have to adjust the 
test to match.

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org