23.08.2019 17:37, Eric Blake wrote:
 The server side is fairly straightforward: we can always advertise
 support for detection of fast zero, and implement it by mapping the
 request to the block layer BDRV_REQ_NO_FALLBACK.
 
 Signed-off-by: Eric Blake<eblake(a)redhat.com> 
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov(a)virtuozzo.com>
-- 
Best regards,
Vladimir