[Drbd-dev] RFC: always use REQ_OP_WRITE_ZEROES for zeroing offload

[Martin K. Petersen]

Mike Snitzer <snitzer at redhat.com> writes:

> Would be very useful, particularly for testing, if
> drivers/scsi/scsi_debug.c were updated to support WRITE ZEROES.

There is no WRITE ZEROES in SCSI. You should be able to get the right
behavior with lbpws=1 lbprz=1.

-- 
Martin K. Petersen	Oracle Linux Engineering