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

Martin K. Petersen martin.petersen at oracle.com
Thu Mar 30 17:22:21 CEST 2017


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


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