On 2022/05/02 21:14, Damien Le Moal wrote: > On 2022/04/27 21:49, Nitesh Shetty wrote: >> O Wed, Apr 27, 2022 at 11:19:48AM +0900, Damien Le Moal wrote: >>> On 4/26/22 19:12, Nitesh Shetty wrote: >>>> The patch series covers the points discussed in November 2021 virtual call >>>> [LSF/MM/BFP TOPIC] Storage: Copy Offload[0]. >>>> We have covered the Initial agreed requirements in this patchset. >>>> Patchset borrows Mikulas's token based approach for 2 bdev >>>> implementation. >>>> >>>> Overall series supports – >>>> >>>> 1. Driver >>>> - NVMe Copy command (single NS), including support in nvme-target (for >>>> block and file backend) >>> >>> It would also be nice to have copy offload emulation in null_blk for testing. >>> >> >> We can plan this in next phase of copy support, once this series settles down. > > Why ? How do you expect people to test simply without null_blk ? Sutre, you said > QEMU can be used. But if copy offload is not upstream for QEMU either, there is > no easy way to test. > > Adding that support to null_blk would not be hard at all. Sorry. Replied again to an email I already replied to. vger keep sending me multiple copies of the same emails... -- Damien Le Moal Western Digital Research