Mikulas, On 2/1/22 10:33 AM, Mikulas Patocka wrote: > External email: Use caution opening links or attachments > > > This patch adds a new driver "nvme-debug". It uses memory as a backing > store and it is used to test the copy offload functionality. > > Signed-off-by: Mikulas Patocka <mpatocka@xxxxxxxxxx> > NVMe Controller specific memory backed features needs to go into QEMU which are targeted for testing and debugging, just like what we have done for NVMe ZNS QEMU support and not in kernel. I don't see any special reason to make copy offload an exception. -ck