[dm-devel] [RFC PATCH 3/3] nvme: add the "debug" host driver

[Chaitanya Kulkarni]

Mikulas,

On 2/1/22 10:33 AM, Mikulas Patocka wrote:
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> 
> 
> 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 at redhat.com>
> 


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