Support for nvme format/fw-download/fw-activate/set-feature in NVMeOF host

[Keith Busch]

On Tue, Jul 18, 2017 at 12:13:52PM +0000, Subbiah, KamalaX wrote:
> Hi,
> 
> Both NVMeOF host  and NVMeOF target server is configured with RHEL OS v7.3 and upstream kernel v4.10.4.
> NIC card (both target and host) - Mellanox Technologies MT27710 Family [ConnectX-4    Lx], driver: mlx5_core, version: 3.0-1, firmware v14.14.1100.
> 1. Powered on the NVMeOF target server with single drive.
> 2. NVMe OF Target and Host  is configured and loaded with all nvme modules and mlx5 drivers.
> 3. Discovered the device with 'nvme discover -t rdma -a 1.1.1.1 -s 4440' in host.
> 4. Connected to the target with 'nvme connect -n subsystemName -t rdma -a 1.1.1.1 -s 4440' in host.
> 5.Verify drive discovery    <ls /dev/nvme*> in host.
> 
> The following nvme commands are giving error in host:
> nvme format
> nvme fw-download
> nvme fw-activate 
> nvme set-feature for temperature threshold.
> 
> Is there any support for these commands in NVMeOF host?

The host is just reporting the status it got from the target. None of
those commands are supported in the target.