[dpdk-users] flow rule rejected by device
shaklee3 at gmail.com
Sun Feb 17 05:32:57 CET 2019
What type are flow are you creating? I believe #95 is simply that it's not
supported on that NIC. I'm not sure if an HP variant of the CX4 will
support different flows, but it should be traceable in the driver.
On Sat, Feb 16, 2019 at 6:20 AM Filip Janiszewski <
contact at filipjaniszewski.com> wrote:
> Hi All,
> I have a weird issue with an re-branded Mellanox card (sold as HP, but
> MLX hardware: HP InfiniBand FDR/EN 10/40Gb Dual Port 544FLR-QSFP
> Adapter) which is failing to start (rte_eth_dev_start) with the
> following message:
> PMD: net_mlx4: 0xebbf40: cannot attach flow rules (code 95, "Operation
> not supported"), flow error type 2, cause 0x7f76cd22b680, message: flow
> rule rejected by device
> I can't say what that cause means, any suggestion on how to decode those
> numbers? Also, I don't have configured any flow rule (or nothing
> related) and the very same code works fine one a ConnectX-4 Lx.
> I suspect a firmware compatibility issue, as the HP card is running with
> the FW version 2.30.3200 while apparently the Minimum firmware version
> required to support DPDK is 2.36.5000:
> (Page 8).
> The HP card is running on Mellanox firmware.
> Did anyone encountered a similar issue and can comment if the firmware
> can be the problem here?
> BR, Filip
> +48 666 369 823
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