[dpdk-dev] [PATCH] examples: fix RSS hash function configuration

[Hunt, David]

Hi Ferruh,


On 20/6/2018 4:01 PM, Ferruh Yigit wrote:
> ethdev layer introduced checks for application requested RSS hash
> functions and returns error for ones unsupported by hardware
>
> This check breaks some sample applications which blindly configures
> RSS hash functions without checking underlying hardware support.
>
> Updated examples to mask out unsupported RSS has functions during device
> configuration.
> Prints a log if configuration values updated by this check.
>
> Fixes: aa1a6d87f15d ("ethdev: force RSS offload rules again")
>
> Signed-off-by: Ferruh Yigit <ferruh.yigit at intel.com>
> ---
> Return error added in this release, so no need to backport the fix to
> previous versions.
>
> Cc: David Hunt <david.hunt at intel.com>
> Cc: Liang Ma <liang.j.ma at intel.com>
> Cc: Xueming Li <xuemingl at mellanox.com>
> ---
>   examples/bond/main.c                          | 12 ++++++++++
>   examples/distributor/main.c                   | 11 ++++++++++
>   examples/eventdev_pipeline/main.c             | 11 ++++++++++
>   examples/ip_pipeline/link.c                   |  8 +++++--
>   examples/ip_reassembly/main.c                 | 12 ++++++++++
>   examples/ipsec-secgw/ipsec-secgw.c            | 12 ++++++++++
>   examples/l3fwd-acl/main.c                     | 12 ++++++++++
>   examples/l3fwd-power/main.c                   | 14 ++++++++++--
>   examples/l3fwd-vf/main.c                      | 12 ++++++++++
>   examples/l3fwd/main.c                         | 12 ++++++++++
>   examples/load_balancer/init.c                 | 12 ++++++++++
>   examples/multi_process/symmetric_mp/main.c    | 12 ++++++++++
>   .../performance-thread/l3fwd-thread/main.c    | 12 ++++++++++
>   examples/qos_meter/main.c                     | 22 +++++++++++++++++++
>   examples/vmdq_dcb/main.c                      | 13 +++++++++++
>   15 files changed, 183 insertions(+), 4 deletions(-)
>
>
--snip--

I tested distributor_app, l3-fwd and l3-fwd-power, they all started OK, 
giving the additional message that some flags were not available on my 
hardware.
Looks good.

Regards,
Dave.