[PATCH v4 0/7] net/tap: queue flow action RSS using BPF redo

Stephen Hemminger stephen at networkplumber.org
Mon Feb 12 17:47:06 CET 2024


On Thu,  8 Feb 2024 11:05:48 -0800
Stephen Hemminger <stephen at networkplumber.org> wrote:

> The support of doing RSS for rte_flow_action was a cool idea
> but it has been broken for several releases of DPDK as the
> kernel and BPF infrastructure changed.
> 
> This series cleans up the BPF program, implements several
> features that were never completed in the original code
> and changes to use the current BPF toolchain.
> 
> The result should be easier to read and maintain.
> The build process checks for the required components
> and if not there will stub out to not supported.
> 
> This patch series is mostly the same as the original RFC,
> most of the changes are to split it up and always build
> the BPF from source.
> 
> v4 - remove accidental inclusion of tap_bpf_program.o
>      split number of queues from the number of RSS queue flows
>      define number of queues one place

Please hold this until after 24.03 release.
Would like to get some tests and documentation in place.


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