nfp: bpf: support direct packet access in TC

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Add support for direct packet access in TC, note that because
writing the packet will cause the verifier to generate a csum
fixup prologue we won't be able to offload packet writes from
TC, just yet, only the reads will work.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Jakub Kicinski 2017-10-12 10:34:18 -07:00 • committed by David S. Miller

parent e663fe3863

commit bfddbc8adc

1 changed files with 15 additions and 2 deletions

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17

drivers/net/ethernet/netronome/nfp/bpf/jit.c

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