nfp: bpf: detect packet reads could be cached, enable the optimisation

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This patch is the front end of this optimisation, it detects and marks
those packet reads that could be cached. Then the optimisation "backend"
will be activated automatically.

Signed-off-by: Jiong Wang <jiong.wang@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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Jiong Wang 2018-03-28 17:48:27 -07:00 • committed by Alexei Starovoitov

parent 91ff69e840

commit 87b10ecdce

2 changed files with 145 additions and 0 deletions

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115

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

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30

drivers/net/ethernet/netronome/nfp/bpf/main.h

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