nfp: bpf: add verification and codegen for map lookups

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Verify our current constraints on the location of the key are
met and generate the code for calling map lookup on the datapath.

New relocation types have to be added - for helpers and return
addresses.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

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Jakub Kicinski 2018-01-11 20:29:15 -08:00 • committed by Daniel Borkmann

parent ce4ebfd859

commit 77a3d3113b

3 changed files with 138 additions and 2 deletions

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86

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

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15

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

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39

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

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