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(parent: 2cb230b) | patch
nfp: bpf: add basic support for adjust head call
authorJakub Kicinski <jakub.kicinski@netronome.com>
Fri, 15 Dec 2017 05:29:18 +0000 (21:29 -0800)
committerDaniel Borkmann <daniel@iogearbox.net>
Fri, 15 Dec 2017 13:18:18 +0000 (14:18 +0100)
commit0d49eaf4db2ad18489ff1cfceba17006c1d17b7e
treedfa5b9c1859a1657d4f61838b165ba8786000bc7tree
parent2cb230bdedb1b422507359ebc39d8f134300bf01commit | diff
nfp: bpf: add basic support for adjust head call

Support bpf_xdp_adjust_head().  We need to check whether the
packet offset after adjustment is within datapath's limits.
We also check if the frame is at least ETH_HLEN long (similar
to the kernel implementation).

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
drivers/net/ethernet/netronome/nfp/bpf/fw.h [new file with mode: 0644] blob
drivers/net/ethernet/netronome/nfp/bpf/jit.c diff | blob | history
drivers/net/ethernet/netronome/nfp/bpf/main.c diff | blob | history
drivers/net/ethernet/netronome/nfp/bpf/main.h diff | blob | history
drivers/net/ethernet/netronome/nfp/bpf/verifier.c diff | blob | history
drivers/net/ethernet/netronome/nfp/nfp_asm.h diff | blob | history
MicroBlaze GIT Repository