diff options
| author | Jakub Kicinski | 2018-03-29 02:48:28 +0200 |
|---|---|---|
| committer | Alexei Starovoitov | 2018-03-29 04:36:13 +0200 |
| commit | fc4484970e7e4bf40ba958f7bc48474ddadfdbfc (patch) | |
| tree | 25792acf4952851b76d992e92f59a1e56b6da2bb /drivers/net/ethernet/netronome/nfp/bpf/jit.c | |
| parent | nfp: bpf: detect packet reads could be cached, enable the optimisation (diff) | |
| download | kernel-qcow2-linux-fc4484970e7e4bf40ba958f7bc48474ddadfdbfc.tar.gz kernel-qcow2-linux-fc4484970e7e4bf40ba958f7bc48474ddadfdbfc.tar.xz kernel-qcow2-linux-fc4484970e7e4bf40ba958f7bc48474ddadfdbfc.zip | |
nfp: bpf: rename map_lookup_stack() to map_call_stack_common()
We will reuse most of map call code gen for other map calls.
Rename the lookup gen function and use meta->func_id instead
of hard-coding lookup.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/jit.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/jit.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/jit.c b/drivers/net/ethernet/netronome/nfp/bpf/jit.c index 0701590e8302..b37c9f86a18f 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/jit.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/jit.c @@ -1352,7 +1352,7 @@ static int adjust_head(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta) } static int -map_lookup_stack(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta) +map_call_stack_common(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta) { struct bpf_offloaded_map *offmap; struct nfp_bpf_map *nfp_map; @@ -1378,7 +1378,7 @@ map_lookup_stack(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta) */ tid = ur_load_imm_any(nfp_prog, nfp_map->tid, imm_a(nfp_prog)); - emit_br_relo(nfp_prog, BR_UNC, BR_OFF_RELO + BPF_FUNC_map_lookup_elem, + emit_br_relo(nfp_prog, BR_UNC, BR_OFF_RELO + meta->func_id, 2, RELO_BR_HELPER); ret_tgt = nfp_prog_current_offset(nfp_prog) + 2; @@ -2326,7 +2326,7 @@ static int call(struct nfp_prog *nfp_prog, struct nfp_insn_meta *meta) case BPF_FUNC_xdp_adjust_head: return adjust_head(nfp_prog, meta); case BPF_FUNC_map_lookup_elem: - return map_lookup_stack(nfp_prog, meta); + return map_call_stack_common(nfp_prog, meta); default: WARN_ONCE(1, "verifier allowed unsupported function\n"); return -EOPNOTSUPP; |