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| author |   Daniel Borkmann <daniel@iogearbox.net> | 2016-10-21 12:46:33 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2016-10-22 17:05:52 -0400 |
| commit | 2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e (patch) | |
| tree | a58da7082e4dcfea4b7782e72aec65920cfd5905 /net/core/filter.c | |
| parent | Merge branch 'udpmem' (diff) | |
| download | linux-dev-2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e.tar.xz linux-dev-2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e.zip | |
bpf: add helper for retrieving current numa node id
Use case is mainly for soreuseport to select sockets for the local
numa node, but since generic, lets also add this for other networking
and tracing program types.
Suggested-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/filter.c')
| -rw-r--r-- | net/core/filter.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index 00351cdf7d0c..cd9e2ba66b0e 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2492,6 +2492,8 @@ sk_filter_func_proto(enum bpf_func_id func_id) return &bpf_get_prandom_u32_proto; case BPF_FUNC_get_smp_processor_id: return &bpf_get_raw_smp_processor_id_proto; + case BPF_FUNC_get_numa_node_id: + return &bpf_get_numa_node_id_proto; case BPF_FUNC_tail_call: return &bpf_tail_call_proto; case BPF_FUNC_ktime_get_ns: |