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authorDaniel Borkmann <daniel@iogearbox.net>2016-10-21 12:46:33 +0200
committerDavid S. Miller <davem@davemloft.net>2016-10-22 17:05:52 -0400
commit2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e (patch)
treea58da7082e4dcfea4b7782e72aec65920cfd5905 /kernel/bpf/core.c
parenta10b91b8b81c29b87ff5a6d58c1402898337b956 (diff)
downloadlwn-2d0e30c30f84d08dc16f0f2af41f1b8a85f0755e.tar.gz
lwn-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 'kernel/bpf/core.c')
-rw-r--r--kernel/bpf/core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c
index aa6d98154106..82a04143368e 100644
--- a/kernel/bpf/core.c
+++ b/kernel/bpf/core.c
@@ -1043,6 +1043,7 @@ const struct bpf_func_proto bpf_map_delete_elem_proto __weak;
const struct bpf_func_proto bpf_get_prandom_u32_proto __weak;
const struct bpf_func_proto bpf_get_smp_processor_id_proto __weak;
+const struct bpf_func_proto bpf_get_numa_node_id_proto __weak;
const struct bpf_func_proto bpf_ktime_get_ns_proto __weak;
const struct bpf_func_proto bpf_get_current_pid_tgid_proto __weak;