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libbpf: Add libbpf support to batch ops

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Added four libbpf API functions to support map batch operations:
  . int bpf_map_delete_batch( ... )
  . int bpf_map_lookup_batch( ... )
  . int bpf_map_lookup_and_delete_batch( ... )
  . int bpf_map_update_batch( ... )

Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Link: https://lore.kernel.org/bpf/20200115184308.162644-8-brianvv@google.com
This commit is contained in:
Yonghong Song
2020-01-15 10:43:06 -08:00
committed by Andrii Nakryiko
parent 1e51491d05
commit d91f681d3b
3 changed files with 84 additions and 0 deletions
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src/libbpf.map
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@@ -214,6 +214,10 @@ LIBBPF_0.0.7 {
btf_dump__emit_type_decl;
bpf_link__disconnect;
bpf_map__attach_struct_ops;
bpf_map_delete_batch;
bpf_map_lookup_and_delete_batch;
bpf_map_lookup_batch;
bpf_map_update_batch;
bpf_object__find_program_by_name;
bpf_object__attach_skeleton;
bpf_object__destroy_skeleton;