[PATCH 07/19] tools lib bpf: Retrive bpf_map through offset of bpf_map_def

From: Wang Nan Add a new API to libbpf, caller is able to get bpf_map through the offset of bpf_map_def to 'maps' section. The API will be used to help jitted perf hook code find fd of a map. Signed-off-by: Wang Nan Acked-by: Alexei Starovoitov

[PATCH 07/19] tools lib bpf: Retrive bpf_map through offset of bpf_map_def

From: Wang Nan Add a new API to libbpf, caller is able to get bpf_map through the offset of bpf_map_def to 'maps' section. The API will be used to help jitted perf hook code find fd of a map. Signed-off-by: Wang Nan Acked-by: Alexei Starovoitov Cc: He Kuang Cc: Jiri Olsa Cc: Joe Stringer