CHECK: Please use a blank line after function/struct/union/enum declarations
#55: FILE: tools/lib/bpf/bpf.h:61:
 };
+#define bpf_map_create_opts__last_field excl_prog_hash

WARNING: line length of 113 exceeds 80 columns
#114: FILE: tools/lib/bpf/libbpf.c:4524:
+	err = libbpf_sha256(purged, prog->insns_cnt * sizeof(struct bpf_insn), prog->hash, SHA256_DIGEST_LENGTH);

WARNING: line length of 81 exceeds 80 columns
#146: FILE: tools/lib/bpf/libbpf.c:10571:
+int bpf_map__set_exclusive_program(struct bpf_map *map, struct bpf_program *prog)

WARNING: line length of 93 exceeds 80 columns
#182: FILE: tools/lib/bpf/libbpf.h:1277:
+LIBBPF_API int bpf_map__set_exclusive_program(struct bpf_map *map, struct bpf_program *prog);

WARNING: line length of 83 exceeds 80 columns
#190: FILE: tools/lib/bpf/libbpf.h:1285:
+LIBBPF_API struct bpf_program *bpf_map__get_exclusive_program(struct bpf_map *map);

total: 0 errors, 4 warnings, 1 checks, 157 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit c9046ee3e0c2 ("libbpf: Support exclusive map creation") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 4 warnings, 1 checks, 157 lines checked