WARNING: externs should be avoided in .c files
#85: FILE: tools/testing/selftests/bpf/bench.c:287:
+extern struct argp bench_lpm_trie_map_argp;

WARNING: externs should be avoided in .c files
#101: FILE: tools/testing/selftests/bpf/bench.c:563:
+extern const struct bench bench_lpm_trie_lookup;

WARNING: externs should be avoided in .c files
#102: FILE: tools/testing/selftests/bpf/bench.c:564:
+extern const struct bench bench_lpm_trie_update;

WARNING: externs should be avoided in .c files
#103: FILE: tools/testing/selftests/bpf/bench.c:565:
+extern const struct bench bench_lpm_trie_delete;

WARNING: externs should be avoided in .c files
#104: FILE: tools/testing/selftests/bpf/bench.c:566:
+extern const struct bench bench_lpm_trie_free;

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#132: 
new file mode 100644

ERROR: space prohibited before that close parenthesis ')'
#336: FILE: tools/testing/selftests/bpf/benchs/bench_lpm_trie_map.c:200:
+		    .data_size_in = sizeof(in), .repeat = 1, );

WARNING: Missing a blank line after declarations
#340: FILE: tools/testing/selftests/bpf/benchs/bench_lpm_trie_map.c:204:
+		int fd = bpf_program__fd(ctx.bench->progs.run_bench);
+		err = bpf_prog_test_run_opts(fd, &opts);

WARNING: line length of 89 exceeds 80 columns
#424: FILE: tools/testing/selftests/bpf/benchs/bench_lpm_trie_map.c:288:
+	printf("Summary: throughput %8.3lf \u00B1 %5.3lf %c ops/s (%7.3lf%c ops/prod), ",

WARNING: space prohibited between function name and open parenthesis '('
#593: FILE: tools/testing/selftests/bpf/progs/lpm_trie_bench.c:114:
+static int delete (__u32 index, bool *need_refill)

WARNING: Improper SPDX comment style for 'tools/testing/selftests/bpf/progs/lpm_trie_map.c', please use '//' instead
#657: FILE: tools/testing/selftests/bpf/progs/lpm_trie_map.c:1:
+/* SPDX-License-Identifier: GPL-2.0-or-later */

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#657: FILE: tools/testing/selftests/bpf/progs/lpm_trie_map.c:1:
+/* SPDX-License-Identifier: GPL-2.0-or-later */

total: 1 errors, 11 warnings, 0 checks, 582 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 d3460d69a33f ("selftests/bpf: Add LPM trie microbenchmarks") 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.