WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#59: FILE: tools/testing/selftests/bpf/prog_tests/htab_reuse.c:121:
+	volatile bool torn_write;

WARNING: line length of 81 exceeds 80 columns
#103: FILE: tools/testing/selftests/bpf/prog_tests/htab_reuse.c:165:
+		bpf_map_update_elem(ctx->fd, &key, &value, BPF_ANY | BPF_F_LOCK);

WARNING: line length of 81 exceeds 80 columns
#119: FILE: tools/testing/selftests/bpf/prog_tests/htab_reuse.c:181:
+		if (bpf_map_lookup_elem_flags(ctx->fd, &key, &value, BPF_F_LOCK))

WARNING: line length of 87 exceeds 80 columns
#169: FILE: tools/testing/selftests/bpf/prog_tests/htab_reuse.c:231:
+		err = pthread_create(&tids[threads + i], NULL, delete_update_fn, &ctx);

WARNING: line length of 91 exceeds 80 columns
#174: FILE: tools/testing/selftests/bpf/prog_tests/htab_reuse.c:236:
+		err = pthread_create(&tids[threads * 2 + i], NULL, locked_lookup_fn, &ctx);

total: 0 errors, 5 warnings, 0 checks, 197 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 760a7d77103f ("selftests/bpf: Add torn write detection test for htab BPF_F_LOCK") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 5 warnings, 0 checks, 197 lines checked