WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#26: 
new file mode 100644

WARNING: line length of 96 exceeds 80 columns
#42: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:12:
+static int test_cgroup_get_classid_from_tc(int cgroup_fd, int srv_fd, int srv_port, bool egress)

WARNING: line length of 81 exceeds 80 columns
#57: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:27:
+			bpf_program__attach_tcx(skel->progs.tc_egress, 1, &optl);

WARNING: line length of 82 exceeds 80 columns
#61: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:31:
+			bpf_program__attach_tcx(skel->progs.tc_ingress, 1, &optl);

WARNING: line length of 93 exceeds 80 columns
#99: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:69:
+	ASSERT_OK(test_cgroup_get_classid_from_tc(cgroup_fd, srv_fd, srv_port, 1), "egress");

WARNING: line length of 94 exceeds 80 columns
#100: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:70:
+	ASSERT_OK(test_cgroup_get_classid_from_tc(cgroup_fd, srv_fd, srv_port, 0), "ingress");

WARNING: line length of 82 exceeds 80 columns
#167: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:137:
+		bpf_program__attach_cgroup(skel->progs.sysctl_tcp_mem, cgroup_fd);

WARNING: line length of 81 exceeds 80 columns
#205: FILE: tools/testing/selftests/bpf/prog_tests/cgroup_classid.c:175:
+		bpf_program__attach_cgroup(skel->progs.cg_getsockopt, cgroup_fd);

total: 0 errors, 8 warnings, 0 checks, 263 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 cfd9cb9ad6be ("bpf/selftests: Add test cases for retrieving classid") 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, 8 warnings, 0 checks, 263 lines checked