WARNING: line length of 84 exceeds 80 columns
#42: FILE: tools/testing/selftests/bpf/xdp_hw_metadata.c:305:
+				   last_launch_time, meta->completion.tx_timestamp);

WARNING: line length of 82 exceeds 80 columns
#91: FILE: tools/testing/selftests/bpf/xdp_hw_metadata.c:500:
+					for (int j = 0; j < max_iterations; j++) {

WARNING: line length of 82 exceeds 80 columns
#95: FILE: tools/testing/selftests/bpf/xdp_hw_metadata.c:503:
+						usleep(SLEEP_PER_ITERATION_IN_US);

total: 0 errors, 3 warnings, 0 checks, 96 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 acb0d726d492 ("selftests/bpf: Add Launch Time request to xdp_hw_metadata") 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, 3 warnings, 0 checks, 96 lines checked