WARNING: line length of 88 exceeds 80 columns
#39: FILE: tools/testing/selftests/bpf/test_xsk.c:516:
+static int pkt_stream_replace_ifobject(struct ifobject *ifobj, u32 nb_pkts, u32 pkt_len)

CHECK: Alignment should match open parenthesis
#65: FILE: tools/testing/selftests/bpf/test_xsk.c:538:
+static int __pkt_stream_replace_half(struct ifobject *ifobj, u32 pkt_len,
 				      int offset)

WARNING: line length of 83 exceeds 80 columns
#83: FILE: tools/testing/selftests/bpf/test_xsk.c:555:
+static int pkt_stream_replace_half(struct test_spec *test, u32 pkt_len, int offset)

WARNING: line length of 92 exceeds 80 columns
#155: FILE: tools/testing/selftests/bpf/test_xsk.c:714:
+static int pkt_stream_generate_custom(struct test_spec *test, struct pkt *pkts, u32 nb_pkts)

WARNING: line length of 100 exceeds 80 columns
#201: FILE: tools/testing/selftests/bpf/test_xsk.c:2010:
+	if (pkt_stream_replace(test, DEFAULT_UMEM_BUFFERS + DEFAULT_UMEM_BUFFERS / 2, MIN_PKT_SIZE))

WARNING: line length of 100 exceeds 80 columns
#211: FILE: tools/testing/selftests/bpf/test_xsk.c:2023:
+	if (pkt_stream_replace(test, DEFAULT_UMEM_BUFFERS + DEFAULT_UMEM_BUFFERS / 2, MIN_PKT_SIZE))

WARNING: line length of 87 exceeds 80 columns
#360: FILE: tools/testing/selftests/bpf/test_xsk.c:2508:
+	ret = pkt_stream_replace_ifobject(test->ifobj_tx, DEFAULT_BATCH_SIZE, pkt_len);

WARNING: line length of 95 exceeds 80 columns
#364: FILE: tools/testing/selftests/bpf/test_xsk.c:2512:
+	ret = pkt_stream_replace_ifobject(test->ifobj_rx, DEFAULT_BATCH_SIZE, pkt_len + value);

total: 0 errors, 7 warnings, 1 checks, 333 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 23a33559170f ("selftests/bpf: test_xsk: Don't exit immediately on allocation failures") 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, 7 warnings, 1 checks, 333 lines checked