WARNING: line length of 98 exceeds 80 columns
#62: FILE: tools/testing/selftests/bpf/progs/xsk_xdp_progs.c:89:
+			/* Set adjust_value to -EOPNOTSUPP to indicate to userspace that this case

WARNING: line length of 99 exceeds 80 columns
#84: FILE: tools/testing/selftests/bpf/progs/xsk_xdp_progs.c:111:
+		/* Convert sequence number to network byte order. Store this in the last 4 bytes of

WARNING: line length of 93 exceeds 80 columns
#85: FILE: tools/testing/selftests/bpf/progs/xsk_xdp_progs.c:112:
+		 * the packet. Use 'adjust_value' to determine the position at the end of the

WARNING: line length of 83 exceeds 80 columns
#89: FILE: tools/testing/selftests/bpf/progs/xsk_xdp_progs.c:116:
+		bpf_xdp_store_bytes(xdp, curr_buff_len - sizeof(seq_num), &seq_num,

WARNING: line length of 92 exceeds 80 columns
#105: FILE: tools/testing/selftests/bpf/xsk_xdp_common.h:7:
+#define PKT_HDR_ALIGN (sizeof(struct ethhdr) + 2) /* Just to align the data in the packet */

WARNING: line length of 85 exceeds 80 columns
#135: FILE: tools/testing/selftests/bpf/xskxceiver.c:1006:
+		ksft_print_msg("Error: could not find bss section of XDP program\n");

WARNING: line length of 89 exceeds 80 columns
#141: FILE: tools/testing/selftests/bpf/xskxceiver.c:1012:
+		ksft_print_msg("Error: bpf_map_lookup_elem failed with error %d\n", ret);

WARNING: line length of 95 exceeds 80 columns
#145: FILE: tools/testing/selftests/bpf/xskxceiver.c:1016:
+	/* Set the 'adjust_value' variable to -EOPNOTSUPP in the XDP program if the adjust_tail

WARNING: line length of 84 exceeds 80 columns
#146: FILE: tools/testing/selftests/bpf/xskxceiver.c:1017:
+	 * helper is not supported. Skip the adjust_tail test case in this scenario.

WARNING: line length of 88 exceeds 80 columns
#162: FILE: tools/testing/selftests/bpf/xskxceiver.c:1800:
+		if (test->adjust_tail && !is_adjust_tail_supported(ifobject->xdp_progs))

WARNING: line length of 81 exceeds 80 columns
#196: FILE: tools/testing/selftests/bpf/xskxceiver.c:2573:
+	pkt_stream_replace_ifobject(test->ifobj_tx, DEFAULT_BATCH_SIZE, pkt_len);

WARNING: line length of 89 exceeds 80 columns
#197: FILE: tools/testing/selftests/bpf/xskxceiver.c:2574:
+	pkt_stream_replace_ifobject(test->ifobj_rx, DEFAULT_BATCH_SIZE, pkt_len + value);

WARNING: line length of 99 exceeds 80 columns
#204: FILE: tools/testing/selftests/bpf/xskxceiver.c:2581:
+		ksft_test_result_skip("%s %sResize pkt with bpf_xdp_adjust_tail() not supported\n",

WARNING: line length of 81 exceeds 80 columns
#205: FILE: tools/testing/selftests/bpf/xskxceiver.c:2582:
+				      mode_string(test), busy_poll_string(test));

WARNING: line length of 100 exceeds 80 columns
#222: FILE: tools/testing/selftests/bpf/xskxceiver.c:2599:
+	return testapp_adjust_tail(test, -XSK_UMEM__MAX_FRAME_SIZE, XSK_UMEM__LARGE_FRAME_SIZE * 2);

WARNING: line length of 87 exceeds 80 columns
#234: FILE: tools/testing/selftests/bpf/xskxceiver.c:2611:
+	/* Grow by (frag_size - last_frag_Size) - 1 to stay inside the last fragment */

WARNING: line length of 84 exceeds 80 columns
#246: FILE: tools/testing/selftests/bpf/xskxceiver.c:2722:
+	{.name = "XDP_ADJUST_TAIL_SHRINK", .test_func = testapp_adjust_tail_shrink},

WARNING: line length of 98 exceeds 80 columns
#247: FILE: tools/testing/selftests/bpf/xskxceiver.c:2723:
+	{.name = "XDP_ADJUST_TAIL_SHRINK_MULTI_BUFF", .test_func = testapp_adjust_tail_shrink_mb},

WARNING: line length of 94 exceeds 80 columns
#249: FILE: tools/testing/selftests/bpf/xskxceiver.c:2725:
+	{.name = "XDP_ADJUST_TAIL_GROW_MULTI_BUFF", .test_func = testapp_adjust_tail_grow_mb},

total: 0 errors, 19 warnings, 0 checks, 216 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 0ea2794c9e01 ("selftests/xsk: Add tail adjustment tests and support check") 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, 19 warnings, 0 checks, 216 lines checked