WARNING: Missing or malformed SPDX-License-Identifier tag in line 2
#120: FILE: tools/testing/selftests/net/napi_poll_hist.bt:2:
+// SPDX-License-Identifier: GPL-2.0

WARNING: line length of 91 exceeds 80 columns
#234: FILE: tools/testing/selftests/net/veth_bql_test.sh:70:
+    echo "  --nrules N       iptables rules to slow consumer (default: $NRULES, 0=disable)"

WARNING: line length of 82 exceeds 80 columns
#236: FILE: tools/testing/selftests/net/veth_bql_test.sh:72:
+    echo "  --qdisc-opts STR extra qdisc params (e.g. 'target 1ms interval 10ms')"

WARNING: line length of 89 exceeds 80 columns
#240: FILE: tools/testing/selftests/net/veth_bql_test.sh:76:
+    echo "  --tiny-flood     add 2nd UDP thread with min-size packets (stress BQL bytes)"

WARNING: line length of 95 exceeds 80 columns
#321: FILE: tools/testing/selftests/net/veth_bql_test.sh:157:
+		fprintf(stderr, "Usage: %s <ip> <pkt_size> <port> <duration> [max_pkt_size]\n",

WARNING: line length of 87 exceeds 80 columns
#363: FILE: tools/testing/selftests/net/veth_bql_test.sh:199:
+			cur_size = pkt_size + (rand() % (max_pkt_size - pkt_size + 1));

WARNING: line length of 81 exceeds 80 columns
#437: FILE: tools/testing/selftests/net/veth_bql_test.sh:273:
+	fprintf(stderr, "  sink: %lu pkts (%lu avg pps)  drops=%lu  reorders=%lu"

WARNING: line length of 82 exceeds 80 columns
#525: FILE: tools/testing/selftests/net/veth_bql_test.sh:361:
+				      (now.tv_nsec - t_last_print.tv_nsec) * 1e-9;

WARNING: line length of 96 exceeds 80 columns
#592: FILE: tools/testing/selftests/net/veth_bql_test.sh:428:
+        ip netns exec "$NS" sh -c "echo 1 > /sys/class/net/$VETH_B/threaded" 2>/dev/null || true

WARNING: line length of 89 exceeds 80 columns
#648: FILE: tools/testing/selftests/net/veth_bql_test.sh:484:
+        log_info "BQL sysfs absent (veth IFF_NO_QUEUE+lltx, DQL accounting still active)"

WARNING: line length of 85 exceeds 80 columns
#718: FILE: tools/testing/selftests/net/veth_bql_test.sh:554:
+        new_warns=$(dmesg | tail -n +$(("${DMESG_WARN_SEEN:-$DMESG_BEFORE}" + 1)) | \

WARNING: line length of 85 exceeds 80 columns
#770: FILE: tools/testing/selftests/net/veth_bql_test.sh:606:
+    # /proc/net/softnet_stat columns: processed, dropped, time_squeeze (hex, per-CPU)

WARNING: line length of 85 exceeds 80 columns
#808: FILE: tools/testing/selftests/net/veth_bql_test.sh:644:
+    PING_RTT=$(tail -1 "$TMPDIR"/ping.log 2>/dev/null | grep -oP 'time=\K[0-9.]+') &&

WARNING: It's generally not useful to have the filename in the file
#1004: FILE: tools/testing/selftests/net/veth_bql_test_virtme.sh:13:
+#   ./tools/testing/selftests/net/veth_bql_test_virtme.sh [OPTIONS]

WARNING: line length of 100 exceeds 80 columns
#1108: FILE: tools/testing/selftests/net/veth_bql_test_virtme.sh:117:
+    WARN_PATTERN='kernel BUG|BUG:|Oops:|dql_completed|WARNING:|asks to queue packet|NETDEV WATCHDOG'

WARNING: line length of 84 exceeds 80 columns
#1109: FILE: tools/testing/selftests/net/veth_bql_test_virtme.sh:118:
+    WARN_LINES=$(grep -cE "$WARN_PATTERN" "$CONSOLELOG" 2>/dev/null) || WARN_LINES=0

total: 0 errors, 16 warnings, 0 checks, 1008 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 04bdf19b253d ("selftests: net: add veth BQL stress test") 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, 16 warnings, 0 checks, 1008 lines checked