==========
checkpatch - FAILED

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#63: 
new file mode 100644

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#68: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:1:
+#include <vmlinux.h>

CHECK: Prefer using the BIT macro
#79: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:12:
+#define NUM_QUEUE (1 << 20)

ERROR: Macros with complex values should be enclosed in parentheses
#156: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:89:
+#define private(name) SEC(".data." #name) __hidden __attribute__((aligned(8)))

WARNING: Prefer __aligned(8) over __attribute__((aligned(8)))
#156: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:89:
+#define private(name) SEC(".data." #name) __hidden __attribute__((aligned(8)))

WARNING: line length of 81 exceeds 80 columns
#162: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:95:
+private(B) struct bpf_list_head fq_new_flows __contains(fq_flow_node, list_node);

WARNING: line length of 81 exceeds 80 columns
#165: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:98:
+private(C) struct bpf_list_head fq_old_flows __contains(fq_flow_node, list_node);

WARNING: line length of 88 exceeds 80 columns
#190: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:123:
+static bool fn_time_next_packet_less(struct bpf_rb_node *a, const struct bpf_rb_node *b)

WARNING: line length of 88 exceeds 80 columns
#248: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:181:
+/* flow->age is used to denote the state of the flow (not-detached, detached, throttled)

WARNING: line length of 84 exceeds 80 columns
#267: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:200:
+	return (1 << sk->__sk_common.skc_state) & (TCPF_LISTEN | TCPF_NEW_SYN_RECV);

CHECK: multiple assignments should be avoided
#356: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:289:
+		time_to_send = q.ktime_cache = bpf_ktime_get_ns();

WARNING: line length of 90 exceeds 80 columns
#388: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:321:
+			if ((s64)(jiffies - (flow_copy->age + q.flow_refill_delay)) > 0) {

WARNING: line length of 87 exceeds 80 columns
#393: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:326:
+			fq_flows_add_tail(&fq_new_flows, &fq_new_flows_lock, flow_copy,

CHECK: multiple assignments should be avoided
#404: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:337:
+	skbn->tstamp = skb->tstamp = time_to_send;

WARNING: line length of 85 exceeds 80 columns
#428: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:361:
+static int fq_unset_throttled_flows(u32 index, struct unset_throttled_flows_ctx *ctx)

WARNING: line length of 84 exceeds 80 columns
#457: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:390:
+	fq_flows_add_tail(&fq_old_flows, &fq_old_flows_lock, flow, &q.old_flow_cnt);

WARNING: line length of 92 exceeds 80 columns
#528: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:461:
+		fq_flows_add_tail(&fq_old_flows, &fq_old_flows_lock, flow, &q.old_flow_cnt);

WARNING: line length of 100 exceeds 80 columns
#538: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:471:
+			fq_flows_add_tail(&fq_old_flows, &fq_old_flows_lock, flow, &q.old_flow_cnt);

CHECK: multiple assignments should be avoided
#637: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:570:
+	q.ktime_cache = cb_ctx.now = bpf_ktime_get_ns();

CHECK: spaces preferred around that '*' (ctx:VxV)
#685: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:618:
+#define FQ_GC_AGE (3*CONFIG_HZ)
                     ^

WARNING: void function return statements are not generally useful
#755: FILE: tools/testing/selftests/bpf/progs/bpf_qdisc_fq.c:688:
+	return;
+}

total: 1 errors, 15 warnings, 5 checks, 764 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 8cae1d7367b5 ("selftests: Add a bpf fq qdisc to selftest") 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.