WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#18: 
new file mode 100644

ERROR: Macros with complex values should be enclosed in parentheses
#44: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:22:
+#define BPF_STRUCT_OPS(name, args...) \
+SEC("struct_ops/"#name) \
+BPF_PROG(name, args)

CHECK: Please don't use multiple blank lines
#48: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:26:
+
+

WARNING: line length of 83 exceeds 80 columns
#52: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:30:
+static __always_inline struct inet_connection_sock *inet_csk(const struct sock *sk)

CHECK: spaces preferred around that '-' (ctx:VxV)
#64: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:42:
+	return (__s32)(seq1-seq2) < 0;
 	                   ^

CHECK: Please use a blank line after function/struct/union/enum declarations
#66: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:44:
+}
+#define after(seq2, seq1) before(seq1, seq2)

WARNING: line length of 81 exceeds 80 columns
#71: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:49:
+extern void cubictcp_cwnd_event(struct sock *sk, enum tcp_ca_event event) __ksym;

WARNING: line length of 84 exceeds 80 columns
#75: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:53:
+extern void cubictcp_acked(struct sock *sk, const struct ack_sample *sample) __ksym;

CHECK: Please don't use multiple blank lines
#78: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:56:
+
+

WARNING: line length of 83 exceeds 80 columns
#84: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:62:
+void BPF_STRUCT_OPS(bpf_cubic_cwnd_event, struct sock *sk, enum tcp_ca_event event)

WARNING: line length of 81 exceeds 80 columns
#112: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:90:
+	 * [1] : Normal Slow Start condition is (tp->snd_cwnd < tp->snd_ssthresh)

CHECK: Lines should not end with a '('
#129: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:107:
+static __always_inline void tcp_cwnd_reduction(

WARNING: line length of 99 exceeds 80 columns
#136: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:114:
+	__u32 pkts_in_flight = tp->packets_out - (tp->sacked_out + tp->lost_out) + tp->retrans_out;

WARNING: line length of 85 exceeds 80 columns
#146: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:124:
+			(__u64)tp->snd_ssthresh * prr_delivered + tp->prior_cwnd - 1;

WARNING: line length of 89 exceeds 80 columns
#147: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:125:
+		sndcnt = (__u32)div64_u64(dividend, (__u64)tp->prior_cwnd) - tp->prr_out;

CHECK: Lines should not end with a '('
#160: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:138:
+static __always_inline bool tcp_may_raise_cwnd(

WARNING: line length of 81 exceeds 80 columns
#169: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:147:
+void BPF_STRUCT_OPS(bpf_cubic_cong_control, struct sock *sk, __u32 ack, int flag,

CHECK: Alignment should match open parenthesis
#170: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:148:
+void BPF_STRUCT_OPS(bpf_cubic_cong_control, struct sock *sk, __u32 ack, int flag,
+		const struct rate_sample *rs)

CHECK: spaces preferred around that '<<' (ctx:VxV)
#174: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:152:
+	if (((1<<TCP_CA_CWR) | (1<<TCP_CA_Recovery)) &
 	       ^

CHECK: spaces preferred around that '<<' (ctx:VxV)
#174: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:152:
+	if (((1<<TCP_CA_CWR) | (1<<TCP_CA_Recovery)) &
 	                         ^

WARNING: line length of 92 exceeds 80 columns
#180: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:158:
+			/* Reset cwnd to ssthresh in CWR or Recovery (unless it's undone) */

WARNING: line length of 84 exceeds 80 columns
#182: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:160:
+					inet_csk(sk)->icsk_ca_state == TCP_CA_CWR) {

CHECK: Alignment should match open parenthesis
#182: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:160:
+			if (tp->snd_ssthresh < TCP_INFINITE_SSTHRESH &&
+					inet_csk(sk)->icsk_ca_state == TCP_CA_CWR) {

CHECK: Alignment should match open parenthesis
#208: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:186:
+void BPF_STRUCT_OPS(bpf_cubic_acked, struct sock *sk,
+		const struct ack_sample *sample)

CHECK: Please don't use multiple blank lines
#218: FILE: tools/testing/selftests/bpf/progs/bpf_cubic_cong_control.c:196:
+
+

total: 1 errors, 12 warnings, 12 checks, 227 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 42e8f7b5b6e3 ("Add test for the use of new args in cong_control") 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.