WARNING: please write a help paragraph that fully describes the config symbol
#134: FILE: net/ipv4/Kconfig:752:
+	config DEFAULT_PRAGUE
+		bool "Prague" if TCP_CONG_PRAGUE=y
+

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#161: 
new file mode 100644

WARNING: line length of 81 exceeds 80 columns
#338: FILE: net/ipv4/tcp_prague.c:173:
+static u32 prague_max_tso_segs __read_mostly; /* Default value for static is 0 */

WARNING: line length of 81 exceeds 80 columns
#456: FILE: net/ipv4/tcp_prague.c:291:
+/* RTT independence on a step AQM requires the competing flows to converge to the

WARNING: line length of 82 exceeds 80 columns
#457: FILE: net/ipv4/tcp_prague.c:292:
+ * same alpha, i.e., the EWMA update frequency might no longer be "once every RTT"

WARNING: line length of 89 exceeds 80 columns
#498: FILE: net/ipv4/tcp_prague.c:333:
+		     (ca->frac_cwnd + (ONE_CWND - 1)) >> CWND_UNIT), tp->snd_cwnd_clamp);

WARNING: line length of 84 exceeds 80 columns
#515: FILE: net/ipv4/tcp_prague.c:350:
+		cwnd_bytes = mul_u64_u64_shr(ca->rate_bytes, prague_virtual_rtt(sk),

WARNING: line length of 92 exceeds 80 columns
#524: FILE: net/ipv4/tcp_prague.c:359:
+		cwnd_bytes = mul_u64_u64_shr(scaled_cwnd, tcp_mss_to_mtu(sk, tp->mss_cache),

WARNING: line length of 81 exceeds 80 columns
#547: FILE: net/ipv4/tcp_prague.c:382:
+						RTT2SEC_SHIFT - CWND_UNIT), mtu);

WARNING: line length of 81 exceeds 80 columns
#556: FILE: net/ipv4/tcp_prague.c:391:
+	rate = (u64)((u64)USEC_PER_SEC << 3) * tcp_mss_to_mtu(sk, tp->mss_cache);

WARNING: line length of 87 exceeds 80 columns
#567: FILE: net/ipv4/tcp_prague.c:402:
+	return max_t(u32, min_t(u32, ca->mtu_cache, mtu), tcp_mss_to_mtu(sk, MIN_MSS));

WARNING: line length of 83 exceeds 80 columns
#604: FILE: net/ipv4/tcp_prague.c:439:
+		offset = mul_u64_u64_shr(rate_offset, ca->rate_bytes, OFFSET_UNIT);

WARNING: line length of 93 exceeds 80 columns
#690: FILE: net/ipv4/tcp_prague.c:525:
+				tp->snd_ssthresh = div_u64(tp->snd_ssthresh * mtu_used, mtu);

WARNING: line length of 82 exceeds 80 columns
#696: FILE: net/ipv4/tcp_prague.c:531:
+	ca->hsrtt_us = ca->hsrtt_us + tp->srtt_us - (ca->hsrtt_us >> HSRTT_SHIFT);

WARNING: line length of 96 exceeds 80 columns
#738: FILE: net/ipv4/tcp_prague.c:573:
+		new_cwnd = DIV64_U64_ROUND_UP(ca->rate_bytes * prague_virtual_rtt(sk), divisor);

WARNING: line length of 84 exceeds 80 columns
#740: FILE: net/ipv4/tcp_prague.c:575:
+			ca->rate_bytes += DIV_U64_ROUND_CLOSEST(increase, new_cwnd);

WARNING: line length of 94 exceeds 80 columns
#747: FILE: net/ipv4/tcp_prague.c:582:
+			increase = DIV64_U64_ROUND_CLOSEST((increase << CWND_UNIT), new_cwnd);

WARNING: line length of 90 exceeds 80 columns
#748: FILE: net/ipv4/tcp_prague.c:583:
+		increase = div_u64(increase * MTU_SYS, tcp_mss_to_mtu(sk, tp->mss_cache));

WARNING: line length of 93 exceeds 80 columns
#802: FILE: net/ipv4/tcp_prague.c:637:
+	    (prague_target_rtt(sk) >> 3) > tcp_stamp_us_delta(tp->tcp_mstamp, ca->cwr_stamp))

WARNING: line length of 90 exceeds 80 columns
#808: FILE: net/ipv4/tcp_prague.c:643:
+		reduction = mul_u64_u64_shr(ca->rate_bytes, alpha, PRAGUE_ALPHA_BITS + 1);

WARNING: line length of 86 exceeds 80 columns
#809: FILE: net/ipv4/tcp_prague.c:644:
+		ca->rate_bytes = max_t(u64, ca->rate_bytes - reduction, MINIMUM_RATE);

WARNING: line length of 97 exceeds 80 columns
#857: FILE: net/ipv4/tcp_prague.c:692:
+static void prague_cong_control(struct sock *sk, u32 ack, int flag, const struct rate_sample *rs)

WARNING: line length of 86 exceeds 80 columns
#867: FILE: net/ipv4/tcp_prague.c:702:
+		u64 cwnd_bytes = tcp_snd_cwnd(tp) * tcp_mss_to_mtu(sk, tp->mss_cache);

WARNING: line length of 82 exceeds 80 columns
#872: FILE: net/ipv4/tcp_prague.c:707:
+		else if (unlikely(!ca->saw_ce) || cwnd_bytes > cwnd_bytes_transit)

WARNING: line length of 93 exceeds 80 columns
#966: FILE: net/ipv4/tcp_prague.c:801:
+		ca->rate_bytes = max_t(u64, ca->rate_bytes * tcp_snd_cwnd(tp), MINIMUM_RATE);

WARNING: line length of 100 exceeds 80 columns
#977: FILE: net/ipv4/tcp_prague.c:812:
+	ca->hsrtt_us = tp->srtt_us ? (((u64)tp->srtt_us) << HSRTT_SHIFT) : (1 << (HSRTT_SHIFT + 3));

total: 0 errors, 26 warnings, 0 checks, 956 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 e433ddb37b98 ("tcp: Add the TCP Prague congestion control module") 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, 26 warnings, 0 checks, 956 lines checked