WARNING: line length of 82 exceeds 80 columns
#77: FILE: net/quic/cong.c:18:
+static int quic_cong_check_persistent_congestion(struct quic_cong *cong, u32 time)

WARNING: line length of 81 exceeds 80 columns
#85: FILE: net/quic/cong.c:26:
+	ssthresh = cong->smoothed_rtt + max(4 * cong->rttvar, QUIC_KGRANULARITY);

WARNING: line length of 92 exceeds 80 columns
#86: FILE: net/quic/cong.c:27:
+	ssthresh = (ssthresh + cong->max_ack_delay) * QUIC_KPERSISTENT_CONGESTION_THRESHOLD;

WARNING: line length of 93 exceeds 80 columns
#99: FILE: net/quic/cong.c:40:
+static void quic_reno_on_packet_lost(struct quic_cong *cong, u32 time, u32 bytes, s64 number)

WARNING: line length of 84 exceeds 80 columns
#116: FILE: net/quic/cong.c:57:
+		pr_debug("%s: wrong congestion state: %d\n", __func__, cong->state);

WARNING: line length of 94 exceeds 80 columns
#126: FILE: net/quic/cong.c:67:
+static void quic_reno_on_packet_acked(struct quic_cong *cong, u32 time, u32 bytes, s64 number)

WARNING: line length of 82 exceeds 80 columns
#130: FILE: net/quic/cong.c:71:
+		cong->window = min_t(u32, cong->window + bytes, cong->max_window);

WARNING: line length of 84 exceeds 80 columns
#148: FILE: net/quic/cong.c:89:
+		pr_debug("%s: wrong congestion state: %d\n", __func__, cong->state);

WARNING: line length of 84 exceeds 80 columns
#167: FILE: net/quic/cong.c:108:
+		pr_debug("%s: wrong congestion state: %d\n", __func__, cong->state);

WARNING: line length of 86 exceeds 80 columns
#191: FILE: net/quic/cong.c:132:
+void quic_cong_on_packet_lost(struct quic_cong *cong, u32 time, u32 bytes, s64 number)

WARNING: line length of 87 exceeds 80 columns
#196: FILE: net/quic/cong.c:137:
+void quic_cong_on_packet_acked(struct quic_cong *cong, u32 time, u32 bytes, s64 number)

WARNING: line length of 85 exceeds 80 columns
#220: FILE: net/quic/cong.c:161:
+	loss_delay = QUIC_KTIME_THRESHOLD(max(cong->smoothed_rtt, cong->latest_rtt));

WARNING: line length of 88 exceeds 80 columns
#228: FILE: net/quic/cong.c:169:
+ * This function tracks when the next packet is allowed to be sent based on pacing rate.

WARNING: line length of 85 exceeds 80 columns
#248: FILE: net/quic/cong.c:189:
+/* Compute and update the pacing rate based on congestion window and smoothed RTT. */

WARNING: line length of 82 exceeds 80 columns
#249: FILE: net/quic/cong.c:190:
+static void quic_cong_pace_update(struct quic_cong *cong, u32 bytes, u32 max_rate)

WARNING: line length of 86 exceeds 80 columns
#263: FILE: net/quic/cong.c:204:
+void quic_cong_on_packet_sent(struct quic_cong *cong, u32 time, u32 bytes, s64 number)

WARNING: line length of 85 exceeds 80 columns
#290: FILE: net/quic/cong.c:231:
+	/* rfc9002#section-5.1: latest_rtt = ack_time - send_time_of_largest_acked */

WARNING: line length of 89 exceeds 80 columns
#453: FILE: net/quic/cong.h:81:
+	void (*on_packet_acked)(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

WARNING: line length of 88 exceeds 80 columns
#454: FILE: net/quic/cong.h:82:
+	void (*on_packet_lost)(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

WARNING: line length of 88 exceeds 80 columns
#459: FILE: net/quic/cong.h:87:
+	void (*on_packet_sent)(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

WARNING: line length of 88 exceeds 80 columns
#482: FILE: net/quic/cong.h:110:
+void quic_cong_on_packet_acked(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

WARNING: line length of 87 exceeds 80 columns
#483: FILE: net/quic/cong.h:111:
+void quic_cong_on_packet_lost(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

WARNING: line length of 87 exceeds 80 columns
#486: FILE: net/quic/cong.h:114:
+void quic_cong_on_packet_sent(struct quic_cong *cong, u32 time, u32 bytes, s64 number);

total: 0 errors, 23 warnings, 0 checks, 465 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 597a19303654 ("quic: add congestion control") 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, 23 warnings, 0 checks, 465 lines checked