CHECK: Alignment should match open parenthesis
#83: FILE: net/packet/af_packet.c:679:
+		p1->interval_ktime = ms_to_ktime(prb_calc_retire_blk_tmo(po,
+						req_u->req3.tp_block_size));

WARNING: line length of 85 exceeds 80 columns
#105: FILE: net/packet/af_packet.c:696:
+		pkc->expire_ktime = ktime_add_safe(ktime_get(), pkc->interval_ktime);

WARNING: line length of 86 exceeds 80 columns
#108: FILE: net/packet/af_packet.c:699:
+			 * 1) Only update the hrtimer expire time within the callback.

WARNING: line length of 90 exceeds 80 columns
#109: FILE: net/packet/af_packet.c:700:
+			 * When the callback return, without sk_buff_head lock protection,

WARNING: line length of 90 exceeds 80 columns
#110: FILE: net/packet/af_packet.c:701:
+			 * __run_hrtimer will enqueue the timer if return HRTIMER_RESTART.

WARNING: line length of 88 exceeds 80 columns
#111: FILE: net/packet/af_packet.c:702:
+			 * Setting the hrtimer expires while enqueuing a timer may cause

WARNING: line length of 90 exceeds 80 columns
#113: FILE: net/packet/af_packet.c:704:
+			 * 2) Use hrtimer_set_expires here instead of hrtimer_forward_now,

WARNING: line length of 84 exceeds 80 columns
#114: FILE: net/packet/af_packet.c:705:
+			 * because the end time for retiring each block is not fixed

WARNING: line length of 88 exceeds 80 columns
#115: FILE: net/packet/af_packet.c:706:
+			 * because when network packets are received quickly, blocks are

WARNING: line length of 85 exceeds 80 columns
#116: FILE: net/packet/af_packet.c:707:
+			 * retired rapidly, and the new block retire time needs to be

WARNING: line length of 84 exceeds 80 columns
#117: FILE: net/packet/af_packet.c:708:
+			 * recalculated. However, hrtimer_forward_now increments the

WARNING: line length of 81 exceeds 80 columns
#118: FILE: net/packet/af_packet.c:709:
+			 * previous timeout by an interval, which is not correct.

WARNING: line length of 87 exceeds 80 columns
#119: FILE: net/packet/af_packet.c:710:
+			 * 3）The expire time is monotonic, so if we do not update the

WARNING: line length of 90 exceeds 80 columns
#120: FILE: net/packet/af_packet.c:711:
+			 * expire time to the retire_blk_timer when it is not in callback,

WARNING: line length of 85 exceeds 80 columns
#121: FILE: net/packet/af_packet.c:712:
+			 * it will not cause problem if we skip the timeout event and

WARNING: line length of 87 exceeds 80 columns
#122: FILE: net/packet/af_packet.c:713:
+			 * update it when find out that expire_ktime is bigger than the

WARNING: line length of 87 exceeds 80 columns
#125: FILE: net/packet/af_packet.c:716:
+			hrtimer_set_expires(&pkc->retire_blk_timer, pkc->expire_ktime);

total: 0 errors, 16 warnings, 1 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 8eeec6ff9022 ("net: af_packet: Use hrtimer to do the retire operation") 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, 16 warnings, 1 checks, 227 lines checked