WARNING: line length of 87 exceeds 80 columns
#79: FILE: kernel/bpf/cgroup.c:385:
+static u32 prog_list_length_with_topdown_cnt(struct hlist_head *head, int *topdown_cnt)

WARNING: line length of 86 exceeds 80 columns
#108: FILE: kernel/bpf/cgroup.c:446:
+			cnt += prog_list_length_with_topdown_cnt(&p->bpf.progs[atype],

WARNING: line length of 82 exceeds 80 columns
#142: FILE: kernel/bpf/cgroup.c:482:
+		/* reverse topdown priority progs ordering at this cgroup level */

CHECK: spaces preferred around that '/' (ctx:VxV)
#143: FILE: kernel/bpf/cgroup.c:483:
+		for (i = 0; i < (init_bstart - bstart)/2; i++)
 		                                      ^

WARNING: line length of 90 exceeds 80 columns
#144: FILE: kernel/bpf/cgroup.c:484:
+			swap(progs->items[init_bstart - i], progs->items[bstart + 1 + i]);

CHECK: Prefer using the BIT macro
#179: FILE: tools/include/uapi/linux/bpf.h:1210:
+#define BPF_F_PRIO_TOPDOWN	(1U << 6)

total: 0 errors, 4 warnings, 2 checks, 108 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 ec865e059f39 ("bpf: Allow top down cgroup prog ordering") 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, 4 warnings, 2 checks, 108 lines checked