WARNING: line length of 93 exceeds 80 columns
#70: FILE: kernel/bpf/cgroup.c:627:
+static struct bpf_link *bpf_get_anchor_link(u32 flags, u32 id_or_fd, enum bpf_prog_type type)

WARNING: line length of 93 exceeds 80 columns
#88: FILE: kernel/bpf/cgroup.c:645:
+static struct bpf_prog *bpf_get_anchor_prog(u32 flags, u32 id_or_fd, enum bpf_prog_type type)

WARNING: line length of 91 exceeds 80 columns
#106: FILE: kernel/bpf/cgroup.c:663:
+static struct bpf_prog_list *get_prog_list(struct hlist_head *progs, struct bpf_prog *prog,

WARNING: line length of 81 exceeds 80 columns
#138: FILE: kernel/bpf/cgroup.c:695:
+		/* if there is no anchor_prog, then BPF_F_PREORDER doesn't matter

WARNING: line length of 82 exceeds 80 columns
#139: FILE: kernel/bpf/cgroup.c:696:
+		 * since either prepend or append to a combined list of progs will

WARNING: line length of 81 exceeds 80 columns
#174: FILE: kernel/bpf/cgroup.c:731:
+static int insert_pl_to_hlist(struct bpf_prog_list *pl, struct hlist_head *progs,

WARNING: line length of 82 exceeds 80 columns
#210: FILE: kernel/bpf/cgroup.c:768:
+			       enum bpf_attach_type type, u32 flags, u32 id_or_fd,

WARNING: line length of 95 exceeds 80 columns
#255: FILE: kernel/bpf/cgroup.c:834:
+		err = insert_pl_to_hlist(pl, progs, prog ? : link->link.prog, flags, id_or_fd);

WARNING: line length of 87 exceeds 80 columns
#307: FILE: kernel/bpf/cgroup.c:1116:
+			       struct bpf_cgroup_link *link, enum bpf_attach_type type,

WARNING: line length of 88 exceeds 80 columns
#379: FILE: kernel/bpf/cgroup.c:1349:
+	ret = cgroup_bpf_detach(cgrp, prog, attr->attach_type, attr->expected_revision);

CHECK: Unnecessary parentheses around '~BPF_F_LINK_ATTACH_MASK'
#411: FILE: kernel/bpf/cgroup.c:1464:
+	if (attr->link_create.flags & (~BPF_F_LINK_ATTACH_MASK))

WARNING: line length of 88 exceeds 80 columns
#420: FILE: kernel/bpf/cgroup.c:1488:
+				link->type, BPF_F_ALLOW_MULTI | attr->link_create.flags,

WARNING: line length of 85 exceeds 80 columns
#434: FILE: kernel/bpf/syscall.c:4188:
+static bool is_cgroup_prog_type(enum bpf_prog_type ptype, enum bpf_attach_type atype,

WARNING: line length of 82 exceeds 80 columns
#491: FILE: kernel/bpf/syscall.c:4273:
+		if (!is_cgroup_prog_type(ptype, prog->expected_attach_type, true))

total: 0 errors, 13 warnings, 1 checks, 438 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 5932b1e095a0 ("bpf: Implement mprog API on top of existing cgroup progs") 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, 13 warnings, 1 checks, 438 lines checked