WARNING: line length of 91 exceeds 80 columns
#98: FILE: kernel/bpf/cgroup.c:689:
+static struct bpf_prog_list *get_prog_list(struct hlist_head *progs, struct bpf_prog *prog,

WARNING: line length of 97 exceeds 80 columns
#99: FILE: kernel/bpf/cgroup.c:690:
+					   struct bpf_cgroup_link *link, u32 flags, u32 id_or_fd)

WARNING: line length of 81 exceeds 80 columns
#166: FILE: kernel/bpf/cgroup.c:757:
+static int insert_pl_to_hlist(struct bpf_prog_list *pl, struct hlist_head *progs,

WARNING: line length of 82 exceeds 80 columns
#167: FILE: kernel/bpf/cgroup.c:758:
+			      struct bpf_prog *prog, struct bpf_cgroup_link *link,

WARNING: line length of 82 exceeds 80 columns
#203: FILE: kernel/bpf/cgroup.c:795:
+			       enum bpf_attach_type type, u32 flags, u32 id_or_fd,

WARNING: line length of 81 exceeds 80 columns
#248: FILE: kernel/bpf/cgroup.c:861:
+		err = insert_pl_to_hlist(pl, progs, prog, link, flags, id_or_fd);

WARNING: line length of 87 exceeds 80 columns
#300: FILE: kernel/bpf/cgroup.c:1143:
+			       struct bpf_cgroup_link *link, enum bpf_attach_type type,

WARNING: line length of 88 exceeds 80 columns
#372: FILE: kernel/bpf/cgroup.c:1376:
+	ret = cgroup_bpf_detach(cgrp, prog, attr->attach_type, attr->expected_revision);

CHECK: Unnecessary parentheses around '~BPF_F_LINK_ATTACH_MASK'
#404: FILE: kernel/bpf/cgroup.c:1491:
+	if (attr->link_create.flags & (~BPF_F_LINK_ATTACH_MASK))

WARNING: line length of 88 exceeds 80 columns
#413: FILE: kernel/bpf/cgroup.c:1515:
+				link->type, BPF_F_ALLOW_MULTI | attr->link_create.flags,

WARNING: line length of 85 exceeds 80 columns
#427: FILE: kernel/bpf/syscall.c:4189:
+static bool is_cgroup_prog_type(enum bpf_prog_type ptype, enum bpf_attach_type atype,

WARNING: line length of 93 exceeds 80 columns
#454: FILE: kernel/bpf/syscall.c:4239:
+		if (attr->attach_flags & ~(BPF_F_ATTACH_MASK_BASE | BPF_F_ATTACH_MASK_MPROG))

WARNING: line length of 82 exceeds 80 columns
#485: FILE: kernel/bpf/syscall.c:4277:
+		if (!is_cgroup_prog_type(ptype, prog->expected_attach_type, true))

total: 0 errors, 12 warnings, 1 checks, 432 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 3fafbd7c3085 ("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, 12 warnings, 1 checks, 432 lines checked