WARNING: line length of 87 exceeds 80 columns
#68: FILE: include/linux/btf.h:82:
+#define KF_FORBID_FAULT  (1 << 17) /* acquired reference forbids faulting while held */

CHECK: Prefer using the BIT macro
#68: FILE: include/linux/btf.h:82:
+#define KF_FORBID_FAULT  (1 << 17) /* acquired reference forbids faulting while held */

WARNING: line length of 92 exceeds 80 columns
#81: FILE: kernel/bpf/verifier.c:205:
+static int acquire_reference(struct bpf_verifier_env *env, int insn_idx, bool forbid_fault);

WARNING: line length of 91 exceeds 80 columns
#116: FILE: kernel/bpf/verifier.c:1553:
+static int acquire_reference(struct bpf_verifier_env *env, int insn_idx, bool forbid_fault)

WARNING: line length of 83 exceeds 80 columns
#209: FILE: kernel/bpf/verifier.c:20126:
+			if (old->refs[i].forbid_fault != cur->refs[i].forbid_fault)

WARNING: line length of 95 exceeds 80 columns
#220: FILE: kernel/bpf/verifier.c:24654:
+							  acquire_reference(env, 0, false) : 0;

total: 0 errors, 5 warnings, 1 checks, 153 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 7d1f2297a6b9 ("bpf: Add KF_FORBID_FAULT modifier for KF_ACQUIRE kfuncs") 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, 5 warnings, 1 checks, 153 lines checked