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

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

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

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

WARNING: line length of 91 exceeds 80 columns
#138: FILE: kernel/bpf/verifier.c:10856:
+		     env->cur_state->active_irq_id || env->cur_state->forbid_sleep_count ||

WARNING: line length of 82 exceeds 80 columns
#148: FILE: kernel/bpf/verifier.c:11446:
+		verbose(env, "%s cannot be used inside nosleep region\n", prefix);

WARNING: line length of 82 exceeds 80 columns
#169: FILE: kernel/bpf/verifier.c:11676:
+			verbose(env, "sleepable helper %s#%d in nosleep region\n",

WARNING: line length of 82 exceeds 80 columns
#204: FILE: kernel/bpf/verifier.c:14143:
+		verbose(env, "sleepable kfunc %s in nosleep region\n", func_name);

WARNING: line length of 83 exceeds 80 columns
#235: FILE: kernel/bpf/verifier.c:20105:
+			if (old->refs[i].forbid_sleep != cur->refs[i].forbid_sleep)

WARNING: line length of 95 exceeds 80 columns
#246: FILE: kernel/bpf/verifier.c:24625:
+							  acquire_reference(env, 0, false) : 0;

total: 0 errors, 9 warnings, 1 checks, 183 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 437c5ec0947b ("bpf: Add KF_FORBID_SLEEP 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, 9 warnings, 1 checks, 183 lines checked