CHECK: No space is necessary after a cast
#63: FILE: kernel/bpf/arraymap.c:264:
+	*imm = (u64) array->pptrs[0];

CHECK: No space is necessary after a cast
#71: FILE: kernel/bpf/arraymap.c:272:
+	u64 base = (u64) array->pptrs[0];

WARNING: line length of 81 exceeds 80 columns
#93: FILE: kernel/bpf/arraymap.c:569:
+	/* One exception for keyless BTF: .bss/.data/.rodata/.data..percpu map */

WARNING: line length of 85 exceeds 80 columns
#136: FILE: kernel/bpf/verifier.c:9421:
+		verbose(env, "only array map supports direct string value access\n");

WARNING: line length of 89 exceeds 80 columns
#175: FILE: kernel/bpf/verifier.c:21938:
+			insn_buf[1] = BPF_MOV64_PERCPU_REG(insn->dst_reg, insn->dst_reg);

WARNING: line length of 86 exceeds 80 columns
#179: FILE: kernel/bpf/verifier.c:21942:
+			new_prog = bpf_patch_insn_data(env, i + delta, insn_buf, cnt);

CHECK: multiple assignments should be avoided
#184: FILE: kernel/bpf/verifier.c:21947:
+			env->prog = prog = new_prog;

total: 0 errors, 4 warnings, 3 checks, 135 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 7f84efc8a449 ("bpf: Introduce global percpu data") 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, 3 checks, 135 lines checked