WARNING: line length of 81 exceeds 80 columns
#36: FILE: tools/lib/bpf/bpf_helpers.h:321:
+#define __bpf_stream_printk(stream_id, fmt, args...)				\

WARNING: Argument 'stream_id' is not used in function-like macro
#36: FILE: tools/lib/bpf/bpf_helpers.h:321:
+#define __bpf_stream_printk(stream_id, fmt, args...)				\
 ({										\
 	static const char ___fmt[] = fmt;					\
 	unsigned long long ___param[___bpf_narg(args)];				\

WARNING: line length of 86 exceeds 80 columns
#49: FILE: tools/testing/selftests/bpf/progs/stream.c:32:
+		if (__bpf_stream_printk(BPF_STDOUT, _STR) == -ENOSPC && size == 99954)

total: 0 errors, 3 warnings, 0 checks, 24 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 1e9a83dadff6 ("libbpf: Fix macro redefined") 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, 3 warnings, 0 checks, 24 lines checked