CHECK: Prefer using the BIT macro
#27: FILE: tools/include/linux/btf_ids.h:14:
+#define BTF_SET8_KFUNCS		(1 << 0)

ERROR: Macros with complex values should be enclosed in parentheses
#47: FILE: tools/include/linux/btf_ids.h:42:
+#define ____BTF_ID(symbol, word)			\
 asm(							\
 ".pushsection " BTF_IDS_SECTION ",\"a\";       \n"	\
 ".local " #symbol " ;                          \n"	\

WARNING: Argument 'word' is not used in function-like macro
#47: FILE: tools/include/linux/btf_ids.h:42:
+#define ____BTF_ID(symbol, word)			\
 asm(							\
 ".pushsection " BTF_IDS_SECTION ",\"a\";       \n"	\
 ".local " #symbol " ;                          \n"	\

WARNING: unnecessary whitespace before a quoted newline
#85: FILE: tools/include/linux/btf_ids.h:91:
+".balign 4, 0;                                 \n"	\

ERROR: Macros with multiple statements should be enclosed in a do - while loop
#114: FILE: tools/include/linux/btf_ids.h:192:
+#define __BTF_SET8_START(name, scope, flags)		\
+__BTF_ID_LIST(name, local)				\
+asm(							\
+".pushsection " BTF_IDS_SECTION ",\"a\";       \n"	\
+"." #scope " __BTF_ID__set8__" #name ";        \n"	\
+"__BTF_ID__set8__" #name ":;                   \n"	\
+".zero 4                                       \n"	\
+".long " __stringify(flags)                   "\n"	\
+".popsection;                                  \n");

WARNING: macros should not use a trailing semicolon
#114: FILE: tools/include/linux/btf_ids.h:192:
+#define __BTF_SET8_START(name, scope, flags)		\
+__BTF_ID_LIST(name, local)				\
+asm(							\
+".pushsection " BTF_IDS_SECTION ",\"a\";       \n"	\
+"." #scope " __BTF_ID__set8__" #name ";        \n"	\
+"__BTF_ID__set8__" #name ":;                   \n"	\
+".zero 4                                       \n"	\
+".long " __stringify(flags)                   "\n"	\
+".popsection;                                  \n");

WARNING: unnecessary whitespace before a quoted newline
#117: FILE: tools/include/linux/btf_ids.h:195:
+".pushsection " BTF_IDS_SECTION ",\"a\";       \n"	\

WARNING: unnecessary whitespace before a quoted newline
#118: FILE: tools/include/linux/btf_ids.h:196:
+"." #scope " __BTF_ID__set8__" #name ";        \n"	\

WARNING: unnecessary whitespace before a quoted newline
#119: FILE: tools/include/linux/btf_ids.h:197:
+"__BTF_ID__set8__" #name ":;                   \n"	\

WARNING: unnecessary whitespace before a quoted newline
#120: FILE: tools/include/linux/btf_ids.h:198:
+".zero 4                                       \n"	\

WARNING: unnecessary whitespace before a quoted newline
#122: FILE: tools/include/linux/btf_ids.h:200:
+".popsection;                                  \n");

WARNING: macros should not use a trailing semicolon
#127: FILE: tools/include/linux/btf_ids.h:205:
+#define BTF_SET8_END(name)				\
+asm(							\
+".pushsection " BTF_IDS_SECTION ",\"a\";      \n"	\
+".size __BTF_ID__set8__" #name ", .-" #name "  \n"	\
+".popsection;                                 \n");	\
+extern struct btf_id_set8 name;

WARNING: unnecessary whitespace before a quoted newline
#129: FILE: tools/include/linux/btf_ids.h:207:
+".pushsection " BTF_IDS_SECTION ",\"a\";      \n"	\

WARNING: unnecessary whitespace before a quoted newline
#130: FILE: tools/include/linux/btf_ids.h:208:
+".size __BTF_ID__set8__" #name ", .-" #name "  \n"	\

WARNING: unnecessary whitespace before a quoted newline
#131: FILE: tools/include/linux/btf_ids.h:209:
+".popsection;                                 \n");	\

WARNING: macros should not use a trailing semicolon
#143: FILE: tools/include/linux/btf_ids.h:220:
+#define BTF_ID_LIST(name) static u32 __maybe_unused name[64];

WARNING: Argument 'prefix' is not used in function-like macro
#145: FILE: tools/include/linux/btf_ids.h:222:
+#define BTF_ID_FLAGS(prefix, name, ...)

WARNING: Argument 'name' is not used in function-like macro
#145: FILE: tools/include/linux/btf_ids.h:222:
+#define BTF_ID_FLAGS(prefix, name, ...)

WARNING: line length of 83 exceeds 80 columns
#153: FILE: tools/include/linux/btf_ids.h:230:
+#define BTF_SET8_START(name) static struct btf_id_set8 __maybe_unused name = { 0 };

WARNING: macros should not use a trailing semicolon
#153: FILE: tools/include/linux/btf_ids.h:230:
+#define BTF_SET8_START(name) static struct btf_id_set8 __maybe_unused name = { 0 };

WARNING: Argument 'name' is not used in function-like macro
#154: FILE: tools/include/linux/btf_ids.h:231:
+#define BTF_SET8_END(name)

WARNING: line length of 108 exceeds 80 columns
#155: FILE: tools/include/linux/btf_ids.h:232:
+#define BTF_KFUNCS_START(name) static struct btf_id_set8 __maybe_unused name = { .flags = BTF_SET8_KFUNCS };

WARNING: macros should not use a trailing semicolon
#155: FILE: tools/include/linux/btf_ids.h:232:
+#define BTF_KFUNCS_START(name) static struct btf_id_set8 __maybe_unused name = { .flags = BTF_SET8_KFUNCS };

WARNING: Argument 'name' is not used in function-like macro
#156: FILE: tools/include/linux/btf_ids.h:233:
+#define BTF_KFUNCS_END(name)

total: 2 errors, 21 warnings, 1 checks, 150 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 6139fd75b21d ("tools/bpf, selftests/bpf : Sync btf_ids.h to tools") 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.