WARNING: line length of 81 exceeds 80 columns
#51: FILE: arch/arm64/include/asm/ftrace.h:152:
+		(_regs)->pc = arch_ftrace_regs(fregs)->pc;			\

WARNING: line length of 81 exceeds 80 columns
#52: FILE: arch/arm64/include/asm/ftrace.h:153:
+		(_regs)->regs[29] = arch_ftrace_regs(fregs)->fp;		\

WARNING: line length of 81 exceeds 80 columns
#53: FILE: arch/arm64/include/asm/ftrace.h:154:
+		(_regs)->sp = arch_ftrace_regs(fregs)->sp;			\

WARNING: line length of 81 exceeds 80 columns
#70: FILE: arch/powerpc/include/asm/ftrace.h:48:
+		(_regs)->nip = arch_ftrace_regs(fregs)->regs.nip;		\

WARNING: line length of 81 exceeds 80 columns
#71: FILE: arch/powerpc/include/asm/ftrace.h:49:
+		(_regs)->gpr[1] = arch_ftrace_regs(fregs)->regs.gpr[1];		\

WARNING: line length of 89 exceeds 80 columns
#88: FILE: arch/s390/include/asm/ftrace.h:81:
+		(_regs)->psw.addr = arch_ftrace_regs(fregs)->regs.psw.addr;		\

WARNING: line length of 89 exceeds 80 columns
#89: FILE: arch/s390/include/asm/ftrace.h:82:
+		(_regs)->gprs[15] = arch_ftrace_regs(fregs)->regs.gprs[15];		\

WARNING: Argument 'fregs' is not used in function-like macro
#132: FILE: include/linux/ftrace.h:221:
+#define arch_ftrace_fill_perf_regs(fregs, _regs) do {} while (0)

WARNING: Argument '_regs' is not used in function-like macro
#132: FILE: include/linux/ftrace.h:221:
+#define arch_ftrace_fill_perf_regs(fregs, _regs) do {} while (0)

total: 0 errors, 9 warnings, 0 checks, 88 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 63d352cfd8c1 ("tracing: Add ftrace_fill_perf_regs() for perf event") 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, 9 warnings, 0 checks, 88 lines checked