WARNING: line length of 81 exceeds 80 columns
#84: FILE: arch/arm64/include/asm/cmpxchg.h:215:
+#define __CMPWAIT_CASE(w, sfx, sz)						\

WARNING: line length of 81 exceeds 80 columns
#85: FILE: arch/arm64/include/asm/cmpxchg.h:216:
+static inline void __cmpwait_case_##sz(volatile void *ptr,			\

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#85: FILE: arch/arm64/include/asm/cmpxchg.h:216:
+static inline void __cmpwait_case_##sz(volatile void *ptr,			\

WARNING: line length of 81 exceeds 80 columns
#86: FILE: arch/arm64/include/asm/cmpxchg.h:217:
+				       unsigned long val,			\

WARNING: line length of 81 exceeds 80 columns
#87: FILE: arch/arm64/include/asm/cmpxchg.h:218:
+				       s64 timeout_ns)				\

WARNING: line length of 81 exceeds 80 columns
#88: FILE: arch/arm64/include/asm/cmpxchg.h:219:
+{										\

WARNING: line length of 81 exceeds 80 columns
#89: FILE: arch/arm64/include/asm/cmpxchg.h:220:
+	unsigned long tmp;							\

WARNING: line length of 81 exceeds 80 columns
#90: FILE: arch/arm64/include/asm/cmpxchg.h:221:
+										\

WARNING: line length of 81 exceeds 80 columns
#91: FILE: arch/arm64/include/asm/cmpxchg.h:222:
+	if (!alternative_has_cap_unlikely(ARM64_HAS_WFXT) || timeout_ns <= 0) {	\

WARNING: line length of 81 exceeds 80 columns
#92: FILE: arch/arm64/include/asm/cmpxchg.h:223:
+		asm volatile(							\

WARNING: line length of 81 exceeds 80 columns
#93: FILE: arch/arm64/include/asm/cmpxchg.h:224:
+		"	sevl\n"							\

WARNING: line length of 81 exceeds 80 columns
#94: FILE: arch/arm64/include/asm/cmpxchg.h:225:
+		"	wfe\n"							\

WARNING: line length of 81 exceeds 80 columns
#95: FILE: arch/arm64/include/asm/cmpxchg.h:226:
+		"	ldxr" #sfx "\t%" #w "[tmp], %[v]\n"			\

WARNING: line length of 81 exceeds 80 columns
#96: FILE: arch/arm64/include/asm/cmpxchg.h:227:
+		"	eor	%" #w "[tmp], %" #w "[tmp], %" #w "[val]\n"	\

WARNING: line length of 81 exceeds 80 columns
#97: FILE: arch/arm64/include/asm/cmpxchg.h:228:
+		"	cbnz	%" #w "[tmp], 1f\n"				\

WARNING: line length of 81 exceeds 80 columns
#98: FILE: arch/arm64/include/asm/cmpxchg.h:229:
+		"	wfe\n"							\

WARNING: line length of 81 exceeds 80 columns
#99: FILE: arch/arm64/include/asm/cmpxchg.h:230:
+		"1:"								\

WARNING: line length of 81 exceeds 80 columns
#100: FILE: arch/arm64/include/asm/cmpxchg.h:231:
+		: [tmp] "=&r" (tmp), [v] "+Q" (*(u##sz *)ptr)			\

WARNING: line length of 81 exceeds 80 columns
#101: FILE: arch/arm64/include/asm/cmpxchg.h:232:
+		: [val] "r" (val));						\

WARNING: line length of 81 exceeds 80 columns
#102: FILE: arch/arm64/include/asm/cmpxchg.h:233:
+	} else {								\

WARNING: line length of 81 exceeds 80 columns
#103: FILE: arch/arm64/include/asm/cmpxchg.h:234:
+		u64 ecycles = arch_timer_read_counter() +			\

WARNING: line length of 81 exceeds 80 columns
#104: FILE: arch/arm64/include/asm/cmpxchg.h:235:
+				NSECS_TO_CYCLES(timeout_ns);			\

WARNING: line length of 81 exceeds 80 columns
#105: FILE: arch/arm64/include/asm/cmpxchg.h:236:
+		asm volatile(							\

WARNING: line length of 81 exceeds 80 columns
#106: FILE: arch/arm64/include/asm/cmpxchg.h:237:
+		"	sevl\n"							\

WARNING: line length of 81 exceeds 80 columns
#107: FILE: arch/arm64/include/asm/cmpxchg.h:238:
+		"	wfe\n"							\

WARNING: line length of 81 exceeds 80 columns
#108: FILE: arch/arm64/include/asm/cmpxchg.h:239:
+		"	ldxr" #sfx "\t%" #w "[tmp], %[v]\n"			\

WARNING: line length of 81 exceeds 80 columns
#109: FILE: arch/arm64/include/asm/cmpxchg.h:240:
+		"	eor	%" #w "[tmp], %" #w "[tmp], %" #w "[val]\n"	\

WARNING: line length of 81 exceeds 80 columns
#110: FILE: arch/arm64/include/asm/cmpxchg.h:241:
+		"	cbnz	%" #w "[tmp], 2f\n"				\

WARNING: line length of 81 exceeds 80 columns
#111: FILE: arch/arm64/include/asm/cmpxchg.h:242:
+		"	msr s0_3_c1_c0_0, %[ecycles]\n"				\

WARNING: line length of 81 exceeds 80 columns
#112: FILE: arch/arm64/include/asm/cmpxchg.h:243:
+		"2:"								\

WARNING: line length of 81 exceeds 80 columns
#113: FILE: arch/arm64/include/asm/cmpxchg.h:244:
+		: [tmp] "=&r" (tmp), [v] "+Q" (*(u##sz *)ptr)			\

WARNING: line length of 81 exceeds 80 columns
#114: FILE: arch/arm64/include/asm/cmpxchg.h:245:
+		: [val] "r" (val), [ecycles] "r" (ecycles));			\

WARNING: line length of 81 exceeds 80 columns
#115: FILE: arch/arm64/include/asm/cmpxchg.h:246:
+	}									\

total: 0 errors, 33 warnings, 0 checks, 122 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 4bdb5038c8c9 ("arm64: support WFET in smp_cond_relaxed_timeout()") 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, 33 warnings, 0 checks, 122 lines checked