WARNING: line length of 81 exceeds 80 columns
#80: FILE: kernel/bpf/rqspinlock.c:241:
+#define RES_CHECK_TIMEOUT_AMORTIZED(ts, ret, mask)				\

WARNING: Argument 'ret' is not used in function-like macro
#80: FILE: kernel/bpf/rqspinlock.c:241:
+#define RES_CHECK_TIMEOUT_AMORTIZED(ts, ret, mask)				\
 	({									\
 		s64 __timeval_err = 0;						\
 		if (!(ts).spin++)						\

WARNING: Argument 'mask' is not used in function-like macro
#80: FILE: kernel/bpf/rqspinlock.c:241:
+#define RES_CHECK_TIMEOUT_AMORTIZED(ts, ret, mask)				\
 	({									\
 		s64 __timeval_err = 0;						\
 		if (!(ts).spin++)						\

CHECK: spaces preferred around that '*' (ctx:VxV)
#113: FILE: kernel/bpf/rqspinlock.c:278:
+#define SMP_TIMEOUT_POLL_COUNT	(16*1024)
                               	   ^

WARNING: line length of 89 exceeds 80 columns
#147: FILE: kernel/bpf/rqspinlock.c:428:
+					      RES_CHECK_TIMEOUT(ts, ret, _Q_LOCKED_MASK),

WARNING: line length of 91 exceeds 80 columns
#158: FILE: kernel/bpf/rqspinlock.c:590:
+	val = atomic_cond_read_acquire_timeout(&lock->val, !(VAL & _Q_LOCKED_PENDING_MASK),

WARNING: line length of 98 exceeds 80 columns
#159: FILE: kernel/bpf/rqspinlock.c:591:
+					       RES_CHECK_TIMEOUT(ts, ret, _Q_LOCKED_PENDING_MASK),

total: 0 errors, 6 warnings, 1 checks, 95 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 87efe4fa794d ("bpf/rqspinlock: Use smp_cond_load_acquire_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, 6 warnings, 1 checks, 95 lines checked