WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#28: 
new file mode 100644

WARNING: line length of 85 exceeds 80 columns
#115: FILE: kernel/bpf/rqspinlock.c:83:
+ * Generate the native code for resilient_queued_spin_unlock_slowpath(); provide NOPs

WARNING: line length of 90 exceeds 80 columns
#136: FILE: kernel/bpf/rqspinlock.c:104:
+#define resilient_queued_spin_lock_slowpath	native_resilient_queued_spin_lock_slowpath

WARNING: line length of 84 exceeds 80 columns
#162: FILE: kernel/bpf/rqspinlock.c:130:
+void __lockfunc resilient_queued_spin_lock_slowpath(struct qspinlock *lock, u32 val)

WARNING: Missing a blank line after declarations
#184: FILE: kernel/bpf/rqspinlock.c:152:
+		int cnt = _Q_PENDING_LOOPS;
+		val = atomic_cond_read_relaxed(&lock->val,

WARNING: line length of 82 exceeds 80 columns
#185: FILE: kernel/bpf/rqspinlock.c:153:
+					       (VAL != _Q_PENDING_VAL) || !cnt--);

CHECK: Blank lines aren't necessary after an open brace '{'
#209: FILE: kernel/bpf/rqspinlock.c:177:
+	if (unlikely(val & ~_Q_LOCKED_MASK)) {
+

ERROR: do not use assignment in if condition
#357: FILE: kernel/bpf/rqspinlock.c:325:
+	if ((val = pv_wait_head_or_lock(lock, node)))

WARNING: line length of 84 exceeds 80 columns
#360: FILE: kernel/bpf/rqspinlock.c:328:
+	val = atomic_cond_read_acquire(&lock->val, !(VAL & _Q_LOCKED_PENDING_MASK));

WARNING: line length of 88 exceeds 80 columns
#430: FILE: kernel/bpf/rqspinlock.c:398:
+#define resilient_queued_spin_lock_slowpath	__pv_resilient_queued_spin_lock_slowpath

total: 1 errors, 8 warnings, 1 checks, 410 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 2f209708eaf5 ("locking: Copy out qspinlock.c to kernel/bpf/rqspinlock.c") 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.