WARNING: line length of 89 exceeds 80 columns
#107: FILE: kernel/bpf/rqspinlock.c:371:
+	val = res_atomic_cond_read_acquire(&lock->val, !(VAL & _Q_LOCKED_PENDING_MASK) ||

WARNING: line length of 85 exceeds 80 columns
#113: FILE: kernel/bpf/rqspinlock.c:377:
+		 * If the tail is still pointing to us, then we are the final waiter,

WARNING: line length of 86 exceeds 80 columns
#114: FILE: kernel/bpf/rqspinlock.c:378:
+		 * and are responsible for resetting the tail back to 0. Otherwise, if

WARNING: line length of 86 exceeds 80 columns
#115: FILE: kernel/bpf/rqspinlock.c:379:
+		 * the cmpxchg operation fails, we signal the next waiter to take exit

WARNING: line length of 84 exceeds 80 columns
#120: FILE: kernel/bpf/rqspinlock.c:384:
+		 * When performing cmpxchg for the whole word (NR_CPUS > 16k), it is

WARNING: line length of 86 exceeds 80 columns
#121: FILE: kernel/bpf/rqspinlock.c:385:
+		 * possible locked/pending bits keep changing and we see failures even

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#155: 
new file mode 100644

WARNING: line length of 92 exceeds 80 columns
#187: FILE: kernel/bpf/rqspinlock.h:28:
+static __always_inline bool try_cmpxchg_tail(struct qspinlock *lock, u32 tail, u32 new_tail)

total: 0 errors, 8 warnings, 0 checks, 132 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 c7ae83d4bd35 ("rqspinlock: Protect waiters in queue from stalls") 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, 8 warnings, 0 checks, 132 lines checked