_Q_PENDING_BITS    89 include/asm-generic/qspinlock_types.h #define _Q_TAIL_IDX_OFFSET	(_Q_PENDING_OFFSET + _Q_PENDING_BITS)
_Q_PENDING_BITS   140 kernel/locking/qspinlock.c #if _Q_PENDING_BITS == 8
_Q_PENDING_BITS   108 kernel/locking/qspinlock_paravirt.h #if _Q_PENDING_BITS == 8