VPB_CURTHREAD_EXCLUSIVE
ce = VPB_CURTHREAD_EXCLUSIVE;
VPB_CURTHREAD_EXCLUSIVE) == 0)
m->busy_lock = VPB_CURTHREAD_EXCLUSIVE;
(x & ~VPB_BIT_WAITERS) == VPB_CURTHREAD_EXCLUSIVE,
m->busy_lock = VPB_CURTHREAD_EXCLUSIVE;
busy_lock = VPB_CURTHREAD_EXCLUSIVE;
marker->busy_lock = VPB_CURTHREAD_EXCLUSIVE;
VPB_CURTHREAD_EXCLUSIVE, \
VPB_CURTHREAD_EXCLUSIVE, \
VPB_CURTHREAD_EXCLUSIVE, VPB_UNBUSIED)) \
VPB_CURTHREAD_EXCLUSIVE, VPB_UNBUSIED)) \
(_busy_lock & VPB_BIT_FLAGMASK) | VPB_CURTHREAD_EXCLUSIVE)); \