pthread_rwlock_rdlock 41 tools/lib/lockdep/include/liblockdep/rwlock.h return pthread_rwlock_rdlock(&lock->rwlock); pthread_rwlock_rdlock 12 tools/lib/lockdep/tests/WW.c pthread_rwlock_rdlock(&b); pthread_rwlock_rdlock 17 tools/perf/util/rwsem.c return perf_singlethreaded ? 0 : pthread_rwlock_rdlock(&sem->lock);