sem_lock_check    627 ipc/sem.c      			sma = sem_lock_check(ns, semid);
sem_lock_check    671 ipc/sem.c      	sma = sem_lock_check(ns, semid);
sem_lock_check   1001 ipc/sem.c      	sma = sem_lock_check(ns, semid);
sem_lock_check   1111 ipc/sem.c      	sma = sem_lock_check(ns, semid);
sem_lock_check   1297 ipc/sem.c      		sma = sem_lock_check(tsk->nsproxy->ipc_ns, un->semid);