parent            297 kernel/proc.c    np->parent = p;
parent            315 kernel/proc.c      if (pp->parent == p) {
parent            316 kernel/proc.c        pp->parent = initproc;
parent            353 kernel/proc.c    wakeup(p->parent);
parent            382 kernel/proc.c        if (pp->parent == p) {
parent            397 kernel/proc.c            pp->parent = 0;
parent             93 kernel/proc.h    struct proc *parent; // Parent process