allocuvm          171 defs.h         int             allocuvm(pde_t*, uint, uint);
allocuvm           47 exec.c             if((sz = allocuvm(pgdir, sz, ph.vaddr + ph.memsz)) == 0)
allocuvm           59 exec.c           if((sz = allocuvm(pgdir, sz, sz + 2*PGSIZE)) == 0)
allocuvm          114 proc.c             if((sz = allocuvm(proc->pgdir, sz, sz + n)) == 0)