public phys_clicks alloc_mem (phys_clicks clicks) {
register struct hole *hp, *prev_ptr;
phys_clicks old_base;
hp = hole_head;
while (hp != NIL_HOLE)
if (hp->h_len >= clicks) {
old_base = hp->h_base;
hp->h_base += clicks;
hp->h_len -= clicks;
if (hp->h_len != NULL)
return old_base;
del_slot (prev_ptr, hp);
return old_base;
}
prev_ptr = hp;
hp = hp->h_next;
}
return E_NO_MEM;
}
mm/glo.h
mm/mproc.h
mm/param.h
mm/const.h
mm/alloc.c
mm/main.c
mm/getset.c
mm/putc.c
mm/table.c
mm/signal.c
mm/break.c
mm/forkexit.c
mm/exec.c
alloc_mem ()
free_mem ()
del_slot ()
merge ()
max_hole ()
mem_init ()
main ()
do_brk2 ()
allowed ()
mem_copy ()
no_sys ()
panic ()
sig_proc ()
check_sig ()
do_mm_exit ()
mm_exit ()
do_kill ()
do_ksig ()
do_fork
