splitref 865 uvm/uvm_amap.c amap_splitref(struct vm_aref *origref, struct vm_aref *splitref, vaddr_t offset) splitref 888 uvm/uvm_amap.c splitref->ar_amap = origref->ar_amap; splitref 889 uvm/uvm_amap.c splitref->ar_amap->am_ref++; /* not a share reference */ splitref 890 uvm/uvm_amap.c splitref->ar_pageoff = origref->ar_pageoff + leftslots;