exporter          732 mm/mmap.c      		struct vm_area_struct *exporter = NULL, *importer = NULL;
exporter          770 mm/mmap.c      			exporter = next;
exporter          778 mm/mmap.c      				exporter = next->vm_next;
exporter          786 mm/mmap.c      			exporter = next;
exporter          796 mm/mmap.c      			exporter = vma;
exporter          806 mm/mmap.c      		if (exporter && exporter->anon_vma && !importer->anon_vma) {
exporter          809 mm/mmap.c      			importer->anon_vma = exporter->anon_vma;
exporter          810 mm/mmap.c      			error = anon_vma_clone(importer, exporter);