vmap_start       1862 mm/vmalloc.c   	unsigned long vmap_start = 1;
vmap_start       1873 mm/vmalloc.c   		if (busy->va_start - vmap_start > 0) {
vmap_start       1876 mm/vmalloc.c   				free->va_start = vmap_start;
vmap_start       1885 mm/vmalloc.c   		vmap_start = busy->va_end;
vmap_start       1888 mm/vmalloc.c   	if (vmap_end - vmap_start > 0) {
vmap_start       1891 mm/vmalloc.c   			free->va_start = vmap_start;