/// Move all pages in a process to another set of nodes
pub unsafe fn migrate_pages(
pid: pid_t,
maxnode: usize,
old_nodes: *const usize,
new_nodes: *const usize,
) -> Result<isize, Errno> {
let pid = pid as usize;
let old_nodes = old_nodes as usize;
let new_nodes = new_nodes as usize;
syscall4(SYS_MIGRATE_PAGES, pid, maxnode, old_nodes, new_nodes).map(|ret| ret as isize)
}