Lines Matching defs:root
46 # Currently the OS does not have the root PG and PGs constitute a forest of
47 # small trees. This module gathers all such trees under one root with ID zero.
48 # If the root is present already, we do not use faked root.
139 # Return the root ID of PG hierarchy
141 sub root
143 scalar @_ == 1 or _usage("root(cookie)");
173 _walk_depth_first($self, $self->root());
184 _walk_breadth_first($self, $self->root());
377 # Return level of PG in the tree, starting from root.
946 # Create fake root PG with all CPUs
1000 # OS does not have root PG, so create one.
1049 # Find all top-level PGs and put them under $root
1634 # The PG hierarchy in the kernel does not have the root PG. We simulate the root