[paging] Only page if we have some free channels right now

Only page if we have a load that is acceptable for paging. This
option is off by default, and can be enabled per bts. The idea
is that when we have no resources right now we will not page as
it will only create more RACHs and increase the load.

By default we are keeping the old behavior to always page and
only by changing a setting one is using the new behavior.
4 files changed
tree: 845b65a3653cbcf2e90238462b7c6aa601fa74bf
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/