Changes

== Problem ==

== Problem ==

When restoring a process tree without namespaces (i.e. into namespaces in which criu lives) one may frequently hit a "pid mismatch" problem. It happens when a process CRIU tries to restore has a PID which is already owned by some other process living in this pid namespace. There's no way one can restore a process tree in ''this'' namespace, so the only solution is to unshare the new pid namespace and restore the tree into it.

When restoring a process tree without [[namespaces]] (i.e. into namespaces in which criu lives) one may frequently hit a "pid mismatch" problem. It happens when a process CRIU tries to restore has a PID which is already owned by some other process living in this pid namespace. There's no way one can restore a process tree in ''this'' namespace, so the only solution is to unshare the new pid namespace and restore the tree into it.

When doing so we have two problems:

When doing so we have two problems: