Download/criu/2.2

Tarball:	criu-2.2.tar.bz2
Version:	2.2 "Carbon Nightingale"
Released:	16 May 2016
GIT tag:	v2.2

New features

• Uninstall action in Makfilefile
• "Post-resume" added to action scripts
• Root task's PID in environment for action scripts
• C/R of
  • Devconfs drop_gratuitous_arp and drop_unicast_in_l2_multicast
• * Serial ttys

Optimizations/improvements

• Lighter link-remaps restore on newer kernels

Fixes

• Race when restoring userns vs setting ns' maps
• Tasks with zero fds failed the dump
• Restore of TCP recv queue could fail due to kernel mem alloc constraints
• No errors were written to logs when launching helper (tar/iptables) app in userns restore
• User-mode dumped no memory pages sometimes
• Bind mounts considered not as bind sometimes
• Two mounts in the same directory blocked the dump
• Off-by in on /dev/tty{1,63} dumping
• Forking of cgroupns task was done with screwed clone flags

Deprecated/removed

• Greedy mode of pagemap dumping (on some kernels we do not support user-mode)
• Removed the --namespaces option