[CRIU] [PATCH 0/5] pipes: support for packetized mode (with O_DIRECT)

[Stanislav Kinsburskiy]

This patch set adds support for pipes, working in packetized mode.

Important Notes (kernel related):

1) Unfortunatelly, only write end is marked awith O_DIRECT in upstream kernel.
While this patch set relies on the fact, that read end is also marked with
If there is a simple way to find write end by read end, then would be nice to
avoid this kernel patching.

2) Splice engine is broken for packetized pipes. This have to fixed in
upstream. I'll provide patches soon.