task: Drop files lock stub

It's implemented in write_flock() routine.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
todo: Mention not yet converted objects

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Add fixmes for read_core_data

I need to remember which objects are not yet
read right in code.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
files: Add fixme about deleted files

We hande ghost files at moment, still there
might be more complex cases which are to
be resolved.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
image: Update image objects 076.7 -> 078.22

Previously I've picked up the image objects from
042stab076.7, but the format has been updated in
042stab078.22 thus there are bits needed.

All data is taken as usually from download.openvz.org

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Exit early if ia32 task detected

We don't support yet 32bit tasks in criu.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Don't forget to add eos on read data

There is no guarantee that data read is valid,
so use obj_set_eos() helper to push end of string.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
todo: Update notes

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Provide space for auxiliary offsets in task_struct

Instead of waiting until everything read and check for
all data present, read the offsets needed early thus
we can reuse them when conversion start.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task_aux_pos update

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Add reading of auxiliary objects positions

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Move early validation to own routine

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>