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* "Cross-namespace" sharing groups creation need to be ordered with mount namespace creation right.
* "Cross-namespace" sharing groups creation need to be ordered with mount namespace creation right.
* Sharing groups vs mount tree order inversion can be very complex to restore and require multiple auxiliary. (see example below)
* Sharing groups vs mount tree order inversion can be very complex to restore and require multiple auxiliary. (see example below)
[[File:Mounts-inverse-order-example.gif|none|Mounts-inverse-order-example.gif]]
See my talks about it on Linux Plumbers Conference:
* [https://www.linuxplumbersconf.org/event/7/contributions/640/ CRIU mounts migration: problems and solutions]
* [https://linuxplumbersconf.org/event/11/contributions/923/ Mount-v2 CRIU migration engine: status update]
And here is the example of order inversion where multiple temporary mounts needed to achieve the result:
[[File:Mounts-inverse-order-example.gif|none|link=|Mounts-inverse-order-example.gif]]
to be continued...
to be continued...