Difference between revisions of "Stages of restoring"
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Latest revision as of 21:09, 14 May 2013
A process of restoring has a few global synchronization points:
CR_STATE_FORKING |
Create tasks and restore group leaders |
CR_STATE_RESTORE_PGID |
Restore group IDs. Group leaders should exist in this moment and all helpers should be alive |
CR_STATE_RESTORE |
Wait helpers and restore a most part of resources. If anyone segfauls, its parent gets SIGCHLD and notify criu about that
|
CR_STATE_RESTORE_SIGCHLD |
Restore SIGCHLD handlers
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CR_STATE_COMPLETE |
All handlers were restored, origin processes can be resumed. |