[RFC][PATCH 8/8] check files for checkpointability
dave at linux.vnet.ibm.com
Mon Mar 2 09:58:26 PST 2009
On Mon, 2009-03-02 at 11:44 -0600, Serge E. Hallyn wrote:
> Which is what we actually do, right?
> Actually we have userspace create the tasks first, and
> then each task calls sys_restart which does restore_files().
> Restarting of multiple processes expects all restarting tasks to call
> sys_restart(). Once inside the system call, each task will restart
> itself at the same order that they were saved. The internals of the
> syscall will take care of in-kernel synchronization bewteen tasks.
I guess it is OK since everybody sleeps once they enter sys_restart()
until the container init decides it is ready to go.
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