Re: [RFC][PATCH 8/8] check files for checkpointability

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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().

Quoting:

http://git.ncl.cs.columbia.edu/?p=linux-cr.git;a=commitdiff;h=3c1b1900f92ed12f5020a7b566065bffda2908d8;hp=7aec1a8f3345bb33c3f93226c895a45ec269bb59

> 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.  

-- Dave

_______________________________________________
Containers mailing list
Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx
https://lists.linux-foundation.org/mailman/listinfo/containers

[Index of Archives]     [Cgroups]     [Netdev]     [Linux Wireless]     [Kernel Newbies]     [Security]     [Linux for Hams]     [Netfilter]     [Bugtraq]     [Yosemite Forum]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux Admin]     [Samba]

  Powered by Linux