Re: [RFC v7][PATCH 2/9] General infrastructure for checkpointrestart
From: Daniel Jacobowitz
Date: Tue Oct 21 2008 - 23:16:20 EST
On Tue, Oct 21, 2008 at 09:33:19PM -0400, Oren Laadan wrote:
> >> What happens if I pass it a pid of a process which I _do_ own, but it
> >> does not refer to a container's init process?
> > I would assume that do_checkpoint() would return -EINVAL, but it's a
> > great question: Oren, did you have another plan?
> Since we intentional provide minimal functionality to keep the patchset
> simple and allow easy review - we only checkpoint one task; it doesn't
> really matter because we don't deal with the entire container.
> With the ability to checkpoint multiple process we will have to ensure
> that we checkpoint an entire container. I planned to return -EINVAL if
> the target task isn't a container init(1). Another option, if people
> prefer, is to use any task in a container to "represent" the entire
I haven't been following - but why this whole container restriction?
Checkpoint/restart of individual processes is very useful too.
There are issues with e.g. IPC, but I'm not convinced they're
substantially different than the issues already present for a
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