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    SubjectRe: [RFC v7][PATCH 2/9] General infrastructure for checkpoint restart
    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
    > container.

    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

    Daniel Jacobowitz

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