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    SubjectRe: [PATCH][DOCUMENTATION] The namespaces compatibility list doc
    On Fri, 16 Nov 2007 16:52:34 +0100 Daniel Lezcano wrote:

    > > +1. Both the IPC and the PID namespaces provide IDs to address
    > > + object inside the kernel. E.g. semaphore with ipcid or
    > > + process group with pid.
    > > +
    > > + In both cases, tasks shouldn't try exposing this id to some
    > > + other task living in a different namespace via a shared filesystem
    > > + or IPC shmem/message. The fact is that this ID is only valid
    > > + within the namespace it was obtained in and may refer to some
    > > + other object in another namespace.
    > > +
    > > +2. Intentionnaly, two equal user ids in different user namespaces
    > Intentionaly

    Intentionally,

    > > + should not be equal from the VFS point of view. In other
    > > + words, user 10 in one user namespace shouldn't have the same
    > > + access permissions to files, beloging to user 10 in another
    > belonging
    > > + namespace. But currently this is not so.
    > > +

    ---
    ~Randy
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