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    SubjectRe: [RFC][PATCH 0/6][v3] Container-init signal semantics
    Quoting Sukadev Bhattiprolu (sukadev@linux.vnet.ibm.com):
    >
    > Container-init must behave like global-init to processes within the
    > container and hence it must be immune to unhandled fatal signals from
    > within the container (i.e SIG_DFL signals that terminate the process).
    >
    > But the same container-init must behave like a normal process to
    > processes in ancestor namespaces and so if it receives the same fatal
    > signal from a process in ancestor namespace, the signal must be
    > processed.
    >
    > Implementing these semantics requires that send_signal() determine pid
    > namespace of the sender but since signals can originate from workqueues/
    > interrupt-handlers, determining pid namespace of sender may not always
    > be possible or safe.

    Tested-by: Serge Hallyn <serue@us.ibm.com>

    Tested sending signals to a custom container-init.

    Are you planning to address Oleg's comments with a new patch-set,
    or with patches on top of this set?

    thanks,
    -serge


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